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Journal Papers

  • 216
    2024
    216.

    Minsu Kim and Chang-Hwan Im*, “HiRENet: Novel Convolutional Neural Network Architecture Using Hilbert-transformed and Raw Electroencephalogram (EEG) for Subject-Independent Emotion Classification,”


    Computers in Biology and Medicine, in press, 2024. (IF = 7.7, 10%)

  • 215
    215.

    Hyeon-Ho Hwang, Kang-Min Choi, Chang-Hwan Im, Chaeyeon Yang, Sungkean Kim, and Seung-Hwan Lee, “Comparative Analysis of Resting-State EEG-Based Multiscale Entropy between Schizophrenia and Bipolar Disorder,”


    Progress in Neuropsychopharmacology & Biological Psychiatry, Art.No.111048, 2024.[Link] (IF = 5.6, 15%)

  • 214
    214.

    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%)

  • 213
    213.

    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%)

  • 212
    212.

    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)

  • 211
    211.

    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, vol. 14, pp. 439-450, 2024. (IF = 4.6, Q2) - Invited Paper

  • 210
    210.

    Seonghun Park, Minsu Kim, Hyerin Nam, Jinuk Kwon, and Chang-Hwan Im*, "In-Car Environment Control Using an SSVEP-Based Brain-Computer Interface with Visual Stimuli Presented on Head-Up Display: Performance Comparison with a Button-Press Interface,"


    Sensors, vol. 24, Art.No.545, 2024. [Link] (IF = 3.9, Q2) - Invited Paper

  • 209
    2023
    209.

    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%)

  • 208
    208.

    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

  • 207
    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, vol. 27, pp. 1685-1696, 2023. [Link] (IF = 4.2, Q1)

  • 206
    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, vol. 9, Art.No. 46, 2023. [Link] (IF = 5.4, Q1)

  • 205
    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
    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
    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
    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, vol. 22, pp. 53-66, 2023. [Link] (IF = 3.731, Q2)

  • 201
    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
    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
    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
    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)

  • 197
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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

  • 182
    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
    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
    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
    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
    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
    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
    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
    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
    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)

  • 173
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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)

  • 161
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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)

  • 149
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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)

  • 135
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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) Access the recommendation on F1000Prime

    * Introduced by BRIC (Link)

  • 124
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    111.

    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]

  • 110
    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 3206

  • 109
    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]

  • 108
    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
    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
    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
    105.

    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]

  • 104
    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
    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
    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]

  • 101
    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
    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
    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
    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
    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
    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
    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
    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]

  • 93
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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]

  • 81
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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)

  • 67
    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
    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
    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
    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
    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
    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
    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
    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
    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]


  • 58
    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
    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
    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
    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]

  • 54
    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
    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
    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
    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.


  • 50
    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
    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
    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
    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
    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
    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
    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.

  • 43
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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]

  • 33
    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
    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
    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
    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
    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
    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

  • 27
    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
    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
    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
    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
    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.

  • 22
    22.

    Chang-Hwan Im, Hyun-Kyo Jung, Jae Yong Han, Hang Ro Lee, and Soo Yeol Lee, “Fast and Robust Localization of Brain Electrical Sources Using Evolution Strategies,” Int. J. Appl. Electrom., vol. 20, no. 3-4, pp. 197-203, 2004.

  • 21
    21.

    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.

  • 20
    20.

    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.

  • 19
    19.

    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]

  • 18
    18.

    Chang-Hwan Im, Hyun-Kyo Jung, Yong-Ho Lee, and Hyukchan Kwon, “Source Space Localization Technique for Magnetoencephalography(MEG) Source Reconstruction,” Int. J. Appl. Electrom., vol. 20, no. 1, pp. 29-36, 2004.

  • 17
    17.

    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.

  • 16
    16.

    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.

  • 15
    15.

    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]

  • 14
    14.

    Chang-Hwan Im, Hyun-Kyo Jung, and Yong-Joo Kim, “Hybrid Genetic Algorithm for Electromagnetic Topology Optimization,” IEEE Trans. Magn., vol. 39, no. 5, pp. 2163-2169, 2003. [pdf download]

  • 13
    13.

    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.

  • 12
    12.

    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.

  • 11
    11.

    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.

  • 10
    10.

    Kwang-Ok An, Chang-Hwan Im, Chang-Hwan Lee, and Hyun-Kyo Jung, “Optimal Design of Magnetic Scale for Linearizing Magnetic Flux Density and Force," Int. J. Appl. Electrom., vol. 18, no. 4, pp.251-258, 2003.

  • 9
    9.

    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.

  • 8
    8.

    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.

  • 7
    7.

    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.

  • 6
    6.

    Chang-Hwan Im, Hong-Kyu Kim, and Hyun-Kyo Jung, “Optimization of Coil Shape in Deflection Yoke Considering Practical Winding Processes,” IEEE Trans. Magn., vol. 38, no. 2, pp.1077-1080, 2002.

  • 5
    5.

    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.

  • 4
    4.

    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.

  • 3
    3.

    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.

  • 2
    2.

    Chang-Hwan Im, Hong-Kyu Kim, and Hyun-Kyo Jung, “Efficient Technique for 3-D Edge Element Method Considering Geometrical Symmetry,” IEEE Trans. Magn., vol. 37, no. 5, pp. 3190-3193, 2001.

  • 1
    1.

    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.

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