A tuning algorithm for the PID controller utilizing fuzzy theory. - Hyung-Soo Hwang; Jeoung-Nae Choi; Won-Hyok Lee; Jin Kwon Kim (IJCNN, 1999)

Identification of ANFIS-Based Fuzzy Systems with the Aid of Genetic Optimization and Information Granulation. - Sung-Kwun Oh; Keon-Jun Park; Hyung-Soo Hwang (ISNN (1), 2005)

An Advanced Design Methodology of Fuzzy Set-Based Polynomial Neural Networks with the Aid of Symbolic Gene Type Genetic Algorithms and Information Granulation. - Seok-Beom Roh; Hyung-Soo Hwang; Tae-Chon Ahn (ICONIP (3), 2006)

Optimization of Fuzzy Model Driven to IG and HFC-Based GAs. - Jeoung-Nae Choi; Sung-Kwun Oh; Hyung-Soo Hwang (ICANNGA (1), 2007)