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2020 – today
- 2024
[j54]Minsu Kim, Chang-Hwan Im
:
HiRENet: Novel convolutional neural network architecture using Hilbert-transformed and raw electroencephalogram (EEG) for subject-independent emotion classification. Comput. Biol. Medicine 178: 108788 (2024)- [j53]Jinuk Kwon, Jihun Hwang, Jee Eun Sung, Chang-Hwan Im:
Speech synthesis from three-axis accelerometer signals using conformer-based deep neural network. Comput. Biol. Medicine 182: 109090 (2024) - [j52]Sangjun Lee, Jimin Park, Chany Lee, Jeongyeol Ahn, Juhyoung Ryu, Sang-Hun Lee, Chang-Hwan Im:
Determination of optimal injection current pattern for multichannel transcranial electrical stimulation without individual MRI using multiple head models. Comput. Methods Programs Biomed. 243: 107878 (2024) - [j51]Seonghun Park, Minsu Kim, Hyerin Nam, Jinuk Kwon, 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 24(2): 545 (2024) - [j50]Suhye Kim, Jung-Hwan Kim, Wooseok Hyung, Suhkyung Shin, Myoung Jin Choi, Dong Hwan Kim, Chang-Hwan Im:
Characteristic Behaviors of Elementary Students in a Low Attention State During Online Learning Identified Using Electroencephalography. IEEE Trans. Learn. Technol. 17: 619-628 (2024) - 2023
- [j49]Jinuk Kwon, Hyerin Nam, Younsoo Chae, Seungjae Lee, In Young Kim, Chang-Hwan Im:
Novel three-axis accelerometer-based silent speech interface using deep neural network. Eng. Appl. Artif. Intell. 120: 105909 (2023) - [j48]Chunghwan Kim, Ho-Seung Cha, Junghwan Kim, HwyKuen Kwak, WooJin Lee, Chang-Hwan Im:
Facial Motion Capture System Based on Facial Electromyogram and Electrooculogram for Immersive Social Virtual Reality Applications. Sensors 23(7): 3580 (2023) - [j47]Hodam Kim, Younsoo Chae, Suhye Kim, 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 Trans. Learn. Technol. 16(1): 78-91 (2023) - [j46]Ho-Seung Cha, 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 Real. 27(3): 1685-1696 (2023) - [c21]Jinuk Kwon, Jihun Hwang, Chang-Hwan Im:
S2S-StarGAN: Signal-to-Signal Translation Method based on StarGAN to Generate Artificial EEG for SSVEP-based Brain-Computer Interfaces. BCI 2023: 1-2 - 2022
- [j45]Sangjun Lee, Jimin Park, Da Som Choi, Chany Lee, Chang-Hwan Im:
Multipair transcranial temporal interference stimulation for improved focalized stimulation of deep brain regions: A simulation study. Comput. Biol. Medicine 143: 105337 (2022) - [j44]Hodam Kim, Dan Zhang, Laehyun Kim, Chang-Hwan Im:
Classification of Individual's discrete emotions reflected in facial microexpressions using electroencephalogram and facial electromyogram. Expert Syst. Appl. 188: 116101 (2022) - [j43]Jinuk Kwon, Chang-Hwan Im:
Novel Signal-to-Signal translation method based on StarGAN to generate artificial EEG for SSVEP-based brain-computer interfaces. Expert Syst. Appl. 203: 117574 (2022) - [j42]Jisoo Ha, Seonghun Park, Chang-Hwan Im:
Novel Hybrid Brain-Computer Interface for Virtual Reality Applications Using Steady-State Visual-Evoked Potential-Based Brain-Computer Interface and Electrooculogram-Based Eye Tracking for Increased Information Transfer Rate. Frontiers Neuroinformatics 16: 758537 (2022) - [j41]Jinuk Kwon, Jihun Hwang, Hyerin Nam, 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 Neuroinformatics 16 (2022) - [j40]Miseon Shim, Chang-Hwan Im, Seung-Hwan Lee, Han-Jeong Hwang:
Enhanced Performance by Interpretable Low-Frequency Electroencephalogram Oscillations in the Machine Learning-Based Diagnosis of Post-traumatic Stress Disorder. Frontiers Neuroinformatics 16: 811756 (2022) - [j39]Hodam Kim, Suhye Kim, Hongmin Kim, Youngsoo Ji, Chang-Hwan Im:
Modulation of Driver's Emotional States by Manipulating In-Vehicle Environment: Validation With Biosignals Recorded in An Actual Car Environment. IEEE Trans. Affect. Comput. 13(4): 1783-1792 (2022) - [j38]Jisoo Ha, Kang-min Choi, Chang-Hwan Im:
Feasibility of Using Electrooculography-Based Eye-Trackers for Neuromarketing Applications. IEEE Trans. Instrum. Meas. 71: 1-10 (2022) - [j37]Ho-Seung Cha, Chang-Hwan Im:
Performance enhancement of facial electromyogram-based facial-expression recognition for social virtual reality applications using linear discriminant analysis adaptation. Virtual Real. 26(1): 385-398 (2022) - [j36]Ho-Seung Cha, Won-Du Chang, Chang-Hwan Im:
Deep-learning-based real-time silent speech recognition using facial electromyogram recorded around eyes for hands-free interfacing in a virtual reality environment. Virtual Real. 26(3): 1047-1057 (2022) - [c20]Seonghun Park, Min-Su Kim, Hyerin Nam, Chang-Hwan Im:
Development of an In-Car Environment Control System Using an SSVEP-based BCI with Visual Stimuli Presented on a Head-Up Display. BCI 2022: 1-2 - 2021
- [j35]Seonghun Park, Do-Won Kim, Changhee Han, Chang-Hwan Im:
Estimation of Emotional Arousal Changes of a Group of Individuals During Movie Screening Using Steady-State Visual-Evoked Potential. Frontiers Neuroinformatics 15: 731236 (2021) - [j34]Hodam Kim, 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 Neuroinformatics 15: 750839 (2021) - [j33]Jihyeon Ha, Sangin Park, Chang-Hwan Im, Laehyun Kim:
A Hybrid Brain-Computer Interface for Real-Life Meal-Assist Robot Control. Sensors 21(13): 4578 (2021) - [c19]Seonghun Park, Jisoo Ha, Ho-Seung Cha, Kyeong-Gu Lee, Chang-Hwan Im:
Development of an Online Home Appliance Control System for the Elderly Based on SSVEP-Based Brain-Computer Interface: A Feasibility Study. BCI 2021: 1-2 - 2020
- [j32]Ho-Seung Cha, Seong-Jun Choi, Chang-Hwan Im:
Real-Time Recognition of Facial Expressions Using Facial Electromyograms Recorded Around the Eyes for Social Virtual Reality Applications. IEEE Access 8: 62065-62075 (2020) - [j31]Changhee Han, Euijin Kim, Chang-Hwan Im:
Development of a Brain-Computer Interface Toggle Switch with Low False-Positive Rate Using Respiration-Modulated Photoplethysmography. Sensors 20(2): 348 (2020) - [j30]Ho-Seung Cha, Changhee Han, 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 20(4): 988 (2020) - [j29]Seonghun Park, Changhee Han, Chang-Hwan Im:
Design of Wearable EEG Devices Specialized for Passive Brain-Computer Interface Applications. Sensors 20(16): 4572 (2020) - [c18]Seonghun Park, Ho-Seung Cha, Jinuk Kwon, Hodam Kim, Chang-Hwan Im:
Development of an Online Home Appliance Control System Using Augmented Reality and an SSVEP-Based Brain-Computer Interface. BCI 2020: 1-2
2010 – 2019
- 2019
- [j28]Seonghun Park, Ho-Seung Cha, Chang-Hwan Im:
Development of an Online Home Appliance Control System Using Augmented Reality and an SSVEP-Based Brain-Computer Interface. IEEE Access 7: 163604-163614 (2019) - [j27]Jimin Park, Chany Lee, Sangjun Lee, Chang-Hwan Im:
Comparison of magnetic field distributions generated by various permanent magnets for transcranial static magnetic stimulation: A simulation study. Comput. Biol. Medicine 114 (2019) - [j26]Kang-min Choi, Seonghun Park, 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. Comput. Intell. Neurosci. 2019: 9680697:1-9680697:7 (2019) - [j25]Elisabeth Parés-Pujolràs, Yong-Wook Kim, Chang-Hwan Im, Patrick Haggard:
Latent awareness: Early conscious access to motor preparation processes is linked to the readiness potential. NeuroImage 202 (2019) - [j24]Hodam Kim, Laehyun Kim, Chang-Hwan Im:
Machine-Learning-Based Detection of Craving for Gaming Using Multimodal Physiological Signals: Validation of Test-Retest Reliability for Practical Use. Sensors 19(16): 3475 (2019) - [c17]Changhee Han, Jinuk Kwon, Han-Jeong Hwang, Chang-Hwan Im:
Classification of Functional Near-Infrared Spectrocopy Signals during Passive and Combinatory Exercises for Neurorehabilitation. BCI 2019: 1-2 - 2018
- [j23]Jaeyoung Shin, Jin Uk Kwon, Jongkwan Choi, 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 6: 19491-19498 (2018) - [j22]Jaeyoung Shin, Jin Uk Kwon, 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 Neuroinformatics 12: 5 (2018) - [j21]Jaeyoung Shin, Chang-Hwan Im:
Performance Prediction for a Near-Infrared Spectroscopy-Brain-Computer Interface Using Resting-State Functional Connectivity of the Prefrontal Cortex. Int. J. Neural Syst. 28(10): 1850023:1-1850023:9 (2018) - [j20]Hodam Kim, Jihyeon Ha, Won-Du Chang, Wanjoo Park, Laehyun Kim, Chang-Hwan Im:
Detection of Craving for Gaming in Adolescents with Internet Gaming Disorder Using Multimodal Biosignals. Sensors 18(1): 102 (2018) - [j19]Soo-In Choi, Changhee Han, Ga-Young Choi, Jaeyoung Shin, Kwang Soup Song, Chang-Hwan Im, Han-Jeong Hwang:
On the Feasibility of Using an Ear-EEG to Develop an Endogenous Brain-Computer Interface. Sensors 18(9): 2856 (2018) - [j18]Do Yeon Kim, Jinuk Kwon, Joo-Young Kim, Ho-Seung Cha, Yong-Wook Kim, In Young Kim, Chang-Hwan Im:
New Method for Pure-Tone Audiometry Using Electrooculogram: A Proof-of-Concept Study. Sensors 18(11): 3651 (2018) - [c16]Chang-Hee Han, Chang-Hwan Im:
EEG-based brain-computer interface for real-time communication of patients in completely locked-in state. BCI 2018: 1-2 - [c15]Taejin Choi, Chang-Hwan Im, Seung-Jong Kim, Hyungmin Kim, Jong Min Lee:
Prediction Method of Walking Speed at Swing Phase using Soleus Electromyogram Signal at Previous Stance Phase. EMBC 2018: 2308-2311 - [c14]Joo-Hee Kwon, Euijin Kim, Chang-Hwan Im, Do-Won Kim:
Classification of Different Cognitive Load using Electroencephalogram(EEG): Preliminary Study. SCIS&ISIS 2018: 205-208 - 2016
- [j17]Won-Du Chang, Ho-Seung Cha, Chany Lee, Hoon-Chul Kang, Chang-Hwan Im:
Automatic Identification of Interictal Epileptiform Discharges in Secondary Generalized Epilepsy. Comput. Math. Methods Medicine 2016: 8701973:1-8701973:10 (2016) - [j16]Won-Du Chang, Ho-Seung Cha, Kiwoong Kim, Chang-Hwan Im:
Detection of eye blink artifacts from single prefrontal channel electroencephalogram. Comput. Methods Programs Biomed. 124: 19-30 (2016) - [j15]Won-Du Chang, Ho-Seung Cha, Chang-Hwan Im:
Removing the Interdependency between Horizontal and Vertical Eye-Movement Components in Electrooculograms. Sensors 16(2): 227 (2016) - [j14]Hodam Kim, Jeong-Youn Kim, Chang-Hwan Im:
Fast and Robust Real-Time Estimation of Respiratory Rate from Photoplethysmography. Sensors 16(9): 1494 (2016) - 2015
- [j13]Jeong-Hwan Lim, Jun-Hak Lee, Han-Jeong Hwang, Dong Hwan Kim, Chang-Hwan Im:
Development of a hybrid mental spelling system combining SSVEP-based brain-computer interface and webcam-based eye tracking. Biomed. Signal Process. Control. 21: 99-104 (2015) - [c13]Chang-Hwan Im, Jun-Hak Lee, Jeong-Hwan Lim:
Neurocinematics based on passive BCI: Decoding temporal change of emotional arousal during video watching from multi-channel EEG. ASCC 2015: 1-3 - 2014
- [j12]Chang-Hwan Im, Kiwoon Kwon, Hang Joon Jo, Pedro Serranho:
Applied Mathematics in Biomedical Sciences and Engineering 2014. J. Appl. Math. 2014: 470483:1-470483:2 (2014) - [j11]Won-Du Chang, Chang-Hwan Im:
Enhanced Template Matching Using Dynamic Positional Warping for Identification of Specific Patterns in Electroencephalogram. J. Appl. Math. 2014: 528071:1-528071:7 (2014) - 2013
- [j10]Pyoung Won Kim, Seo Young Kim, Miseon Shim, Chang-Hwan Im, 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. Comput. Educ. 63: 208-217 (2013) - [j9]Chang-Hwan Im, Lei Ding, Yiwen Wang, Sung-Phil Kim:
Computational Methods in Neuroengineering. Comput. Math. Methods Medicine 2013: 617347:1-617347:2 (2013) - [j8]Han-Jeong Hwang, Soyoun Kim, Soobeom Choi, Chang-Hwan Im:
EEG-Based Brain-Computer Interfaces: A Thorough Literature Survey. Int. J. Hum. Comput. Interact. 29(12): 814-826 (2013) - [j7]Sun-Ae Park, Han-Jeong Hwang, Jeong-Hwan Lim, Jong-Ho Choi, Hyun-Kyo Jung, 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 Biol. Eng. Comput. 51(5): 571-579 (2013) - [c12]Han-Jeong Hwang, Chang-Hwan Im, Sun-Ae Park:
Evaluation of feature extraction methods for motor imagery-based bcis in terms of robustness to slight changes of electrode locations. BCI 2013: 76-78 - [c11]Jeong-Hwan Lim, Han-Jeong Hwang, Chang-Hwan Im:
"Eyes-closed" SSVEP-based BCI for binary communication of individuals with impaired oculomotor function. BCI 2013: 79-80 - [c10]Han-Jeong Hwang, Jeong-Hwan Lim, Jun-Hak Lee, Chang-Hwan Im:
Implementation of a mental spelling system based on steady-state visual evoked potential (SSVEP). BCI 2013: 81-83 - [c9]Chang-Hee Han, Han-Jeong Hwang, Chang-Hwan Im:
Modified pattern-reversal visual checkerboard stimuli with dual alternating frequencies for multi-class ssvep-based brain-computer interfaces. BCI 2013: 86-88 - [c8]Jung-Hoon Kim, Do-Won Kim, Won Hyuk Chang, Yun-Hee Kim, Chang-Hwan Im:
Inconsistent outcomes of transcranial direct current stimulation (tDCS) may be originated from the anatomical differences among individuals: A simulation study using individual MRI data. EMBC 2013: 823-825 - [c7]Changhee Han, Han-Jeong Hwang, Jeong-Hwan Lim, Chang-Hwan Im:
Development of an "eyes-closed" brain-computer interface system for communication of patients with oculomotor impairment. EMBC 2013: 2236-2239 - [c6]Jun-Hak Lee, Jeong-Hwan Lim, Han-Jeong Hwang, Chang-Hwan Im:
Development of a hybrid mental speller combining EEG-based brain-computer interface and webcam-based eye-tracking. EMBC 2013: 2240-2242 - [c5]Do-Won Kim, Seung-Hwan Lee, Chang-Hwan Im:
Source activation during facial emotion perception correlates with positive and negative symptoms scores of schizophrenia. EMBC 2013: 6325-6328 - [c4]Jaejun Yoo, Jongmin Kim, Chang-Hwan Im, Jong Chul Ye:
Neuroelectromagnetic imaging of correlated sources using a novel subspace penalized sparse learning. ISBI 2013: 552-555 - 2012
- [j6]Chang-Hwan Im, Kiwoon Kwon, Venky Krishnan, Pedro Serranho:
Applied Mathematics in Biomedical Sciences and Engineering. J. Appl. Math. 2012: 187252:1-187252:3 (2012) - [j5]Young-Jin Jung, Kyung-Hwan Kim, Chang-Hwan Im:
Mathematical Issues in the Inference of Causal Interactions among Multichannel Neural Signals. J. Appl. Math. 2012: 472036:1-472036:14 (2012) - [c3]Dong-Hyun Baek, Ha-Chul Jung, Seon Min Kim, Chang-Hwan Im, James Jungho Pak, Sang-Hoon Lee:
A method for stable electrical connection of a multi-channeled polyimide electrode with PCB. EMBC 2012: 4482-4484 - 2011
- [j4]Han-Jeong Hwang, Kyung-Hwan Kim, Young-Jin Jung, Do-Won Kim, Yong-Ho Lee, Chang-Hwan Im:
An EEG-based real-time cortical functional connectivity imaging system. Medical Biol. Eng. Comput. 49(9): 985-995 (2011) - [c2]Do-Won Kim, Jae-Hyun Cho, Han-Jeong Hwang, Jeong-Hwan Lim, Chang-Hwan Im:
A vision-free brain-computer interface (BCI) paradigm based on auditory selective attention. EMBC 2011: 3684-3687 - [c1]Jae-Hyun Cho, Young-Jin Jung, Hoon-Chul Kang, Heung Dong Kim, Chang-Hwan Im:
Localization of ictal onset zones in Lennox-Gastaut syndrome using directed transfer function method. EMBC 2011: 5020-5023 - 2010
- [j3]June Sic Kim, Chang-Hwan Im, Young-Jin Jung, Eun Young Kim, Sang Kun Lee, Chun Kee Chung:
Localization and propagation analysis of ictal source rhythm by electrocorticography. NeuroImage 52(4): 1279-1288 (2010)
2000 – 2009
- 2007
- [j2]Chang-Hwan Im:
Dealing with mismatched fMRI activations in fMRI constrained EEG cortical source imaging: a simulation study assuming various mismatch types. Medical Biol. Eng. Comput. 45(1): 79-90 (2007) - 2005
- [j1]Chang-Hwan Im, Hyun-Kyo Jung:
Numerical emulator for walk-through metal detectors using 3-D indirect boundary integral equation method. IEEE Trans. Instrum. Meas. 54(3): 1166-1170 (2005)
Coauthor Index
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