Trust-region learning for ICA. - Heeyoul Choi; Sookjeong Kim; Seungjin Choi (IJCNN, 2004)

Independent arrays or independent time courses for gene expression time series. - Sookjeong Kim; Seungjin Choi (ISCAS (6), 2005)

Topographic Independent Component Analysis of Gene Expression Time Series Data. - Sookjeong Kim; Seungjin Choi (ICA, 2006)

Independent arrays or independent time courses for gene expression time series data analysis. - Sookjeong Kim; Jong Kyoung Kim; Seungjin Choi (Neurocomputing, 2008)