PCA+HMM+SVM for EEG pattern classification. - Hyekyoung Lee; Seungjin Choi (ISSPA (1), 2003)

ICA+OPCA for artifact-robust classification of EEG data. - Sungcheol Park; Hyekyoung Lee; Seungjin Choi (NNSP, 2003)

Nonnegative Matrix Factorization for Motor Imagery EEG Classification. - Hyekyoung Lee; Andrzej Cichocki; Seungjin Choi (ICANN (2), 2006)

Nonnegative Tensor Factorization for Continuous EEG Classification. - Hyekyoung Lee; Yong-Deok Kim; Andrzej Cichocki; Seungjin Choi (Int. J. Neural Syst., 2007)

CUR+NMF for learning spectral features from large data matrix. - Hyekyoung Lee; Seungjin Choi (IJCNN, 2008)

Noninvasive BCIs: Multiway Signal-Processing Array Decompositions. - Andrzej Cichocki; Yoshikazu Washizawa; Tomasz M. Rutkowski; Hovagim Bakardjian; Anh Huy Phan 001; Seungjin Choi; Hyekyoung Lee; Qibin Zhao; Liqing Zhang 001; Yuanqing Li 001 (Computer, 2008)

Non-negative matrix factorization with alpha-divergence. - Andrzej Cichocki; Hyekyoung Lee; Yong-Deok Kim; Seungjin Choi (Pattern Recognit. Lett., 2008)

Kernel nonnegative matrix factorization for spectral EEG feature extraction. - Hyekyoung Lee; Andrzej Cichocki; Seungjin Choi (Neurocomputing, 2009)

Group Nonnegative Matrix Factorization for EEG Classification. - Hyekyoung Lee; Seungjin Choi (AISTATS, 2009)

Semi-Supervised Nonnegative Matrix Factorization. - Hyekyoung Lee; Jiho Yoo; Seungjin Choi (IEEE Signal Process. Lett., 2010)

Sparse topological data recovery in medical images. - Moo K. Chung; Hyekyoung Lee; Peter T. Kim; Jong Chul Ye (ISBI, 2011)

Discriminative persistent homology of brain networks. - Hyekyoung Lee; Moo K. Chung; Hyejin Kang; Bung-Nyun Kim; Dong Soo Lee (ISBI, 2011)

Computing the Shape of Brain Networks Using Graph Filtration and Gromov-Hausdorff Metric. - Hyekyoung Lee; Moo K. Chung; Hyejin Kang; Boong-Nyun Kim; Dong Soo Lee (MICCAI (2), 2011)

Sparse Brain Network Recovery Under Compressed Sensing. - Hyekyoung Lee; Dong Soo Lee; Hyejin Kang; Boong-Nyun Kim; Moo K. Chung (IEEE Trans. Medical Imaging, 2011)

Agreement between the white matter connectivity based on the tensor-based morphometry and the volumetric white matter parcellations based on diffusion tensor imaging. - Seung-Goo Kim; Brian B. Avants; Hyekyoung Lee; James C. Gee; Moo K. Chung; Richard J. Davidson; Jamie L. Hanson; Seth D. Pollak (ISBI, 2012)

Persistent Brain Network Homology From the Perspective of Dendrogram. - Hyekyoung Lee; Hyejin Kang; Moo K. Chung; Bung-Nyun Kim; Dong Soo Lee (IEEE Trans. Medical Imaging, 2012)

Persistent Homological Sparse Network Approach to Detecting White Matter Abnormality in Maltreated Children: MRI and DTI Multimodal Study. - Moo K. Chung; Jamie L. Hanson; Hyekyoung Lee; Nagesh Adluru; Andrew L. Alexander; Richard J. Davidson; Seth D. Pollak (MICCAI (1), 2013)

Hole Detection in Metabolic Connectivity of Alzheimer's Disease Using k -Laplacian. - Hyekyoung Lee; Moo K. Chung; Hyejin Kang; Dong Soo Lee (MICCAI (3), 2014)

Abnormal metabolic connectivity in the pilocarpine-induced epilepsy rat model: A multiscale network analysis based on persistent homology. - Hongyoon Choi; Yu Kyeong Kim; Hyejin Kang; Hyekyoung Lee; Hyung Jun Im; Do Won Hwang; E. Edmund Kim; June-Key Chung; Dong Soo Lee (NeuroImage, 2014)

Brain Networks Engaged in Audiovisual Integration During Speech Perception Revealed by Persistent Homology-Based Network Filtration. - Heejung Kim; Jarang Hahm; Hyekyoung Lee; Eunjoo Kang; Hyejin Kang; Dong Soo Lee (Brain Connect., 2015)

Exact Topological Inference for Paired Brain Networks via Persistent Homology. - Moo K. Chung; Victoria Villalta-Gil; Hyekyoung Lee; Paul J. Rathouz; Benjamin B. Lahey; David H. Zald (IPMI, 2017)

Topological Distances Between Brain Networks. - Moo K. Chung; Hyekyoung Lee; Victor Solo; Richard J. Davidson; Seth D. Pollak (CNI@MICCAI, 2017)

Abnormal hole detection in brain connectivity by kernel density of persistence diagram and Hodge Laplacian. - Hyekyoung Lee; Moo K. Chung; Hyejin Kang; Hongyoon Choi; Yu Kyeong Kim; Dong Soo Lee (ISBI, 2018)

Phase Angle Spatial Embedding (PhASE) - A Kernel Method for Studying the Topology of the Human Functional Connectome. - Zachery Morrissey; Liang Zhan; Hyekyoung Lee; Johnson J. G. Keiriz; Angus G. Forbes; Olusola Ajilore; Alex D. Leow; Moo K. Chung (MICCAI (3), 2018)

Harmonic Holes as the Submodules of Brain Network and Network Dissimilarity. - Hyekyoung Lee; Moo K. Chung; Hongyoon Choi; Hyejin Kang; Seunggyun Ha; Yu Kyeong Kim; Dong Soo Lee (CTIC, 2019)

Statistical Inference on the Number of Cycles in Brain Networks. - Moo K. Chung; Shih-Gu Huang; Andrey Gritsenko; Li Shen 001; Hyekyoung Lee (ISBI, 2019)

Coidentification of Group-Level Hole Structures in Brain Networks via Hodge Laplacian. - Hyekyoung Lee; Moo K. Chung; Hyejin Kang; Hongyoon Choi; Seunggyun Ha; Youngmin Huh; Eunkyung Kim; Dong Soo Lee (MICCAI (4), 2019)

Altered dynamic electroencephalography connectome phase-space features of emotion regulation in social anxiety. - Mengqi Xing; Hyekyoung Lee; Zachery Morrissey; Moo K. Chung; K. Luan Phan; Heide Klumpp; Alex D. Leow; Olusola Ajilore (NeuroImage, 2019)