A Fuzzy Rule Extraction Method for ANFIS Using CFCM and Fuzzy Equalization. - Myung-Geun Chun; Keun Chang Kwak; Jeong-Woong Ryu; Witold Pedrycz (J. Adv. Comput. Intell. Intell. Informatics, 2000)

Face Recognition for Expressive Face Images. - Hyoun-Joo Go; Keun Chang Kwak; Sung-Suk Kim; Myung-Geun Chun (ICCSA (4), 2004)

Multi-modal Biometrics System Using Face and Signature. - Dae Jong Lee; Keun Chang Kwak; Jun Oh Min; Myung-Geun Chun (ICCSA (4), 2004)

Fuzzy Aggregation Method Using Fisherface and Wavelet Decomposition for Face Recognition. - Keun Chang Kwak; Witold Pedrycz; Hyoun-Joo Go; Myung-Geun Chun (J. Adv. Comput. Intell. Intell. Informatics, 2004)

Face recognition using fuzzy Integral and wavelet decomposition method. - Keun Chang Kwak; Witold Pedrycz (IEEE Trans. Syst. Man Cybern. Part B, 2004)

Modeling Nonlinear Systems: An Approach of Boosted Linguistic Models. - Keun Chang Kwak; Witold Pedrycz; Myung-Geun Chun (FSKD (2), 2005)

Iris Pattern Recognition Using Fuzzy LDA Method. - Hyoun-Joo Go; Keun Chang Kwak; Mann-Jun Kwon; Myung-Geun Chun (KES (2), 2005)

Face recognition using a fuzzy fisherface classifier. - Keun Chang Kwak; Witold Pedrycz (Pattern Recognit., 2005)

Face recognition: A study in information fusion using fuzzy integral. - Keun Chang Kwak; Witold Pedrycz (Pattern Recognit. Lett., 2005)

Boosting of granular models. - Witold Pedrycz; Keun Chang Kwak (Fuzzy Sets Syst., 2006)

Deterioration of visual information in face classification using Eigenfaces and Fisherfaces. - Gabriel Alvarado; Witold Pedrycz; Marek Z. Reformat; Keun Chang Kwak (Mach. Vis. Appl., 2006)

Linguistic models as a framework of user-centric system modeling. - Witold Pedrycz; Keun Chang Kwak (IEEE Trans. Syst. Man Cybern. Part A, 2006)

The Development of Incremental Models. - Witold Pedrycz; Keun Chang Kwak (IEEE Trans. Fuzzy Syst., 2007)

Face Recognition Using an Enhanced Independent Component Analysis Approach. - Keun Chang Kwak; Witold Pedrycz (IEEE Trans. Neural Networks, 2007)

Sound source localization with the aid of excitation source information in home robot environments. - Keun Chang Kwak; Sung-Suk Kim (IEEE Trans. Consumer Electron., 2008)

A design of genetically oriented linguistic model with the aid of fuzzy granulation. - Keun Chang Kwak; Witold Pedrycz (FUZZ-IEEE, 2010)

Development of Quantum-Based Adaptive Neuro-Fuzzy Networks. - Sung-Suk Kim; Keun Chang Kwak (IEEE Trans. Syst. Man Cybern. Part B, 2010)

Incremental modeling with rough and fine tuning method. - Sung-Suk Kim; Keun Chang Kwak (Appl. Soft Comput., 2011)

Knowledge extraction and representation using quantum mechanics and intelligent models. - Sung-Suk Kim; Ho-Jin Choi; Keun Chang Kwak (Expert Syst. Appl., 2012)