Hodam Kim, Ho-Seung Cha, Minseon Kim, Yoon Jae Lee, Hoon Yi, Sung Hoon Lee, Soltis Ira, Hojoong Kim, Chang-Hwan Im*, and Woon-Hong Yeo*, "AR-Enabled Persistent Human-Machine Interfaces via a Scalable Soft Electrode Array," 

Advanced Science, vol. 11, no. 7, Art.No. 2305871, 2024. [Link] (IF = 15.1, 10%)

Sangjun Lee, Jimin Park, Chany Lee, Jeongyeol Ahn, Juhyoung Ryu, Sang-Hun Lee, and Chang-Hwan Im*, “Determination of Optimal Injection Current Pattern for Multichannel Transcranial Electrical Stimulation without Individual MRI Using Multiple Head Models,” 

Computer Methods and Programs in Biomedicine, vol. 243, Art.No.107878, 2024. [Link] (IF = 6.1, 15%)

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, vol. 17, pp.619-628, 2024. [Link] (IF = 3.7, Q1)

Sangjun Lee, Se-Na Kim, Chany Lee, Young Bin Choy, and Chang-Hwan Im*, "Multi-Physics Simulations for Investigating the Effect of Electrode Conditions on Transscleral Ocular Iontophoresis for Particulate Drug Delivery into Ocular Tissues,"

Biomedical Engineering Letters, in press, 2024. (IF = 4.6, Q2) - Invited Paper

Youngjong Kwak, Seokbeen Lim, Hyun-U Cho, Jeongeun Sim, Sangjun Lee, Suhyeon Jeong, Se Jin Jeon, Chang-Hwan Im, and Dong Pyo Jang, “Effect of Temporal Interference Electrical Stimulation on Phasic Dopamine Release in the Striatum,” 

Brain Stimulation, vol. 16, no. 5, pp. 1377-1383, 2023. [Link] (IF = 7.7, 10%)

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, vol. 19, Art.No. 13, 2023. [Link] (IF = 5.1, 10%)

* Featured in a media Link

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, vol. 27, pp. 1685-1696, 2023. [Link] (IF = 4.2, Q1)

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%)

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)

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)

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%)

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%)

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%)

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

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%)

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%)

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

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)

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)

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

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

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)

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%)

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)

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

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)

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)

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)

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)

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)

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)

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%)

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)

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)

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)

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)

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)

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)

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)

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)

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)

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)

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%)

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)

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%)

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)

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)

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)

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%)

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%)

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)

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)

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%)

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)

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)

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)

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)

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)

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)

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)

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)

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%)

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)

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%)

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)

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%

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)

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) Access the recommendation on F1000Prime

* Introduced by BRIC (Link)

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]

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)

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]

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]

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]

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]

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]

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]

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]

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]

Won-Du Chang, Jeong-Hwan Lim, and Chang-Hwan Im*, "An unsup​ervised eye blink artifact detection method for real-time electroencephalogram processing"

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

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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

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]

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]

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]

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]

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]

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]

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)

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]

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)

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

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]

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

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]

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]

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]

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]

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]

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

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]

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.

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]

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]

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.

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]

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.

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]

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]

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]

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.

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.

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.

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]

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]

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]

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]

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.

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

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]

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]

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.

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.

Chang-Hwan Im, Hyun-Kyo Jung, Yong-Ho Lee, and Hyukchan Kwon, “Multiresolutive Reconstruction of Magnetoencephalography Source Distribution,” IEEE Trans. Magn., vol. 40, no. 2, pp. 1100-1103, 2004.

Kwang-Ok An, Chang-Hwan Im, Hyun-Kyo Jung, Yong-Ho Lee, and Hyukchan Kwon, “Novel Multi-dipole Searching Technique for MEG Source Localization,” IEEE Trans. Magn., vol. 40, no. 2, pp. 627-630, 2004.

Chang-Hwan Im, Hong-Kyu Kim, Hyun-Kyo Jung, and Kyung Choi, “A Novel Algorithm for Multimodal Function Optimization Based on Evolution Strategy,” IEEE Trans. Magn., vol. 40, no. 2, pp. 1224-1227, 2004. [pdf download]

Chang-Hwan Im, Hyun-Kyo Jung, Ji-Hoon Kim, Song-Yop Hahn, and Sung-Chin Hahn, “Three-dimensional Constrained Optimization of Modular Toroid-Type SMES Using Co-evolutionary Algorithm,” Int. J. Appl. Electrom., vol. 20, no. 2, pp. 105-114, 2004.

Hong-Kyu Kim, Jin-Kyo Jung, Kyong-Yop Park, Chang-Hwan Im, Hyun-Kyo Jung, “Efficient Technique for 3-D Finite Element Analysis of Skin Effect in Current-Carrying Conductors,” IEEE Trans. Magn., vol. 40, no. 2, pp. 1326-1329, 2004.

Chang-Hwan Im, Kwang-Ok An, Hyun-Kyo Jung, Yong-Ho Lee, and Hyukchan Kwon, "Assessment Criteria for MEG/EEG Cortical Patch Test," Phys. Med. Biol., vol. 48, no. 15, pp. 2561-2573, 2003. [pdf 1653k]

Chang-Hwan Im, Kwang-Ok An, Hyun-Kyo Jung, Yong-Ho Lee, and Hyuk-Chan Kwon, “An Improved Multiresolution Technique to Reconstruct Magnetoencephalography(MEG) Source Distribution,” Int. J. Control Autom. Syst., vol. 1, no. 3, pp.385-389, 2003.

Chang-Hwan Im, Hong-Kyu Kim, and Hyun-Kyo Jung, “Electromagnetic Topology Optimization Using Large-Step Markov Chain Method with Novel Local Optimization Algorithm,” Int. J. Appl. Electrom., vol. 18, no. 4, pp. 259-267, 2003.

Jung-Yeop Lee, Jeong-Hae Lee, Chang-Hwan Im, Hyeong-Seok Kim, Kyeong Choi, and Hyun-Kyo Jung, “Selection of Proper Modes of an NRD Guide using Perturbing Boundary Condition,” IEEE Trans. Magn., vol. 39, no. 3, pp. 1246-1249, 2003.

Han-Sam Cho, Chang-Hwan Im, Hyun-Kyo Jung, and Tae-Kyung Chung, “Characteristic Analysis of Planar Motor Using the Volume Integral Equation Method,” Int. J. Appl. Electrom., vol. 17, no. 4, pp. 259-269, 2003.

Hong-Kyu Kim, Kyong-Yop Park, Chang-Hwan Im, and Hyun-Kyo Jung, “Optimal Design of Gas Circuit Breaker for Increasing the Small Current Interruption Capacity,” IEEE Trans. Magn., Vol. 39, no.3, pp. 1749-1752, 2003.

Chang-Hwan Im, Hong-Kyu Kim, and Hyun-Kyo Jung, “Novel Technique for Current Density Distribution Analysis of Solidly Modeled Coil,” IEEE Trans. Magn., vol. 38, no. 2, pp. 505-509, 2002.

Chang-Hwan Im and Hyun-Kyo Jung, “Finite Element Analysis of Deflection Yoke Using a Novel Technique for Analyzing Current Density Distribution,” Int. J. Appl. Electrom., vol. 13, pp. 447-450, 2002.

Ji Hun Kim, Seung-yong Hahn, Chang Hwan Im, Jae Kwang Kim, Hyun Kyo Jung, and Song-Yop Hahn, “Design of a 200-kJ HTS SMES System,” IEEE Trans. Appl. Supercond., vol. 12, no. 1, pp.774-777, 2002.

Chang-Hwan Im, Hong-Kyu Kim, Chang-Hwan Lee, and Hyun-Kyo Jung, “Analysis of the three-phase Transformer Considering the Non-linear and Anistropic Properties Using the Transmission line Modeling Method and FEM,” IEEE Trans. Magn., vol. 37, no. 5, pp. 3490-3493, 2001.

Han-Sam Cho, Chang-Hwan Im, Hyun-Kyo Jung, "Magnetic Field Analysis of 2D Permanent Magnet Array for Planar Motors," IEEE Trans. Magn., Vol. 37, No. 5, pp. 3762-3766, September, 2001.