Asterisk(*) denotes corresponding author.

 Full list of publications can also be found at Google Scholar: Link to Google Scholar Page

 'IF' represents 'Impact Factor at the time of publication.'

 Journal rankings are categorized into 5%, 10%, 15%, Q1, and Q2, where Q1 and Q2 represent top 25% and top 50%, respectively.

- 2023 -

209. Jimin Park, Sangjun Lee, Dasom Choi, and Chang-Hwan Im*, "Enhancement of Dynamic Visual Acuity Using Transcranial Alternating Current Stimulation with Gamma Burst Entrained on Alpha Wave Troughs,"

 Behavioral and Brain Functions, in press, 2023. (IF = 5.1, 10%)

208. Suhye Kim, Jung-Hwan Kim, Wooseok Hyung, Suhkyung Shin, Myoung Jin Choi, Dong Hwan Kim, and Chang-Hwan Im*, "Characteristic Behaviors of Elementary Students in a Low Attention State during Online Learning Identified Using Electroencephalography,"

 IEEE Transactions on Learning Technologies, in press, 2023. (IF = 3.7, Q1)

207. Ho-Seung Cha and Chang-Hwan Im*, "Improvement of Robustness against Electrode Shift for Facial Electromyogram-based Facial Expression Recognition using Domain Adaptation in VR-based Metaverse Applications,"

Virtual Reality, in press, 2023. (IF = 4.2, Q1)

206. Kang-Min Choi, Chang-Hwan Im, Chaeyeon Yang, Hyun Seo Lee, Sungkean Kim, and Seung-Hwan Lee, "Influence of inter-stimulus interval on 40-Hz auditory steady-state response in patients with schizophrenia"

 npj Schizophrenia, in press. 2023. (IF = 5.4, Q1)

205. Jeongyeol Ahn, Juhyoung Ryu, Sangjun Lee, Chany Lee, Chang-Hwan Im, and Sang-Hun Lee, "Transcranial direct current stimulation elevates the baseline activity while sharpening the spatial tuning of the human visual cortex,"

 Brain Stimulation, vol. 16, no. 4, pp. 1154-1164, 2023. [Link] (IF = 7.7, 10%)

204. Jimin Park, Sangjun Lee, Seonghun Park, Chany Lee, Sungshin Kim, and Chang-Hwan Im*, "Transcranial Alternating Current Stimulation over Multiple Brain Areas with Non-Zero Phase Delays Other Than 180 degrees Modulates Visuospatial Working Memory Performance,”

 Scientific Reports, vol. 13, Art.No.12710, 2023. [Link] (IF = 4.6, Q2)

203. Chunghwan Kim, Chaeyoon Kim, HyunSub Kim, HwyKuen Kwak, WooJin Lee, and Chang-Hwan Im*, "Facial Electromyogram-based Facial Gesture Recognition for Hands-free Control of an AR/VR Environment: Optimal Gesture Set Selection and Validation of Feasibility as an Assistive Technology,"

Biomedical Engineering Letters, vol. 13, pp. 465–473, 2023. [Link] (IF = 4.6, Q2)

202. Yong-Wook Kim, Sungkean Kim, Min Jin Jin, Chang-Hwan Im*, and Seung-Hwan Lee*, "The importance of low-frequency alpha (8-10 Hz) waves and default mode network in behavioral inhibition,"

Clinical Psychopharmacology and Neuroscience, in press, 2023. (IF = 3.731, Q2)

201. Jinuk Kwon, Hyerin Nam, Younsoo Chae, Seungjae Lee, In Young Kim, and Chang-Hwan Im*, "Novel Three-Axis Accelerometer-Based Silent Speech Interface Using Deep Neural Network,"

Engineering Applications of Artificial Intelligence, vol. 120, Art.No. 105909, 2023. [Link] (IF = 7.802, 5%)

200. Hodam Kim, Younsoo Chae, Suhye Kim, and Chang-Hwan Im*, "Development of a Computer-Aided Education System Inspired by Face-to-Face Learning by Incorporating EEG-based Neurofeedback into Online Video Lectures,"

 IEEE Transactions on Learning Technologies, vol. 16, pp. 78-91, 2023. [Link] (IF = 4.433, 15%)

199. Seonghun Park, Jisoo Ha, Jimin Park, Kyeong-Gu Lee, and Chang-Hwan Im*, "Brain-Controlled, AR-based Home Automation System Using SSVEP-based Brain-Computer Interface and EOG-based Eye Tracker: A Feasibility Study for the Elderly End User,"

 IEEE Transactions on Neural Systems and Rehabilitation Engineering, vol. 31, pp. 544-553, 2023. [Link] (IF = 4.528, 15%)

198. Chunghwan Kim, Ho-Seung Cha, Junghwan Kim, HwyKuen Kwak, WooJin Lee, and Chang-Hwan Im*, "Facial Motion Capture System Based on Facial Electromyogram and Electrooculogram for Immersive Social Virtual Reality Applications,"

 Sensors, vol. 23, Art.No. 3580, 2023. [Link] (IF = 3.847, Q2)

- 2022 -   

 197. Hodam Kim, Suhye Kim, Hongmin Kim, YoungSoo Ji, and Chang-Hwan Im*, “Modulation of driver’s emotional states by manipulating in-vehicle environment: Validation with biosignals recorded in an actual car environment,”

 IEEE Transactions on Affective Computing, vol. 13, no. 4, pp. 1783-1792, 2022. [Link] (IF = 13.990, 5%)   
    * Featured in a Media Link

196. Kyeonggu Lee, Kang-Min Choi, Seonghun Park, Seung-Hwan Lee, and Chang-Hwan Im*, “Selection of the Optimal Channel Configuration for Implementing Wearable EEG Devices for the Diagnosis of Mild Cognitive Impairment,"

 Alzheimer's Research & Therapy, vol. 14, Art.No. 170, 2022. [Link] (IF = 8.831, 10%)

195. Jisoo Ha, Kang-Min Choi, and Chang-Hwan Im*, "Feasibility of Using Electrooculography-based Eye-trackers for Neuromarketing Applications,"

 IEEE Transactions on Instrumentation and Measurement, vol. 71, Art.No. 6503310, 2022. [Link] (IF = 5.332, 15%)

194. Se-Na Kim, Chang Hee Min, Bo Hee Kim, Sangjun Lee, Han Bi Ji, Cho Rim Kim, Jae Hoon Han, Chang-Hwan Im, Hyeong Gon Yu, and Young Bin Choy, “Iontophoretic Delivery of Dexamethasone-loaded Nanoparticles to the Anterior Segment of the Eye,”

 Journal of Industrial and Engineering Chemistry, vol. 116, pp. 199-206, 2022. [Link] (IF = 6.760, Q1)

193. Ho-Seung Cha, Won-Du Chang, and Chang-Hwan Im*, "Deep-Learning-Based Real-Time Silent Speech Recognition using Facial Electromyogram Recorded Around Eyes for Hands-Free Interfacing in Virtual Reality Environment,"

 Virtual Reality, vol. 26, pp. 1047-1057, 2022. [Link] (IF = 5.095, 10%)
    * Featured in a Media Link 

192. Jinuk Kwon, Jihun Hwang, Hyerin Nam, and Chang-Hwan Im*, "Novel Hybrid Visual Stimuli Incorporating Periodic Motions into Conventional Flickering or Pattern-Reversal Visual Stimuli for Steady-State Visual Evoked Potential-Based Brain-Computer Interfaces,"

 Frontiers in Neuroinformatics, vol. 16, Art.No.997068, 2022. [Link] (IF = 4.081, Q1)

191. Sangjun Lee, Jimin Park, Da Som Choi, Seokbeen Lim, Youngjong Kwak, Dong Pyo Jang, Dong Hwan Kim, Han Bi Ji, Young Bin Choy, and Chang-Hwan Im*, "Feasibility of Epidural Temporal Interference Stimulation for Minimally Invasive Electrical Deep Brain Stimulation: Simulation and Phantom Experimental Studies,"

 Journal of Neural Engineering, vol. 19, Art.No.056003, 2022. [Link] (IF = 5.379, Q1)

190. Jimin Park, Chany Lee, Sangjun Lee, and Chang-Hwan Im*, "80 Hz but not 40 Hz, Transcranial Alternating Current Stimulation of 80 Hz over Right Intraparietal Sulcus Increases Visuospatial Working Memory Capacity,"

 Scientific Reports, vol. 12, Art.No. 13762, 2022. [Link] (IF = 4.379, Q1)

189. Jinuk Kwon and Chang-Hwan Im*, “Novel Signal-to-Signal Translation Method Based on StarGAN to Generate Artificial EEG for SSVEP-Based Brain-Computer Interfaces,"

 Expert Systems With Applications, vol. 203, Art.No. 117574, 2022. [Link] (IF = 6.954, 10%)
    * Featured in a Media Link

188. Ho-Seung Cha and Chang-Hwan Im*, "Performance enhancement of facial electromyogram-based facial-expression recognition for social virtual reality applications using linear discriminant analysis adaptation,"

 Virtual Reality, vol. 26, pp. 385-398, 2022. [Link] (IF = 5.095, 10%)
    * Featured in a Media Link

187. Miseon Shim, Chang-Hwan Im, Seung-Hwan Lee, and Han-Jeong Hwang, “Enhanced performance by interpretable low-frequency EEG oscillations in the machine learning-based diagnosis of post-traumatic stress disorder,” Frontiers in Neuroinformatics

 Frontiers in Neuroinformatics, vol. 16, Art.No. 811756, 2022. [Link] (IF = 4.081, Q1)

186. Jisoo Ha, Seonghun Park, and Chang-Hwan Im*, "Novel hybrid brain-computer interface (BCI) for virtual reality applications using SSVEP-based BCI and electrooculogram-based eye tracking for increased information transfer rate,"

 Frontiers in Neuroinformatics, vol. 16, Art.No. 758537, 2022. [Link] (IF = 4.081, Q1)

185. Sangjun Lee, Jimin Park, Da Som Choi, Chany Lee, and Chang-Hwan Im*, “Multipair Transcranial Temporal Interference Stimulation for Improved Focalized Stimulation of Deep Brain Regions: A Simulation Study,”

 Computers in Biology and Medicine, vol. 143, Art.No.105337. [Link] (IF = 4.589, 15%)

184. Sangjun Lee, Chany Lee, Euijin Kim, Song Ah Ko, Se-Na Kim, Young Bin Choy, and Chang-Hwan Im*, "In-Vivo Estimation of Tissue Electrical Conductivities of a Rabbit Eye for Precise Simulation of Electric Field Distributions during Ocular Iontophoresis,"

 International Journal for Numerical Methods in Biomedical Engineering, vol. 38, no. 1, Art.No. e3540, 2022. [Link] (IF = 2.747, Q2)

183. Hodam Kim, Laehyun Kim, Dan Zhang, and Chang-Hwan Im*, “Classification of Individual’s Discrete Emotions Reflected in Facial Microexpressions Using Electroencephalogram and Facial Electromyogram,”

 Expert Systems With Applications, vol. 188, Art.No. 116101, 2022. [Link] (IF = 6.954, 10%)
   * Featured in a Media Link

- 2021 -    

182. Kang-Min Choi, Jeong-Youn Kim, Yong-Wook Kim, Jung-Won Han, Chang-Hwan Im*, and Seung-Hwan Lee*, “Comparative analysis of default mode networks in major psychiatric disorders using resting-state EEG,”

 Scientific Reports, vol. 11, Art.No. 22007, 2021. (* co-corresponding authors) [Link] (IF = 4.379, Q1)

181. Gyeong Seon Choi, Ji Young Yun, Sungeun Hwang, Song E. Kim, Jeong-Yeon Kim, Chang-Hwan Im, and Hyang Woon Lee, "Can Corticomuscular Coherence Differentiate between REM Sleep Behavior Disorder with or without Parkinsonism?"

 Journal of Clinical Medicine, vol. 10, Art.No. 5585, 2021. [Link] (IF = 4.242, Q1) 

180. Hodam Kim and Chang-Hwan Im*, "Influence of the number of channels and classification algorithm on the performance robustness to electrode shift in steady-state visual evoked potential-based brain-computer interfaces,"

Frontiers in Neuroinformatics, vol. 15, Art.No. 750839, 2021. [Link] (IF = 4.081, Q1) 

179. Jihyeon Ha, Wanjoo Park, Sang In Park, Chang-Hwan Im, and Laehyun Kim, "EEG response to game-craving according to personal preference for games,"

 Social Cognitive and Affective Neuroscience, vol. 16, no. 9, pp. 995-1005. [Link] (IF = 3.436, Q2)

178. Jihyeon Ha, Sangin Park, Chang-Hwan Im, Laehyun Kim, "Classification of Gamers Using Multiple Physiological Signals: Distinguishing features of Internet Gaming Disorder,"

 Frontiers in Psychology, vol. 12, Art.No. 714333, 2021. [Link] (IF = 2.990, Q2)

177. Seonghun Park, Do-Won Kim, Chang-Hee Han, and Chang-Hwan Im*, "Estimation of Emotional Arousal Changes of a Group of Individuals during Movie Screening Using Steady-State Visual-Evoked Potential,"

 Frontiers in Neuroinformatics, Vol. 15, Art.No. 731236, 2021. [Link] (IF = 4.081, Q1)

176. Jihyeon Ha, Sang In Park, Chang-Hwan Im, and Laehyun Kim, "A Hybrid Brain–Computer Interface for Real-life Meal-Assist Robot Control,"

 Sensors, vol. 21, no. 13, Art.No. 4578, 2021. [Link] (IF = 3.576, Q1)

175. Sangjun Lee, Jimin Park, Jinuk Kwon, Dong Hwan Kim, and Chang-Hwan Im*, "Multi-Channel Transorbital Electrical Stimulation for Effective Stimulation of Posterior Retina,"

 Scientific Reports, vol. 11, Art.No. 9745, 2021. [Link] (IF = 4.379, Q1)

174. Jinuk Kwon and Chang-Hwan Im*, "Subject-Independent Functional Near-Infrared Spectroscopy-Based Brain-Computer Interfaces Based on Convolutional Neural Networks,"

 Frontiers in Human Neuroscience, vol. 15, Art.No. 646915, 2021. [Link] (IF = 3.169, Q2)

- 2020 - 

173. Jinuk Kwon and Chang-Hwan Im*, "Performance Improvement of Near-Infrared Spectroscopy-based Brain-Computer Interfaces Using Transcranial Near-Infrared Photobiomodulation with the Same Device,"

 IEEE Transactions on Neural Systems and Rehabilitation Engineering, vol. 28, no. 12, pp. 2608-2614, 2020. [Link] (IF = 3.340, 10%)

172. Seonghun Park, Chang-Hee Han, and Chang-Hwan Im*, "Design of Wearable EEG Devices Specialized for Passive Brain–Computer Interface Applications,"

 Sensors, vol. 20, Art.No. 4572, 2020. [pdf 3.8M] (IF = 3.275, Q1)

171. Sangjun Lee, Chany Lee, Jimin Park, and Chang-Hwan Im*, "Individually customized transcranial temporal interference stimulation for focused modulation of deep brain structures: A simulation study with different head models,"

 Scientific Reports, vol. 10, Art.No. 11730, 2020. [pdf 2.4M] (IF = 3.998, Q1)

170. Sungkean Kim, Yong-Wook Kim, Miseon Shim, Min Jin Jin, Chang-Hwan Im, and Seung-Hwan Lee, "Altered Cortical Functional Networks in Patients with Schizophrenia and Bipolar Disorder: A Resting-State Electroencephalographic Study,"

 Frontiers in Psychiatry, vol. 11, Art.No. 661, 2020. [pdf 1M] (IF = 2.849, Q2)

169. Ho-Seung Cha, Seong-Jun Choi, and Chang-Hwan Im*, "Real-time Recognition of Facial Expressions using Facial Electromyograms Recorded around the Eyes for Social Virtual Reality Applications,"

 IEEE Access, vol. 8, pp. 62065-62075, 2020. [pdf 8.8M] (IF = 3.745, Q1)

168. Sungkean Kim, Yong-Wook Kim, Hyeonjin Jeon, Chang-Hwan Im, and Seung-Hwan Lee, "Altered Cortical Thickness-Based Individualized Structural Covariance Networks in Patients with Schizophrenia and Bipolar Disorder,"

 Journal of Clinical Medicine, vol. 9, Art.No. 1846, 2020. [pdf 1.1M] (IF = 3.303, Q1)

167. Jinuk Kwon, Jaeyoung Shin, and Chang-Hwan Im*, "Toward a compact hybrid brain-computer interface (BCI): Performance evaluation of multi-class hybrid EEG-fNIRS BCIs with limited number of channels,"

 PLoS ONE, vol. 15, no. 3, e0230491, 2020. [pdf 1.2M] (IF = 2.740, Q2)

166. Yong-Wook Kim, Sungkean Kim, Miseon Shim, Min Jin Jin, Hyeonjin Jeon, Seung-Hwan Lee, and Chang-Hwan Im*, "Riemannian classifier enhances the accuracy of machine-learning-based diagnosis of PTSD using resting EEG,"

 Progress in Neuro-Psychopharmacology & Biological Psychiatry, vol. 102, Art.No. 109960, 2020. [pdf 588k] (IF = 4.361, Q1)

165. Jaeyoung Shin and Chang-Hwan Im*, "Performance improvement of near-infrared spectroscopy-based brain-computer interface using regularized linear discriminant analysis ensemble classifier based on bootstrap aggregating,"

 Frontiers in Neuroscience, vol. 14, Art.No. 168, 2020. [Link] (IF = 3.707, Q2)

164. Ho-Seung Cha, Chang-Hee Han, and Chang-Hwan Im*, "Prediction of Individual User’s Dynamic Ranges of EEG Features from Resting-State EEG Data for Evaluating Their Suitability for Passive Brain–Computer Interface Applications,"

 Sensors, vol. 20, Art.No. 988, 2020. [pdf 2.4M] (IF = 3.275, Q1)

163. Woo-Kyoung Yoo, Marine Vernet, Jeong Hoon Kim, Anna-Katharine Brem, Shahid Bashir, Fritz Ifert-Miller, Chang-Hwan Im, Mark Eldaief, and Alvaro Pascual-Leone, "Interhemispheric and Intrahemispheric Connectivity From the Left Pars Opercularis Within the Language Network Is Modulated by Transcranial Stimulation in Healthy Subjects,"

 Frontiers in Human Neuroscience, vol. 14, Art.No. 63, 2020. [Link] (IF = 2.673, Q2)

 162. Chang-Hee Han, Euijin Kim, and Chang-Hwan Im*, "Development of a Brain–Computer Interface Toggle Switch with Low False-Positive Rate Using Respiration-Modulated Photoplethysmography,"

 Sensors, vol. 20, Art.No. 348, 2020. [pdf 3.1M] (IF = 3.275, Q1)

- 2019 - 

161. Seonghun Park, Ho-Seung Cha, and Chang-Hwan Im*, "Development of an Online Home Appliance Control System Using Augmented Reality and an SSVEP-Based Brain–Computer Interface,"

 IEEE Access, vol. 7, pp. 163604-163614, 2019. [pdf 1.4M] (IF = 4.098, Q1)

160. Do-Won kim, Euijin Kim, Chany Lee, and Chang-Hwan Im*, "Can anodal transcranial direct current stimulation increase steady-state visual evoked potential responses?"

 Journal of Korean Medical Science, vol. 34, no. 43, Art.No. e285, 2019. [Link] (IF = 1.716, Q2)

159. Elisabeth Parés Pujolràs, Yong-Wook Kim, Chang-Hwan Im, and Patrick Haggard, "Latent awareness: early conscious access to motor preparation processes is linked to the readiness potential,"

 NeuroImage, vol. 202, Art.No. 116140, 2019. [Link] (IF = 5.812, 5%)

158. Jimin Park, Chany Lee, Sangjun Lee, and Chang-Hwan Im*, "Comparison of Magnetic Field Distributions Generated by Various Permanent Magnets for Transcranial Static Magnetic Stimulation: A Simulation Study"

 Computers in Biology and Medicine, vol. 114, Art.No. 103476, 2019. [pdf 1,227k] (IF = 3.434, 15%)

157. Hodam Kim, Laehyun Kim, and, Chang-Hwan Im*, "Machine-Learning-Based Detection of Craving for Gaming Using Multimodal Physiological Signals: Validation of Test-Retest Reliability for Practical Use,"

 Sensors, vol. 19, Art.No. 3475, 2019. [Link] (IF = 3.031, Q1)

156. Sungkean Kim, Hyeonjin Jeon, Kuk-In Jang, Yong-Wook Kim, Chang-Hwan Im, and Seung-Hwan Lee, "Mismatch Negativity and Cortical Thickness in Patients with Schizophrenia and Bipolar Disorder,"

 Schizophrenia Bulletin, vol. 45, no. 2, pp. 425-435, 2019. [Link] (IF = 7.289, 10%)

155. Chany Lee and Chang-Hwan Im*, "New Strategy for Finite Element Mesh Generation for Accurate Solutions of Electroencephalography Forward Problems,"

 Brain Topography, vol. 32, pp. 354-362, 2019. [pdf 2,250k] (IF = 3.104, Q2)

154. Xin Hu, Chu Zhuang, Fei Wang, Yong-Jin Liu, Chang-Hwan Im, and Dan Zhang, "fNIRS Evidence for Recognizably Different Positive Emotions,"

 Frontiers in Human Neuroscience, vol. 13, Art.No. 120, 2019. [Link] (IF = 2.870, Q2)

153. Miseon Shim, Min Jin Jin, Chang-Hwan Im, and Seung-Hwan Lee, "Machine-learning-based classification between post-traumatic stress disorder and major depressive disorder using P300 features,"

 NeuroImage: Clinical, vol. 24, Art.No. 102001, 2019. [Link] (IF = 3.943, Q1)

152. Kang-min Choi, Seonghun Park, and Chang-Hwan Im*, "Comparison of Visual Stimuli for Steady-State Visual Evoked Potential-Based Brain-Computer Interfaces in Virtual Reality Environment in terms of Classification Accuracy and Visual Comfort,"

 Computational Intelligence and Neuroscience, vol. 2019, Art.ID.9680697, 2019. [Link] (IF = 2.284, Q2)

151. Chang-Hee Han, Yong-Wook Kim, Do Yeon Kim, Seung Hyun Kim, Zoran Nenadic, and Chang-Hwan Im*, "Electroencephalography-based endogenous brain-computer interface for online communication with a completely locked-in patient,"

 Journal of NeuroEngineering and Rehabilitation, vol. 16, Art.No. 18, 2019. [Link] (IF = 3.582, 10%)

150. Sungkean Kim, Seon-Kyeong Jang, Do-Won Kim, Miseon Shim, Yong-Wook Kim, Chang-Hwan Im, and Seung-Hwan Lee, "Cortical Volume and 40-Hz Auditory-Steady-State Responses in Patients with Schizophrenia and Healthy Controls,"

 NeuroImage: Clinical, vol. 22, Art.No. 101732, 2019. [Link] (IF = 3.943, Q1)

- 2018 - 

149. Jaeyoung Shin and Chang-Hwan Im*, "Performance Prediction for a Near-Infrared Spectroscopy-Brain-Computer Interface Using Resting-State Functional Connectivity of the Prefrontal Cortex,"

 International Journal of Neural Systems, vol. 28, No. 10, Art.No. 1850023, 2018. [Link] (IF = 4.580, 10%)

148. Do Yeon Kim, Chang-Hee Han, and Chang-Hwan Im*, "Development of an electrooculogram-based human-computer interface using involuntary eye movement by spatially rotating sound for communication of locked-in patients,"

 Scientific Reports, vol. 8, Art.No. 9505, 2018. [pdf 1,655k] (IF = 4.122, Q1)

147. Do Yeon Kim, Jinuk Kwon, Joo-Young Kim, Ho-Seung Cha, Yong-Wook Kim, In Young Kim, and Chang-Hwan Im*, "New Method for Pure-Tone Audiometry Using Electrooculogram: A Proof-of-Concept Study,"

 Sensors, vol. 18, Art.No.3651, 2018. [pdf 1,931k] (IF = 2.475, Q1)

146. Sungkean Kim, Ji Sun Kim, Miseon Shim, Chang-Hwan Im, and Seung-Hwan Lee, "Altered cortical functional network during behavioral inhibition in individuals with childhood trauma,"

  Scientific Reports, vol. 8, Art.No. 10123, 2018. [pdf 1.4M] (IF = 4.122, Q1)

145. Chang-Hee Han, Han-Jeong Hwang, Jeong-Hwan Lim, and Chang-Hwan Im*, "Assessment of user voluntary engagement during neurorehabilitation using functional near-infrared spectroscopy: a preliminary study,"

 Journal of Neuroengineering and Rehabilitation, vol. 15, Art.No. 27, 2018. [pdf 1.9M] (IF = 3.865, 10%)

144. Miseon Shim, Chang-Hwan Im, Yong-Wook Kim, and Seung-Hwan Lee, "Altered cortical functional network in major depressive disorder: a resting-state electroencephalogram study,"

 NeuroImage: Clinical, vol. 19, pp. 1000-1007, 2018. [pdf 1.4M] (IF = 3.869, Q1)

143. Jaeyoung Shin, Jinuk Kwon, Jongkwan Choi, and Chang-Hwan Im*, "Ternary Near-Infrared Spectroscopy Brain-Computer Interface with Increased Information Transfer Rate Using Prefrontal Hemodynamic Changes During Mental Arithmetic, Breath-Holding, and Idle State,"

 IEEE Access, vol. 6, pp. 19491-19498, 2018. [pdf 8.6M] (IF = 3.557, Q1)

142. Jaeyoung Shin, Jinuk Kwon, and Chang-Hwan Im*, "A Ternary Hybrid EEG-NIRS Brain-Computer Interface for the Classification of Brain Activation Patterns during Mental Arithmetic, Motor Imagery, and Idle State,"

 Frontiers in Neuroinformatics, vol. 12, Art.No. 5, 2018. [Link] (IF = 3.074, Q1)

141. Chany Lee, Euijin Kim, and Chang-Hwan Im*, "Techniques for Efficient Computation of Electric Fields Generated by Transcranial Direct Current Stimulation,"

 IEEE Transactions on Magnetics, vol. 54, no. 5, Art.No. 5000305, 2018. [Link] (IF = 1.467, Q2)

140. Sungkean Kim, Ji Sun Kim, Min Jin Jin, Chang-Hwan Im*, and Seung-Hwan Lee*, "Dysfunctional frontal lobe activity during inhibitory tasks in individuals with childhood trauma: An event-related potential study,"

 NeuroImage: Clinical, vol. 17, pp. 935-942, 2018. [Link] (*co-corresponding authors) (IF = 3.869, Q1)

139. Hodam Kim, Jihyeon Ha, Won-Du Chang, Wanjoo Park, Laehyun Kim, and Chang-Hwan Im*, "Detection of Craving for Gaming in Adolescents with Internet Gaming Disorder Using Multimodal Biosignals,"

 Sensors, vol. 18, Art.No. 102, 2018. [Link] (IF = 2.475, Q1)

138. Soo-In Choi, Chang-Hee Han, Ga-Young Choi, Jaeyoung Shin, Kwang Soup Song, Chang-Hwan Im, and Han-Jeong Hwang, "Feasibility of Using Ear-EEG to Develop an Endogenous Brain-Computer Interface,"

 Sensors, vol. 18, Art. No. 2856, 2018. [Link] (IF = 2.475, Q1)

137. Yun Kwan Kim, Eunhee Park, Ahee Lee, Chang-Hwan Im, Yun-Hee Kim, "Changes in network connectivity during motor imagery and execution,"

 PLoS ONE, vol. 13, no. 1, Art.No. e0190715, 2017. [Link] (IF = 2.766, Q1)

136. Seung Suk Kang, Angus W. MacDonald III, Matthew V. Chafee, Chang-Hwan Im, Edward M. Bernet, Nicholas D. Davenport, and Scot R. Sponheim, "Abnormal cortical neural synchrony during working memory in schizophrenia,"

 Clinical Neurophysiology, vol. 129, no. 1, pp. 210-221, 2018. [Link] (IF = 3.614, Q1)

 - 2017 - 

135. Jaeyoung Shin, Jinuk Kwon, Jongkwan Choi, and Chang-Hwan Im*, "Performance Enhancement of a Brain-Computer Interface Using High-Density Multi-Distance NIRS,"

 Scientific Reports, vol. 7, Art. No. 16545, 2017. [pdf 3,035k] (IF = 4.259, Q1)

134. Chang-Hee Han, Jun-Hak Lee, Jeong-Hwan Lim, Yong-Wook Kim, and Chang-Hwan Im*, "Global electroencephalography synchronization as a new indicator for tracking emotional changes of a group of individuals during video watching,"

 Frontiers in Human Neuroscience, vol. 11, Art.No. 577, 2017. [Link] (IF = 3.209, Q1)

133. Jeong-Hwan Lim, Yong-Wook Kim, Jun-Hak Lee, Kwang-Ok An, Han-Jeong Hwang, Ho-Seung Cha, Chang-Hee Han, and Chang-Hwan Im*, "An emergency call system for patients in locked-in state using an SSVEP-based brain switch,"

 Psychophysiology, vol. 54, pp. 1632-1643, 2017. [pdf 947k] (IF = 3.118, 15%)

132. Miseon Shim, Chang-Hwan Im*, and Seung-Hwan Lee*, "Disrupted cortical brain network in post-traumatic stress disorder patients: a resting-state electroencephalographic study,"

  Translational Psychiatry, vol. 7, Art.No. e1231, 2017. [Link] (*co-corresponding authors) (IF = 4.730, Q1)

131. Won-Du Chang, Ho-Seung Cha, Do Yeon Kim, Seung Hyun Kim, and Chang-Hwan Im*, "Development of an electrooculogram-based eye-computer interface for communication of individuals with amyotrophic lateral sclerosis,"

 Journal of Neuroengineering and Rehabilitation, vol. 14, Art.No. 89, 2017. [Link] (IF = 3.516, 5%)

130. Do-Won Kim, Seung-Hwan Lee, Miseon Shim, and Chang-Hwan Im*, "Estimation of symptom severity scores for patients with schizophrenia using ERP source activations during a facial affect discrimination task,"

  Frontiers in Neuroscience, 2017, vol. 11, Art. No. 436, 2017. [Link] (IF = 3.566, Q2)

129. Jung-Hoon Kim, Do-Won Kim, and Chang-Hwan Im*, "Brain Areas Responsible for Vigilance: An EEG Source Imaging Study,"

 Brain Topography, vol. 30, pp. 343-351, 2017. [Link] (IF = 3.727, Q1)

128. Han-Jeong Hwang, Chang-Hee Han, Jeong-Hwan Lim, Yong-Wook Kim, Soo-In Choi, Kwang-Ok An, Jun-Hak Lee, Ho-Seung Cha, Seung Hyun Kim, and Chang-Hwan Im* "Clinical Feasibility of Brain-Computer Interface Based on Steady-State Visual Evoked Potential in Patients with Locked-in Syndrome: Case Studies,"

 Psychophysiology, vol. 54, pp. 444-451, 2017. [pdf 529k] (IF = 3.118, 15%)

127. Chany Lee, Chang-Hwan Im, Yong Seo Koo, Jung-Ah Lim, Tae-Joon Kim, Jung-Ick Byun, Jun-Sang Sunwoo, Jangsup Moon, Dong Wook Kim, Soon-Tae Lee, Keun-Hwa Jung, Kon Chu, Sang-Kun Lee, and Ki-Young Jung, "Altered network characteristics of spike-wave discharges in juvenile myoclonic epilepsy,"

 Clinical EEG and Neuroscience, vol. 48, no. 2, pp. 111-117, 2017. [pdf 970k] (IF = 2.163, Q2)

126. Kwang-Ryeol Lee, Won-Du Chang, Sungkean Kim, and Chang-Hwan Im*, "Real-time "Eye-Writing" Recognition Using Electrooculogram,"

 IEEE Transactions on Neural Systems and Rehabilitation Engineering, vol. 25, no. 1, pp. 37-48, 2017. [pdf 1,776k] (IF = 3.410, 5%)
    *  Featured in a Media (Dong-A Ilbo) Link

125. Chany Lee, Young-Jin Jung, Sang Jun Lee, and Chang-Hwan Im*, "COMETS2: An advanced MATLAB toolbox for the numerical analysis of electric fields generated by trancranial direct current stimulation,"

 Journal of Neuroscience Methods, vol. 277, pp. 56-62, 2017. [pdf 2,588k] (IF = 2.390, Q2)
     * Introduced by BRIC (Link)

 - 2016 - 

124. Ji Sun Kim, Sungkean Kim, Wookyoung Jung, Chang-Hwan Im, and Seung-Hwan Lee, "Auditory evoked potential could reflect emotional sensitivity and impulsivity,"

 Scientific Reports, vol. 6, Art.No. 37683, 2016. [pdf 1,089k]

123. Young-Ho Park, Jeong-Youn Kim, SangHak Yi, Jae-Sung Lim, Jae-Won Jang, Chang-Hwan Im*, and SangYun Kim* "Transient Global Amnesia Deteriorates the Network Efficiency of the Theta Band,"

 PLoS ONE, vol. 11, no. 10, Art.No. e0164884, 2016. [pdf 1,746k] (*co-corresponding authors)

122. Miseon Shim, Han-Jeong Hwang, Do-Won Kim, Seung-Hwan Lee, and Chang-Hwan Im*, "Machine-learning-based diagnosis of schizophrenia using combined sensor-level and source-level EEG features,"

 Schizophrenia Research, vol. 176, pp. 314-319, 2016. [pdf 1,429k]

121. Do-Won Kim, Dae-Woon Lee, Jurgen Schreiber, Chang-Hwan Im, and Han Sung Kim, "Integrative evaluation of automated massage combined with thermotherapy: Physical, physiological, and psychological viewpoints,"

 BioMed Research International, vol. 2016, Art.ID.2826905, 2016. [Link]

120. Jeong-Youn Kim, Kun-Il Kim, Chang-Hee Han, Jeong-Hwan Lim, and Chang-Hwan Im* "Estimating Consumer’s Subjective Preference Using Functional Near-infrared Spectroscopy: A Feasibility Study,"

 Journal of Near Infrared Spectroscopy, vol. 24, pp. 433-441, 2016. [Link]

119. Hodam Kim, Jeong-Youn Kim, and Chang-Hwan Im* "Fast and Robust Real-time Estimation of Respiratory Rate from Photoplethysmography ,"

  Sensors, vol. 16, Art.No. 1494, 2016. [Link]

118. Han-Jeong Hwang, Han Choi, Jeong-Youn Kim, Won-Du Chang, Do-Won Kim, Kiwoong Kim, Sungho Jo, and Chang-Hwan Im*, "Toward More Intuitive Brain-Computer Interfacing: Classification of Binary Covert Intentions Using Functional Near-Infrared Spectroscopy,"

 Journal of Biomedical Optics, vol. 21, no. 9, Art.No. 091303, 2016. [pdf 4086k]

117. Minji Lee, Chang-hyun Park, Chang-Hwan Im, Jung-Hoon Kim, Gyu-Hyun Kwon, Laehyun Kim, Won Hyuk Chang and Yun-Hee Kim, "Motor imagery learning across a sequence of trials in stroke patients,"

 Restorative Neurology and Neuroscience, vol. 34, pp. 635-645, 2016. [Link]

116. Seung-Hwan Lee, Sangrae Kim, Mi-Seon Shim, Do-Won Kim, and Chang-Hwan Im*, "Dysfunctional Patterns of Gamma-band Activity in Response to Human Faces compared to Non-facial Stimuli in Patients with Schizophrenia,"

 Psychiatry Investigation, vol. 13, pp. 349-359, 2016. [pdf 3117k]

115. Won-Du Chang, Ho-Seung Cha, and Chang-Hwan Im*, "Removing Interdependency between Horizontal and Vertical Eye-Movement Components in Electrooculograms"

 Sensors, vol. 16, no. 2, Art.No. 227, 2016. [Link]

114. Chang-Hee Han, Jeong-Hwan Lim, Jun-Hak Lee, Kangsan kim, and Chang-Hwan Im* "Data-driven user feedback: An improved neurofeedback strategy considering the inter-individual variability of EEG features ,"

 BioMed Research International, vol. 2016, Art.ID.3939815, 2016. [Link]

113. Won-Du Chang, Ho-Seung Cha, Chany Lee, Hoon-Chul Kang, and Chang-Hwan Im*, "Automatic identification of interictal epileptiform discharges in secondary generalized epilepsy,"

 Computational and Methematical Methods in Medicine, vol. 2016, Art.No. 8701973, 2016. [Link]

112. Miseon Shim, Do-Won Kim, Sunkyung Yoon, Gewnhi Park, Chang-Hwan Im, and Seung-Hwan Lee, "Influence of spatial frequency and emotion expression on face processing in patients with panic disorder,"

 Journal of Affective Disorders, vol. 197, pp. 159-166, 2016. [Link]

111. Won-Du Chang, Jeong-Hwan Lim, and Chang-Hwan Im*, "An unsupervised eye blink artifact detection method for real-time electroencephalogram processing"

 Physiological Measurement, vol. 37, pp. 401-417, 2016. [pdf 307k]

110. Won-Du Chang, Ho-Seung Cha, Kiwoong Kim, and Chang-Hwan Im*, "Detection of Eye Blink Artifacts from Single Prefrontal Channel Electroencephalogram,"

 Computer Methods and Programs in Biomedicine, vol. 124, pp. 19-30, 2016. [pdf 3206k]

109. Young Ho Park, Han-Yeong Jeong, Jae-Won Jang, So Young Park, Jae-Sung Lim, Jeong-Youn Kim, Chang-Hwan Im, Soyeon Ahn, Seong-Ho Park, and SangYun Kim, "Disruption of the Posterior Medial Network during the Acute Stage of Transient Global Amnesia: A Preliminary Study,"

 Clinical EEG and Neuroscience, vol. 47, no. 1, pp. 69-74, 2016. [pdf 422k]

 - 2015 - 

108. Young Seok Shin, Won-Du Chang, Jinsick Park, Chang-Hwan Im, Sang In Lee, In Young Kim, Dong Pyo Jang, "Correlation between Inter Blink Interval and Episodic Encoding during Movie Watching,"

 PLoS ONE, vol. 10, no. 11, Art.ID. e0141242, 2015. [Link]

107. Suk Yun Kang*, Chang-Hwan Im*, Fatta B. Nahab, Mi-Seon Shim, Jihye Park, Do-Won Kim, John Kakareka, Nathanial Miletta, and Mark Hallett, "Brain Networks Responsible for Sense of Agency: An EEG Study,"

 PLoS ONE, vol. 10, no. 8, Art.ID. e0135261, 2015. (*co-first authors) [Link]

106. Jeong-Hwan Lim, Jun-Hak Lee, Han-Jeong Hwang, Dong Hwan Kim, and Chang-Hwan Im*, "Development of a hybrid mental spelling system combining SSVEP-based brain-computer interface and webcam-based eyetracking,"

 Biomedical Signal Processing & Control, vol. 21, pp. 99-104, 2015. [pdf 959k]

105. Yong Seo Koo, Sung Min Kim, Chany Lee, Byeong Uk Lee, Ye Ji Moon, Yong Won Cho, Chang-Hwan Im, Jeong Woo Choi, Kyung Hwan Kim, Ki-Young Jung, "Transcranial direct current stimulation on primary sensorimotor area has no effect in patients with drug-naïve restless legs syndrome: a proof-of-concept clinical trial,"

 Sleep Medicine, vol. 16, no. 2, pp. 280-287, 2015. [pdf 1,305k]

104. Do-Won Kim, Miseon Kim, Myeong Ju Song, Chang-Hwan Im, and Seung-Hwan Lee, "Early visual processing deficits in patients with schizophrenia during spatial frequency-dependent facial affect processing,"

 Schizophrenia Research, vol. 161, pp. 314-321, 2015. [pdf 995k]

103. Jeong-Youn Kim, Hoon-Chul Kang, Kiwoong Kim, Heung Dong Kim, and Chang-Hwan Im*, "Localization of epileptogenic zones in Lennox-Gastaut syndrome (LGS) using graph theoretical analysis of ictal intracranial EEG: a preliminary investigation,"

 Brain & Development, vol. 37, pp. 29-36, 2015. [pdf 1,415k]

102. Minji Lee, Yun-Hee Kim, Chang-Hwan Im, Jung-Hoon Kim, Chang-hyun Park, Won Hyuk Chang, and Ahee Lee, "What is the optimal anodal electrode position for inducing corticomotor excitability changes in transcranial direct current stimulation?,"

 Neuroscience Letters, vol. 584, pp. 347-350, 2015. [pdf 554k]

 - 2014 - 

101. Han-Jeong Hwang, Jeong-Hwan Lim, Do-Won Kim, and Chang-Hwan Im*, "Evaluation of Various Mental Task Combinations for Near-Infrared Spectroscopy-based Brain-Computer Interfaces,"

 Journal of Biomedical Optics, vol. 19, no. 7, art. ID. 077005, 2014. [pdf 3,073k]

100. Miseon Shim, Do-Won Kim, Seung-Hwan Lee, and Chang-Hwan Im*, "Disruptions in small-world cortical functional connectivity network during an auditory oddball paradigm task in patients with schizophrenia,"

 Schizophrenia Research, vol. 156, pp. 197-203, 2014. [pdf 773k]

99. Chang-Hee Han, Hyuna Song, Yong-Guk Kang, Beop-Min Kim, and Chang-Hwan Im*, "Hemodynamic responses in rat brain during transcranial direct current stimulation: a functional near-infrared spectroscopy study,"

 Biomedical Optics Express, vol. 5, no. 6, pp. 1812-1821, 2014. [pdf 1344k]

98. Jeong-Youn Kim, Hoon-Chul Kang, Jae-Hyun Cho, Ji Hyun Lee, Heung Dong Kim, and Chang-Hwan Im*, "Combined use of multiple computational intracranial EEG(iEEG) analysis techniques for the localization of epileptogenic zones in Lennox-Gastaut Syndrome (LGS),"

 Clinical EEG and Neuroscience, vol. 45, no. 3, pp. 169-178, 2014. [Link]

97. Chany Lee, Sung-Min Kim, Young-Jin Jung, Chang-Hwan Im, Dong Wook Kim, and Ki-Young Jung, "Causal influence of epileptic network during spike-and-wave discharge in juvenile myoclonic epilepsy,"

 Epilepsy Research, vol. 108, pp. 257-266, 2014. [Link]

96. Won-Du Chang and Chang-Hwan Im*, "Enhanced Template Matching Using Dynamical Positional Warping for Identification of Specific Patterns in Electroencephalogram,"

 Journal of Applied Mathematics, vol. 2014, art. ID. 528071, 2014. [pdf 2676k]

95. Jung-Hoon Kim, Do-Won Kim, Won Hyuk Chang, Yun-Hee Kim, Kiwoong Kim, and Chang-Hwan Im*, "Inconsistent outcomes of transcranial direct current stimulation may originate from anatomical differences among individuals: Electric field simulation using individual MRI data,"

 Neuroscience Letters, vol. 564, pp. 6-10, 2014. [Link]

94. Do-Won Kim, Miseon Shim, Jeong-In Kim, Chang-Hwan Im, and Seung-Hwan Lee, "Source activation of P300 correlates with negative symptom severity in patients with schizophrenia,"

 Brain Topography, vol. 27, no. 2, pp. 307-317, 2014. [pdf 2704k]

 - 2013 -

93. Do-Won Kim, Han-Sung Kim, Seung-Hwan Lee, and Chang-Hwan Im*, "Positive and negative symptom scores are correlated with activation in different brain regions during facial emotion perception in schizophrenia patients: A voxel-based sLORETA source activity study,"

 Schizophrenia Research, vol. 151, pp. 165-174, 2013. [pdf 980k]

92. Han-Jeong Hwang, Dong Hwan Kim, Chang-Hee Han, and Chang-Hwan Im*, "A new dual-frequency stimulation method to increase the number of visual stimuli for multi-class SSVEP-based brain-computer interface (BCI),"

 Brain Research, vol. 1515, pp. 66-77, 2013. [pdf 4255k]

91. Chang-Hee Han, Han-Jeong Hwang, and Chang-Hwan Im*, "Classification of visual stimuli with different spatial patterns for single-frequency, multi-class SSVEP BCI,"

 Electronics Letters, vol. 49, no. 22, pp. 1374-1376, 2013. [Link]

90. Han-Jeong Hwang, Soyoun Kim, Soobeom Choi, and Chang-Hwan Im*, "EEG-based Brain-Computer Interfaces (BCIs): A Thorough Literature Survey,"

 International Journal of Human-Computer Interaction, vol. 29, pp. 814-826, 2013. [Link]

89. Young-Jin Jung, Jung-Hoon Kim, Daejeong Kim, and Chang-Hwan Im*, "An image-guided transcranial direct current stimulation system: a pilot phantom study,"

 Physiological Measurement, vol. 34, pp. 937-950, 2013. [Link]

88. Jong-Ho Choi, Young-Jin Jung, Hyun-Kyo Jung, and Chang-Hwan Im*, "A New Multimodal Cortical Source Imaging Algorithm for Integrating Simultaneously Recorded EEG and MEG,"

 Inverse Problems in Science and Engineering, vol. 21, no. 6, pp. 1074-1089, 2013. [Link]

87. Sun-Ae Park, Han-Jeong Hwang, Jeong-Hwan Lim, Jong-Ho Choi, Hyun-Kyo Jung, and Chang-Hwan Im*, "Evaluation of feature extraction methods for EEG-based brain-computer interfaces in terms of robustness to slight changes in electrode locations,"

 Medical & Biological Engineering & Computing, vol. 51, pp. 571-579, 2013. [pdf 825k]

86. Jeong-Hwan Lim, Han-Jeong Hwang, Chang-Hee Han, Ki-Young Jung, and Chang-Hwan Im*, "Classification of binary intentions for individuals with impaired oculomotor function: "Eyes-closed" SSVEP-based brain-computer interface (BCI),"

 Journal of Neural Engineering, vol. 10, no. 2, Art.no. 026021, 2013. [Link]
   * Corrigendum of the article was published in Journal of Neural Engineering, vol. 10, no. 3, Art. no. 039501, 2013. [Link]

85. Jae-Hyun Cho, Hoon-Chul Kang, Young-Jin Jung, Jeong-Youn Kim, Heung Dong Kim, Dae Sung Yoon, Yong-Ho Lee, and Chang-Hwan Im*, "Localization of epileptogenic zones in Lennox-Gastaut Syndrome (LGS) using frequency domain source imaging of intracranial electroencephalography (iEEG): A preliminary investigation,"

 Physiological Measurement, vol. 34, pp. 247-263, 2013. [pdf 1861k]

84. Pyoung Won Kim, Seo Young Kim, Miseon Shim, Chang-Hwan Im, and Young-Min Shon, "The influence of an educational course on language expression and treatment of gaming addiction for massive multiplayer online role-playing game (MMORPG) players,"

Computers & Education, vol. 63, pp. 208-217, 2013. [pdf 1625k]

83. Yong-Seo Koo, Deokwon Ko, Gwan-Taek Lee, Kyungmi Oh, Myung-Sun Kim, Kyung Hwan Kim, Chang-Hwan Im, and Ki-Young Jung, "Reduced Frontal P3a Amplitude in Migraine Patients as during the Pain-Free Period,"

Journal of Clinical Neurology, vol. 9, pp. 43-50, 2013. [Link]
   * Erratum of the article was published in Journal of Clinical Neurology, vol. 9, pp. 200-201, 2013. [Link]

82. Chang-Hwan Im*, Lei Ding, Yiwen Yang, and Sung-Phil Kim, "Computational Methods in Neuroengineering,"

 Computational and Mathematical Methods in Medicine, vol. 2013, art.ID. 617347, 2013 (Editorial of Special Issue) [Link]

- 2012 -

81. Yoon Kyum Shin, Dong Ryul Lee, Seung Guk Kang, Han Jeong Hwang, Sung (Joshua) Hyun You, and Chang-Hwan Im*, "A Novel EEG-based Brain Mapping to Determine Cortical Activation Patterns in Normal Children and Children with Cerebral Palsy during Motor Imagery Tasks,"

NeuroRehabilitation, vol. 31, no. 4, 349-355, 2012. [Link]

80. Myung-Sun Kim, Kyoung Mi Jang, Huije Che, Do-Won Kim, and Chang-Hwan Im*, "Electrophysiological correlates of object-repetition effects: sLORETA imaging with 64-channel EEG and individual MRI,"

BMC Neuroscience, vol. 13, art.no. 124, 2012. [pdf 2116k]  

79. Dong-Hyun Baek, Chang-Hee Han, Ha-Chul Jung, Seon Min Kim, Chang-Hwan Im, Hyun-Jik Oh, James Jungho Pak, and Sang-Hoon Lee, "Soldering-based easy packaging of thin polyimide multichannel electrodes for neuro signal recording,"

Journal of Micromechanics and Microengineering, vol. 22, art.no. 115017, 2012. [pdf 1993k]

78. Ji-Sun Kim, Seung-Hwan Lee, Gewnhi Park, Sangrae Kim, Sung-Man Bae, Do-Won Kim, and Chang-Hwan Im, "Clinical implications of quantitative electroencephalography and current source density in patients with Alzheimer's disease,"

Brain Topography, vol. 25, pp. 461-474, 2012. [pdf 350k]

77. Han-Jeong Hwang, Jeong-Hwan Lim, Young-Jin Jung, Han Choi, Sang Woo Lee, and Chang-Hwan Im*, "Development of an SSVEP-based BCI Spelling System Adopting a QWERTY-Style LED Keyboard,"

Journal of Neuroscience Methods, vol. 208, pp. 59-65, 2012. [pdf 501k]
* designated as a most cited article(3rd in 2017) Link

76. Nam G. Lee, Sung K. Kang, Dong R. Lee, Han J. Hwang, Ji H. Jung, Joshua H. You, Chang Hwan Im, Dong A. Kim, Jung A. Lee, and Ki S. Kim, "Feasibility and Test-retest Reliability of an Electroencephalography-based Brain Mapping System in Children with Cerebral Palsy: A Preliminary Investigation,"

Archives of Physical Medicince and Rehabilitation, vol. 93, no. 5, pp. 882-888, 2012. [link]

75. Ki-Young Jung*, Jae-Hyun Cho, Deokwon Ko, Hung Youl Seok, Ho-Kyoung Yoon, Heon-Jeong Lee, Leen Kim, and Chang-Hwan Im*, "Increased corticomuscular coherence in idiopathic REM sleep behavior disorder,"

Frontiers in Neurology, vol. 3, Art. No. 60, 2012. [pdf 360k]

74. Chang-Hwan Im*, Ji-Hye Park, Miseon Shim, Won Hyuk Chang, and Yun-Hee Kim, "Evaluation of local electric fields generated by transcranial direct current stimulation (tDCS) with an extracephalic reference electrode based on realistic 3D body modeling,"

Physics in Medicine and Biology, vol. 57, pp. 2137-2150, 2012. [pdf 1313k]

73. Deokwon Ko, Soyoung Kwon, Gwan-Taek Lee, Chang Hwan Im, Kyung Hwan Kim, Ki-Young Jung, "Theta Oscillation Related to the Auditory Discrimination Process in Mismatch Negativity: Oddball versus Control Paradigm,"

Journal of Clinical Neurology, vol. 8, pp. 35-42, 2012. [pdf 2719k]

72. Seungduk Lee, Dalkwon Koh, Areum Jo, Hae Young Lim, Young-Jin Jung, Choong-Ki Kim, Youngwook Seo, Chang-Hwan Im, Beop-Min Kim, and Minah Suh, "Depth-dependent cerebral hemodynamic responses following Direct Cortical Electrical Stimulation (DCES) revealed by in vivo dual-optical imaging techniques,"

Optics Express, vol. 20, no. 7, pp. 6932-6943, 2012. [pdf 3453k]

71. Hyung-Tae Jung, Do-Won Kim, Sangrae Kim, Chang-Hwan Im, and Seung-Hwan Lee, "Reduced Source Activity of Event-Related Potentials for Affective Facial Pictures in Schizophrenia Patients,"

Schizophrenia Research, vol. 136, pp. 150-159, 2012. [pdf 1139k]

70. Jae-Hyun Cho, Hoon-Chul Kang, Young-Jin Jung, Yong-Ho Lee, Ki-Young Jung, Heung Dong Kim, and Chang-Hwan Im*, "Localization of ictal onset zones in Lennox-Gastaut syndrome (LGS) based on information theoretical time delay analysis of intracranial electroencephalography (iEEG),"

Epilepsy Research, vol. 99, pp. 78-86, 2012. [pdf 890k]

69. Young-Jin Jung, Kyung Hwan Kim, and Chang-Hwan Im*, "Mathematical Issues in the Inference of Causal Interactions among Multichannel Neural Signals,"

Journal of Applied Mathematics, vol. 2012, No. 472036 (14 pages), 2012 (invited review paper). [pdf 549k]

68. Chang-Hwan Im*, Kiwoon Kwon, Venky Krishnan, and Pedro Serranho, "Applied Mathematics in Biomedical Sciences and Engineering,"

Journal of Applied Mathematics, vol. 2012, Art. ID. 187252 (3 pages), 2012. (Editorial of Special Issue)

- 2011 -

67. Kyung-Yeol Bae, Do-Won Kim, Chang-Hwan Im, and Seung-Hwan Lee, "Source Imaging of P300 Auditory Evoked Potentials and Clinical Correlations in Patients with Posttraumatic Stress Disorder,"

Progress in Neuro-Psychopharmacology and Biological Psychiatry, vol. 35, no. 8, pp. 1908-1917, 2011. [pdf 970k]

66. Han-Jeong Hwang, Kyung-Hwan Kim, Young-Jin Jung, Do-Won Kim, Yong-Ho Lee, and Chang-Hwan Im*, "An EEG-Based Real-time Cortical Functional Connectivity Imaging System,"

Medical & Biological Engineering & Compting, vol. 49, pp. 985-995, 2011. [pdf 718k] supplementary movie file

65. Young-Jin Jung, Hoon-Chul Kang, Keom-Ok Choi, Joon Soo Lee, Dong-Seok Kim, Jae-Hyun Cho, Chang-Hwan Im*, and Heung Dong Kim*, "Localization of ictal onset zones in Lennox-Gastaut syndrome using directional connectivity analysis of intracranial electroencephalography,"

Seuzure - European Journal of Epilepsy, vol. 20, pp. 449-457, 2011. [pdf 987k] (*co-corresponding authors)

64. Jae-Hyun Cho, Seung Bong Hong, Yung-Jin Jung, Hoon-Chul Kang, Heung Dong Kim, Minah Suh, Ki-Young Jung, and Chang-Hwan Im*, "Evaluation of algorithms for intracranial EEG (iEEG) source imaging of extended sources: feasibility of using iEEG source imaging for localizing epileptogenic zones in secondary generalized epilepsy,"

Brain Topography, vol. 24, pp. 91-104, 2011.[pdf 1376k], supplementary figures

63. Ji-Hye Park, Seung Bong Hong, Do-Won Kim, Minah Suh, and Chang-Hwan Im*, "A Novel Array-type Transcranial Direct Current Stimulation (tDCS) System for Accurate Focusing on Targeted Brain Areas,"

IEEE Transactions on Magnetics, vol. 47, no. 5, pp. 882-885, 2011. [pdf 507k]

62. Ki-Young Jung, Yong-Seo Koo, Byung-Jo Kim, Deokwon Ko, Gwan-Taek Lee, Kyung Hwan Kim, and Chang-Hwan Im, "Electrophysiological disturbances during daytime in patients with restless legs syndrome: Further evidences of cognitive dysfunction?"

Sleep Medicine, vol. 12, pp. 416-421, 2011. [pdf 756k]

61. Do-Won Kim, Han-Jeong Hwang, Jeong-Hwan Lim, Yong-Ho Lee, Ki-Young Jung, and Chang-Hwan Im*, "Classification of Selective Attention to Auditory Stimuli: Toward Vision-free Brain-Computer Interfacing,"

Journal of Neuroscience Methods, vol. 197, pp. 180-185, 2011. [pdf 542k], supplemenatary movie file, supplementary tables

60. Seung Ho Choi, Sung June Kim, Chang-Hwan Im, Shin Ae Kim, and Daejoong Kim, "Quantitative model for the change of optical resonance in neural activity detection systems based on surface plasmon resonance,"

Optics and Laser Technology, vol. 43, no. 5, pp. 938-948, 2011. [pdf 976k]

59. Young-Min Park, Do-Won Kim, Sangrae Kim, Chang-Hwan Im, and Seung-Hwan Lee, "The loudness dependence of the auditory evoked potential (LDAEP) as a predictor of the response to escitalopram in patients with generalized anxiety disorder,"

Psychopharmacology, vol. 213, pp. 625-632, 2011. [pdf 407k]

- 2010 -

58. Jun Sic Kim, Chang Hwan Im, Young Jin Jung, Eun Young Kim, Sang Kun Lee, and Chun Kee Chung, "Localization and propagation analysis for ictal source rhythm by elctrocorticography,"

NeuroImage, vol. 52, pp. 1279-1288, 2010. [pdf 2970k]

57. Seung-Hwan Lee, Do-Won Kim, Eun-Young Kim, Sangrae Kim, and Chang-Hwan Im*, "Dysfunctional Gamma Band Activity during Face Structural Processing in Schizophrenia Patients,"

Schizophrenia Research, vol. 119, pp. 191-197, 2010.[pdf 577k]

56. Chang-Hwan Im, Young-Jin Jung, Seungduk Lee, Dalkwon Koh, Do-Won Kim, and Beop-Min Kim, "Estimation of Directional Coupling between Cortical Areas Using Near Infrared Spectroscopy (NIRS),"

Optics Express, vol. 18, no. 6, pp. 5730-5739, 2010. [pdf 1958k]

55. Seung-Hwan Lee, Young-Min Park, Do-Won Kim, and Chang-Hwan Im*, "Global Synchronization Index as a Biological Correlate of Cognitive Decline in Alzheimer's Disease,"

Neuroscience Research, vol. 66, pp. 333-339, 2010. [pdf 236k]

- 2009 -

54. Ki-Young Jung, Joong-Koo Kang, Ji Hyun Kim, Chang-Hwan Im, Kyung Hwan Kim, Hyun-Kyo Jung, "Spatiotemporal characteristics of scalp ictal EEG in mesial temporal lobe epilepsy with hippocampal sclerosis,"

Brain Research, vol. 1287, pp. 206-219, 2009. [pdf 11468k]

53. Han-Jeong Hwang, Kiwoon Kwon, and Chang-Hwan Im*, "Neurofeedback-Based Motor Imagery Training for Brain-Computer Interface (BCI),"

Journal of Neuroscience Methods, vol. 179, no. 1, pp. 150-156, 2009. [pdf 1120k], supplementary movie file

52. Jongil Ju, Jung-Moon Ko, Hyeon-Cheol Cha, Joong Yull Park, Chang-Hwan Im, and Sang-Hoon Lee, "An electrofusion chip with a cell delivery system driven by surface tension,"

Journal of Micromechanics and Microengineering, vol. 19, pp. 015004(10pp), 2009. [pdf 2035k]

51. Chang-Hwan Im* and Hyun-Kyo Jung, "Numerical computation of inductance of complex coil systems,"

International Journal of Applied Electromagnetics and Mechanics, vol. 29, no. 1, pp. 15-24, 2009.

- 2008 -

50. Young-Min Park, Hee-Jae Chae, Chang-Hwan Im, Hyung-Tae Jung, Sung-Man Bae, Seung-Hwan Lee, "Decreased EEG Synchronization and Its Correlation with Symptom Severity in Alzheimer’s disease,"

Neuroscience Research, vol. 62, pp. 112-117, 2008. [pdf 146k]

49. Chang-Hwan Im*, Hui-Hun Jung, Jung-Do Choi, Ki-Young Jung, and Soo Yeol Lee, "Determination of Optimal Electrode Positions for Transcranial Direct Current Stimulation (tDCS),"

Physics in Medicine and Biology, vol. 53, pp. N219-N225, 2008. [pdf 563k]

48. Jong Seok Rho, Chang Hwan Lee, Tae-Kyung Chung, Chang-Hwan Im, and Hyun Kyo Jung, "Analysis of a Nano Positioning Actuator Using Numerical and Analytic Methods,"

Smart Materials and Structures, vol. 17, pp. 025025(9pp), 2008. [pdf 1447k]

47. Kwang-Ok An, Chang-Hwan Im, and Hyun-Kyo Jung, "Magnetoencehpalography Source Localization Using Improved Simplex Method,"

Inverse Problems in Science and Engineering, vol. 16, no. 4, pp. 499-510, 2008.

46. Chany Lee, Do Wan Kim, Sang-Hun Park, Hong-Kyu Kim, Chang-Hwan Im, and Hyun-Kyo Jung, "Point Collocation Meshfree Method Using FMLSRKM for Solving Axisymmetric Laplace Equation,"

IEEE Transactions on Magnetics, vol. 44, no. 6, pp. 1234-1237, 2008.

45. Jang-Ho Seo, Chang-Hwan Im, Sang-Yeop Kwak, Cheol-Gyun Lee, and Hyun-Kyo Jung, "An Improved Particle Swarm Optimization Algorithm Mimicking Territorial Disute between Groups for Multimodal Function Optimization Problems,"

IEEE Transactions on Magnetics, vol. 44, no. 6, pp. 1046-1049, 2008. [pdf download]

44. Chang-Hwan Im*, Chany Lee, Hyun-Kyo Jung, and Soo Yeol Lee, "A New Neuronal Electrical Source Model Considering Electrophysiology to Simulate Realistic Electroencephalography (EEG) Forward Signals,"

IEEE Transactions on Magnetics, vol. 44, no. 6, pp. 1434-1437, 2008.

- 2007 -

43. Chang-Hwan Im*, Han-Jeong Hwang, Huije Che, and Seunghwan Lee, "An EEG-based Real-time Cortical Rhythmic Activity Monitoring System,"

Physiological Measurements, vol. 28, pp. 1101-1113, 2007. [pdf 1147k]

42. Chany Lee, Chang-Hwan Im*, and Hyun-Kyo Jung, "Analysis and Design of Whole-Head Magnetic Brain Stimulators: A Simulation Study,"

International Journal of Contol, Automation, and Systems, vol. 5, no. 3, pp. 337-342, 2007.

41. Ki-Young Jung, Dae Won Seo, Duk Lyul Na, Chin-Sang Chung, Il-Keun Lee, Kyungmi Oh, Chang-Hwan Im, and Hyun-Kyo Jung, "Source localization of periodic sharp wave complexes using independent component analysis in sporadic Creutzfeldt-Jakob disease,"

Brain Research, vol. 1143, pp. 228-237, 2007. [pdf 1695k]

40. Chang-Hwan Im*, Hyun-Kyo Jung, Ki-Young Jung, and Soo Yeol Lee, "Reconstruction of Continuous and Focalized Brain Functional Source Images from Electroencephalography,"

IEEE Transactions on Magnetics, vol. 43, no. 4, pp. 1709-1712, 2007. [pdf 461k]

39. Chang-Hwan Im*, Chany Lee, Kwang-Ok An, Hyun-Kyo Jung, Ki-Young Jung, and Soo Yeol Lee, "Precise Estimation of Brain Electrical Sources Using Anatomically Constrained Area Source (ACAS) Localization,"

IEEE Transactions on Magnetics, vol. 43, no. 4, pp. 1713-1716, 2007.

38. Chang-Hwan Im*, Arvind Gururajan, Nanyin Zhang, Wei Chen, and Bin He, "Spatial Resolution of High Resolution EEG Cortical Source Imaging Revealed by Localization of Retinotopic Organization in Human Primary Visual Cortex,"

Journal of Neuroscience Methods, vol. 161, no. 1, pp. 142-154, 2007. [pdf 2375k]

37. Kwang-Ok An, Chang-Hwan Im*, Ki-Young Jung, Ji-Hwan Park, and Hyun-Kyo Jung, "Estimation of Brain Electrical Sources using Multi-level Source Space Model,"

IEEE Transactions on Magnetics, vol. 43, no. 4, pp. 1697-1700, 2007.

36. Chany Lee, Chang-Hwan Im*, Kyung Choi, and Hyun-Kyo Jung, "Estimation of Solution Accuracy from Leadfield in Magnetoencephalography,"

IEEE Transactions on Magnetics, vol. 43, no. 4, pp. 1701-1704, 2007.

35. Chany Lee, Chang-Hwan Im*, Hyun-Kyo Jung, Hong-Kyu Kim, and Do Wan Kim, "A Posteriori Error Estimation and Adaptive Node Refinement for Fast Moving Least Square Reproducing Kernel (FMLSRK) Method,"

CMES-Compter Modeling in Engineering & Science, vol. 20, no. 1, pp. 35-41, 2007. [pdf download]

34. Chang-Hwan Im*, "Dealing with Mismatched fMRI Activations in fMRI Constrained EEG Cortical Source Imaging: A Simulation Study Assuming Various Mismatch Types,"

Medical & Biological Engineering & Computing, vol. 45, pp. 79-90, 2007. [pdf 793k]

- 2006 -

33. Chang-Hwan Im* and Chany Lee, "Computer-Aided Performance Evaluation of a Multi-channel Transcranial Magnetic Stimulation System,"

IEEE Transactions on Magnetics, vol. 42, no. 12, pp. 3803-3808, 2006. - cover article [pdf 3645]

32. Chang-Hwan Im* and Soo Yeol Lee, “A Technique to consider mismatches between fMRI and EEG/MEG sources for fMRI constrained EEG/MEG source imaging: a preliminary simulation study,”

Physics in Medicine and Biology, vol. 51, no. 23, pp. 6005-6021, 2006. [pdf 2859]

31. Chang-Hwan Im, Zhongming Liu, Nanyin Zhang, Wei Chen, and Bin He, “Functional Cortical Source Imaging from Simultaneously Recorded ERP and fMRI,”

Journal of Neuroscience Methods, vol. 157, no. 1, pp. 118-123, 2006. [pdf 438k]

30. Chang-Hwan Im*, Kwang-Ok An, Chany Lee, Hyun-Kyo Jung, and Yong-Ho Lee, “Enhancing Accuracy in Magneto- and Electro-encephalography Focal Source Localization,”

IEEE Transactions on Magnetics, vol. 42, no. 4, pp. 1387-1390, 2006.

29. Jang-Ho Seo, Chang-Hwan Im*, Chang-Geun Heo, Jae-Kwang Kim, Hyun-Kyo Jung, and Cheol-Gyun Lee, “Multimodal Function Optimization Based on Particle Swarm Optimization,”

IEEE Transactions on Magnetics, vol. 42, no.4, pp. 1095-1098, 2006.

28. Kwang-Ok An, Chany Lee, Chang-Hwan Im*, Hyun-Kyo Jung, and Ki-Young Jung, “Improved Magnetoencephalography Source Reconstruction Considering Anatomical Connectivity of Cortical Sources,”

IEEE Transactions on Magnetics, vol. 42, no. 4, pp. 1379-1382, 2006

- 2005 -

27. Chang-Hwan Im*, Hyun-Kyo Jung, and Norio Fujimaki, “fMRI constrained MEG Source Imaging and Consideration of fMRI Invisible Sources,”

Human Brain Mapping, vol. 26, no. 2, pp. 110-118, 2005. [pdf 448k]

26. Chang-Hwan Im*, Hyun-Kyo Jung, and Norio Fujimaki, “Anatomically constrained dipole adjustment (ANACONDA) for accurate MEG/EEG focal source localizations,”

Physics in Medicine and Biology, vol. 50, pp. 4931-4953, 2005. [pdf 2625k]

25. Chang-Hwan Im*, Chany Lee, Hyun-Kyo Jung, Yong-Ho Lee, and Shinya Kuriki, “Magnetoencephalography Cortical Source Imaging Using Spherical Mapping,”

IEEE Transactions on Magnetics, vol. 41, no. 5, pp. 1984-1987, 2005. [pdf 639k]

24. Chang-Hwan Im* and Hyun-Kyo Jung, “Numerical Emulator for Walk-through Metal Detectors Using 3D Indirect BIEM,”

IEEE Transactions on Instrumentation and Measurements, vol. 54, no. 3, pp. 1166-1170, 2005.

23. Ji Hoon Kim, Woo-Seok Kim, Song-Yop Hahn, Jae Moon Lee, Myung Hwan Rue, Bo Hyung Cho, Chang Hwan Im, and Hyun Kyo Jung, “Characteristic Test of HTS Pancake Coil Modules for Small-Sized SMES,”

IEEE Transactions on Applied Superconductivity, vol. 15, no. 2, pp. 1919-1922, 2005.

- Before 2004 (22 papers; published while Prof. Im was a Ph.D. student) -

Click Here to See the Publications before 2004

PubAbs10. Yun-Hee Kim, Minji Lee, Chang-Hwan Im, J.H. Kim, Ahee Lee, Chang-hyun Park, Wonhyuk Chang, "Finding the best position of tDCS anodal electrode for facilitating corticomotor excitability," Brain Stimulation, vol. 8, no. 2, p. 361, 2015.

PubAbs9. Seung-Hwan Lee, Miseon Shim, Jung Seo Yi, Dowon Kim, and Chang-Hwan Im, "Disruptions in small-world cortical functional connectivity network during an auditory oddball paradigm task in patients with schizophrenia," Schizophr. Res., vol. 153, S201-S202, 2014.

PubAbs8. Hye Ihn Kim, Jeong-Youn Kim, Chang-Hwan Im, and Won-Joo Kim, "Quantitative Analysis of EEG with Special Electrodes in TGA Patients," Neurology, vol. 82, suppl. 10, P6. 194 - P6. 194, 2014.

PubAbs7. S.Y. Kang, C. H. Im, F. B. Nahab, M.S. Shim, J. Park, D.W. Kim, J. Kakareka, N. Miletta, and M. Hallett, "Brain dynamics responsible for sense of agency by EEG analysis," Movement Disorders, vol. 27, suppl. 1, pp. S80-S80, 2012.

PubAbs6. Seung-Hwan Lee, J. S. Yi, Hyung-Tae Jung, and Chang-Hwan Im, "Dysfunctional Source Activity of Event-related Potentials for Affective Facial Pictures in Schizophrenia Patients," Schizophr. Bull., vol. 37, pp. 36-36, 2011.

PubAbs5. Seung Suk Kang, Angus W. MacDonald, Matt Chafee, Nicholas Davenport, Chang Hwan Im, and Scott R. Sponheim, "Evident for poor functional connectivity in schizophrenia: interregional cortical phase-synchrony of gamma activity during object perception in schizophrenia," Schizophr. Bull., vol. 37, pp. 141-142, 2011.

PubAbs4. Seung-Hwan Lee, Do-Won Kim, Eun-Young Kim, Sangrae Kim, and Chang-Hwan Im, "Dysfunctional gamma-band activity during face structural processing in schizophrenia patients," Int. J. Neuropsychopharmacol., vol. 13, pp. 226-226, 2010.

PubAbs3. Seung-Suk Kang, E. M. Bernat, S. Aviyente, M. V. Chafee, Chang-Hwan Im, A. W. MacDonald, and S. R. Sponheim, "Abnormal Neural Synchrony of Cortical Source Signals During Spatial Working Memory Task in Schizophrenia Patients," Schizophr. Bull., vol. 35, Suppl. , pp. S176-S176, 2009.

PubAbs2. Seung-Hwan Lee, Eun-Young Kim, Sang Rae Kim, Young-Min Park, Huije Che, and Chang-Hwan Im, "Dysfunctional gamma activity during the processing of facial structure in schizophrenia patients," Eur. Neuropsychopharmacol., vol. 18, suppl. 4, pp. S475-S476, 2008.

PubAbs1. Seung Suk Kang, Scott R. Sponheim, Chang Hwan Im, Rachel B. Force, John J. Stanwyck, Mathew V. Chaffee, and Angus W. MacDonald, "Aberrant cerebral magnetic field and hemodynamic signals in schizophrenia during controlled processing in spatial working memory," Schizophr. Bull., vol. 33, no. 2, pp. 372-372, 2007.
 

19. Do-Won Kim, Juhee Kwon, Euijin Kim, Junghee Kim, and Chang-Hwan Im, "Changes in Electrophysiological Activation due to Different Levels of Cognitive Load," Journal of Biomedical Engineering Research, vol. 43, no. 1, pp. 52-60, 2022.

18. Ho-Seung Cha, Won-Du Chang, Young Seok Shin, Dong Pyo Jang, and Chang-Hwan Im, "EEG-based neurocinematics: challenges and prospects," Brain-Computer Interfaces, vol. 2, no. 4, pp. 186-192, 2015. [pdf 435k]

17. (Editorial) Chang-Hwan Im, Kiwoon Kwon, Hang Joon Jo, and Pedro Serranho, "Applied Mathematics in Biomedical Sciences and Engineering 2014," Journal of Applied Mathematics, vol. 2014, Art. ID. 470483 (2 pages), 2014.

16. Young-Jin Jung, Jung-Hoon Kim, and Chang-Hwan Im, "COMETS: A MATLAB Toolbox for Simulating Local Electric Fields Generated by Transcranial Direct Current Stimulation (tDCS)," Biomedical Engineering Letters, vol. 3, no. 1, pp. 39-46, 2013.

15. Jong-Ho Choi, Feng Luan, Min-Hyuk Kim, Hyun-Kyo Jung, and Chang-Hwan Im, "Influence of orientation and area of the extended cortical current source on the magnetoencephalography (MEG) inverse problem," Biomedical Engineering Letters, vol. 2, no. 2, pp. 124-128, 2012.

14. Han-Jeong Hwang, Jeong-Hwan Lim, and Chang-Hwan Im, "Classification of Mental States Based on Spatiospectral Patterns of Brain Electrical Activity," Journal of Biomedical Engineering Research, vol. 33, pp. 15-24, 2012.

13. (Editorial) Chang-Hwan Im, "Special issue on neural engineering," Biomedical Engineering Letters, vol. 2, no. 1, p. 1, 2012.

12. Do-Won Kim, Jun-Chang Lee, Young-Min Park, In-Young Kim, and Chang-Hwan Im, "Auditory brain-computer interfaces (BCIs) and their practical applications," Biomedical Engineering Letters, vol. 2, no. 1, pp. 13-17, 2012.

11. Myung-Sun Kim, Sung Hwa Oh, Kyoung Mi Jang, Huije Che, and Chang-Hwan Im, "Electrophysiological correlates of cognitive inhibition in college students with schizotypal traits," Open Journal of Psychiatry, vol. 2, pp. 68-76, 2012.

10. D.W. Koh, K.T. Lee, S.M. Lee, C. Lee, Y.J. Jung, C.H. Im, and K.Y. Jung, "Development of an active dry EEG electrode using an impedance-converting circuit," Korean Journal of Clinical Neurophysiology, vol. 13, no. 2, pp. 80-86, 2011.

9. Young-Jin Jung and Chang-Hwan Im, "An Improved Technique to Consider Mismatches between fMRI and EEG/MEG Sources for fMRI Constrained EEG/MEG Soruce Imaging," Biomedical Engineering Letters, vol. 1, pp. 32-41, 2011. 02.

8. Young-Jin Jung, Kiwoon Kwon, and Chang-Hwan Im, "An ICA-Based Subspace Scanning Algorithm to Enhance Spatial Resolution of EEG/MEG Source Localization," Journal of Biomedical Engineering Research, vol. 31, no. 6, pp. 455-462, 2010. 12.

7. Huije Che, Young-Jin Jung, Seung-Hwan Lee, and Chang-Hwan Im, "Mean Phase Coherence as a Supplementary Measure to Diagnose Alzheimer's Disease with Quantitative Electroencephalography (qEEG)," Journal of Biomedical Engineering Research, vol. 31, no. 1, pp. 27-32, 2010. 02.

6. Chang-Hwan Im, "Introduction to EEG-Based Brain-Computer Interface (BCI) Technology," Journal of Biomedical Engineering Research, vol. 31, no. 1, pp. 1-13, 2010. 02.

5. Do-Won Kim, Young-Jin Jung, Chang-Hwan Im, "Influence of Modeling Errors in the Boundary Element Analysis of EEG Forward Problems upon the Solution Accuracy," Journal of Biomedical Engineering Research, vol. 30, no. 1, pp. 10-17, 2009. 02.

4. Young-Jin Jung, Do-Won Kim, Jin-Young Lee, and Chang-Hwan Im, "Comparison of ICA-based and MUSIC-based Approaches Used for the Extraction of Source Time Series and Causality Analysis," Journal of Biomedical Engineering Research, vol. 29, no. 4, pp. 329-336, 2008. 08.

3. Huije Che, Chang-Hwan Im, and Seunghwan Lee, "Feasibility Study of an EEG-based Real-time Brain Activity Monitoring System,," Journal of Biomedical Engineering Research, vol.28, no. 2, pp. 258 - 264, 2007. 04.

2. Chang-Hwan Im, Patch-based Cortical Source Modeling for EEG/MEG Distributed Source Imaging: A Simulation Study, Journal of Biomedical Engineering Research, vol. 27, no. 2, pp. 64-72, April, 2006.

1. Chang-Hwan Im and Bin He, “On the Accurate Anatomical Constraints in EEG/MEG Source Imaging,” International Journal of Bioelectromagnetics, vol. 8, no. 1, pp. III/1-III/11, 2006.

1. 임창환, 황한정, 서기현, 임만열, "안구전도에 기반한 졸음방지장치", 10-0851413, 2008.08 (등록)

2. 임창환, 황한정, 서기현, "뇌파 기반 실시간 기능적 피질 연결성 모니터링 시스템", 10-1087580, 2011.11.28 (등록)

3. 임창환, 채희제, 황한정, "뇌파기반 피질리듬활동 모니터링 시스템", 10-0911731, 2009.08.04 (등록)

4.임창환, 황한정, "안구전도에 기반한 졸음방지 시스템 및 그 방법", 10-1031485, 2011.04.19 (등록)

5.임창환, 황한정, "안구전도에 기반한 졸음방지 장치 및 헤드셋", 10-1031413, 2011.04.19 (등록)

6. 임창환, 정영진, 신대식, 권진우, 안제현, "매개변수 선택형 뉴로 피드백 방법과 이를 이용한 뉴로 피드백 장치 및 이를 이용한 뉴로 피드백 시스템", 10-2009-0081315, 2009. 08. 31 (공개)

7.임창환, 정영진, 황한정, 김도원, 박지혜, "안정-상태 시각 유발전위를 이용한 집중력 테스트 방법과, 이를 이용한 집중력 테스트 장치 및 이를 이용한 집중력 트레이닝 방법", 10-1030162, 2011-04-12 (등록)

8. 임창환, 황한정, "뇌파 신호로부터 2차원 공간-주파수 ERD/ERS 패턴을 생성하는 방법, 이 2차원 공간-주파수 ERD/ERS 패턴을 이용한 인간 의도를 분류하는 방법 및 이 분류 방법으로 분류된 뇌파 신호를 입력신호로 사용하는 뇌-컴퓨터 인터페이스 장치", 10-1205892, 2012.11.22 (등록)

9. 임창환, 최종호, 정영진, 채희제, "동시에 측정된 EEG 및 MEG를 이용한 신호원 국지화 방법 및 이 방법을 이용한 뇌질환 부위 검출 장치", 10-2010-0082281, 2010. 08. 25 (공개)

10. 임창환, 임정환, 황한정, 한창희, "눈을 감은 상태에서의 시각의 선택적 주의집중을 이용한 사지마비 장애인용 의도 전달 인터페이스," 10-2012-0049659, 2012. 05. 10 (공개)

11. 임창환, 채희제, 김연희, 정영진, 박지혜, "경두개직류자극장치 및 이를 포함하는 시스템", 10-1266964, 2013. 05. 16 (등록)

12. 임창환, 임정환, 정영진, 황한정, "안정상태 시각유발전위를 이용한 QWERTY 타입의 문자 입력 인터페이스 장치 및 문자 입력 방법," 10-1293863, 2013. 07. 31 (등록)

13. 임창환, 차호승, 임정환, 황한정, 한창희, 장원두, "일시적 시각 유발 전위를 이용한 장애인용 뇌 스위치 시스템 구현," 10-1541619, 2015. 07. 28 (등록)

14. 신영석, 장동표, 임창환, 김인영, 박진식, "뇌파신호 및 눈 깜빡임 신호의 획득과 분석 기술을 이용한 문화 콘텐츠 평가 방법 및 장치," 10-1548453, 2015. 08. 24 (등록)

15. 임창환, 장원두, 차호승, "시계열 데이터에서 너비가 특정 범위내인 스파이크의 구간을 자동검출하는 방법," 10-1581552, 2015. 12. 23 (등록)

16. 임창환, 김도원, 이승환, "뇌파 분석을 통한 조현병 환자 또는 정신질환 환자의 증상 심각도를 예측하는 방법 및 장치," 10-1640310, 2016. 07. 11 (등록)

17. 장원두, 임창환, "시계열 데이터에서의 실시간 스파이크 검출을 위한 비지도학습 형식의 자동 임계치 조정 방법 및 장치," 10-1615480, 2016. 04. 19 (등록)

18. 장원두, 임창환, 차호승, 이광렬, "안구전도 시선 트래킹 기술 기반 눈글 인식 방법 및 시스템," 10-1745774, 2017. 06. 02 (등록)

19. 임창환, 박성훈, 한창희, 임정환, 김도원, "자발적 안구전도 기반의 청력검사 방법 및 시스템," 10-1748491, 2017. 06. 12 (등록)

20. 장원두, 임창환, "안구전도 신호로부터 안정적인 시선 추적을 가능하게 하는 간편한 신호 보정 방법," 10-1811939, 2017.12.18 (등록)

21. 최성호, 김인영, 임창환, 김용욱, "안정 상태 시각유발전위 기반 뇌-컴퓨터 접속 기술을 이용한 증강 현실 시스템의 타깃선택방법," 10-2016-0048062, 2016.04.20 (출원)

22. 임창환, 김호담, "광용적맥파를 이용하는 호흡수 측정 및 관리 방법," 10-1837835, 2018.03.06 (등록)

23. 임창환, 박성훈, 김도원, 한창희, 김인영, "동영상 콘텐츠에 대한 시청자의 정서적 흥분 측정 방법 및 평가 방법." 10-1798777, 2017.11.10 (등록)

24. 최성호, 김인영, 임창환, 김도원, 김용욱, “정상 상태 시각 유발 전위 유발 자극의 사용자별 최적 주파수 탐색을 위한 시각 자극 제시 방법 및 장치,” 10-1782272, 2017.09.20 (등록)

25. 이승환, 임창환, 심미선, "뇌파를 이용한 개인별 뇌기능 이상부위 측정장치," 10-1768393, 2017. 9. 27 (등록)

26. 정영진, 정호춘, 김연희, 임창환, 이현희, "경두개직류자극 및 뇌활성도 측정용 전극 모듈," 10-1874231, 2018.06.27(등록)

27. 임창환, 김도연, 한창희, 김도원, 박성훈, “안구전도 신호를 이용하는 의사 판단 방법 및 장치,” 10-1929650, 2018.12.10 (등록)

28. 임창환, 이상준, 이찬희, "안구의 전기 전도도 추정 방법 및 장치," 10-1911630, 2018.10.18 (등록)

29. 임창환, 이상준, 이찬희, "다채널 안구 이온 영동 장치 및 방법," 10-1963021, 2019.03.21 (등록)

30. 임창환, 김호담, "안구전도를 이용하는 게임에 대한 갈망 상태 판단 방법 및 장치," 10-2014707, 2019.08.21 (등록)

31. 임창환, 한창희, "광용적맥파를 이용하는 호흡 상태 판단 방법 및 스위치 제어 방법," 10-2034151, 2019. 10. 14 (등록)

32. 임창환, 차호승, 최성준, "얼굴 표정 인식을 위한 얼굴 표정 등록 방법 및 이를 이용하는 얼굴 표정 인식 방법," 10-2018-0031888, 2018.03.20 (출원)

33. 임창환, 차호승, 최성준, 김호담, "HMD 착용자의 얼굴 표정 변화 시 측정된 근전도를 이용한 사용자의 개인 인증 장치 및 방법," 10-2094488, 2020.03.23 (등록)

34. 임창환, 차호승, "근전도 신호를 이용하는 감정 인식 방법 및 장치," 10-2216360, 2021.02.09 (등록)

35. 임창환, 차호승, 최성준, "얼굴 표정 인식을 위한 학습 방법 및 장치, 근전도 데이터를 이용하는 얼굴 표정 인식 방법," 10-2187396, 2020.11.30 (등록)

36. 임창환, 최성준, 차호승, "전자장치, 아바타 얼굴 표정 표시 시스템 및 제어방법," 10-2243040, 2021.04.15 (등록)

37. 장원두, 임창환, 차호승, "안구전도를 이용하는 비동기식 눈글 인식 방법 및 장치," 10-2246539, 2021.04.26 (등록)

38. Chang-Hwan Im, Seong-Jun Choi, and Ho-Seung Cha, "Electronic Device, Avatar Facial Expression System and Controlling Method Thereof," US Patent, US11106899B, Aug. 31, 2021. (미국 등록)

39. 임창환, 최강민, 차호승, "HMD 착용자의 시선 추적 방법 및 착용자의 시선을 추적하는 헤드 마운트 디스플레이 장치," 10-2281909, 2021.07.20 (등록)

40. 임창환, 김호담, "근육 움직임의 발생 시점 추정 방법," 10-2399318, 2022.05.13 (등록)

41. 임창환, 권진욱, 채연수, "무음 발화 인식 방법 및 장치," 10-2020-0119368, 2020.09.16 (출원)

42. 임창환, 권진욱, "정상상태시각유발전위신호에 대한 자극 주파수 검출 방법," 10-2411687, 2022.06.16 (등록)

43. 임창환, 권진욱, 채연수, "무음 발화 인식 방법 및 장치," 10-2020-0119368, 2020.11.16 (출원)

44. Chang-Hwan Im, Jinuk Kwon, Yeon-Soo Chae, "Method and Appratus for Recognizing Silent Speech," US Patent No. 11,682,398, Jul., 2023. (미국 등록)

45. 임창환, 하지수, 최강민, "안구전도 기반 시선 추적에서 절대 좌푯값을 추정하기 위한 방법," 10-2020-0160645, 2020.11.26 (출원)

46. 임창환, 박성훈, 권진욱, "인지 부하를 고려한 정상상태시각유발전위 분류 방법,” 10-2433411, 2022.08.11 (등록)

47. 정영진, 임창환, 황승민, 하드웨어 기반 다채널 전류 자극 방법 및 장치, 10-2021-0025577, 2021.02.25 (출원)

48. 임창환, 하지수, 최강민, "안구 전도 기반의 시선 추적 방법," 10-2564902, 2023.08.03 (등록)

49. 임창환, 하지수, 박성훈, "뇌파를 이용한 사용자 감정 기반 조명 색상 및 음악 자동 제어 방법," 10-2021-0147631, 2021.11.01 (출원)

50. 남승규, 윤일용, 이태준, 임창환, 권진욱, 남혜린, 황지훈, "전동 휠체어 및 그 제어 방법," 10-2022-0047653, 2022.04.18 (출원)

51. 임창환, 김청운, "정상상태시각유발전위신호에 대한 자극 주파수 검출 방법 및 자극 제시 시간 조절 방법," 10-2022-0092117, 2022.07.26 (출원)

52. 최영빈, 지한비, 민창희, 한재훈, 장원석, 박준원, 임창환, 이경구, "대상체에 약물의 주입을 제어하는 장치, 방법, 및 컴퓨터 프로그램을 저장하는 기록 매체," 10-2022-0141618, 2022.10.28. (출원)

53. 임창환, 김청운, 김예성, "정상상태시각유발전위 및 눈 깜빡임을 이용하는 사용자 의도 분류 방법," 10-2022-0174281, 2022.12.14. (출원)
 

* 소프트웨어 등록

1. 임창환, 정영진, 김정훈, "Comets (카미츠)", C-2013-005774, 2013. 03. 21

2. 장원두, 임창환, "아이블링크마스터", C-2014-003735, 2014. 02. 17

3. 임창환, "매트스캔 (MatScan)", C-2015-017506, 2015. 07. 29

4. 임창환, 박성훈, "Bio-Control (바이오컨트롤)", C-2018-030968, 2018. 11. 07

5. 임창환, 차호승, 최성준, "안면부 근전도 기반 얼굴 표정 인식 프로그램," C-2018-036477, 2018. 12. 05

6. 임창환, 차호승, 최성준, "F-avatar(에프아바타)," C-2018-036476, 2018. 12. 05

7. 임창환, 이상준, 박지민, "안구 이온영동을 위한 전계해석 프로그램," ASSET_0006320, 2019. 08. 06

8. 임창환, 박지민, 이상준, "다채널 경두개 전기자극을 위한 전계해석 프로그램," C-2020-020416, 2020. 06. 23

9. 임창환, 박성훈, "나 홀로 집에," ASSET_0007011, 2020. 09. 02

10. 임창환, 이상준, 박지민, "다중 뇌영역을 다중 주파수로 자극하기 위한 전극 쌍 및 인가전류 조건 최적화 소프트웨어," C-2021-020658, 2021.05.17

11. 임창환, 이상준, 박지민, "Phase optimization software for tACS,"  C-2021-020659, 2021.05.17

12. 임창환, 이상준, 박지민, "맥놀이 주파수를 이용한 비침습적 뇌 심부영역 최적 자극을 위한 인가전류 조건 최적화 소프트웨어," ; C-2021-020660, 2021.05.17

13. 임창환, 이상준, 박지민, "해마 교차펄스자극(ISPS)을 위한 최적 전류 패턴 추출 및 시뮬레이션," C-2021-020657, 2021.05.17

14. 임창환, 김정환, 김정환, "ECoG(뇌피질뇌파)를 이용한 발화 분류 및 최적지표 탐색 프로그램," C-2022-006385, 2022.02.08

15. 임창환, 권진욱, 김정환, "ECoG를 이용한 한국어 발화 의도 분류 프로그램," C-2022-006853, 2022-02-10

* 기술이전

1. (주)브레인테크, USB전원을 이용한 다채널 휴대용 뇌파 측정 시스템 설계 및 제작 기술, 2011. 06. 13.

2. (주)뉴로메디, 다채널 뇌파측정기기의 실시간 매트랩 연동 기술, 2015. 06. 25.

3. (주)바디프랜드, 안마 전-후의 뇌상태 변화 모니터링 기술, 2016. 05. 16.

4. (주)와이브레인, 뇌기능 조절에 필요한 다채널 미세전류 운영 프로그램, 2018. 05. 09.

5. (주)햅코리아, 경두개직류자극 시스템 개발 노하우 및 최적 전극 위치 결정을 위한 전계 시뮬레이션, 2019. 09. 05.

6. (주)뉴로리햅, 하드웨어 기반 다채널 전류 자극 방법 및 장치, 2022. 02. 15

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