Dynamic Construction of Category Hierarchy Using Fuzzy Relational Products. - Bumghi Choi; Ju-Hong Lee; Sun Park (IDEAL, 2003)

Search Method of Time Sensitive Frequent Itemsets in Data Streams. - Tae-Su Park; Ju-Hong Lee; Sang Ho Park; Bumghi Choi; Deok-Hwan Kim (CIARP, 2006)

Web Search Model for Dynamic and Fuzzy Directory Search. - Bumghi Choi; Ju-Hong Lee; Sun Park; Tae-Su Park (CICLing, 2006)

Alternate Learning Algorithm on Multilayer Perceptrons. - Bumghi Choi; Ju-Hong Lee; Tae-Su Park (International Conference on Computational Science (1), 2006)

Dual Gradient Descent Algorithm on Two-Layered Feed-Forward Artificial Neural Networks. - Bumghi Choi; Ju-Hong Lee; Tae-Su Park (IEA/AIE, 2007)

Solving local minima problem with large number of hidden nodes on two-layered feed-forward artificial neural networks. - Bumghi Choi; Ju-Hong Lee; Deok-Hwan Kim (Neurocomputing, 2008)

Optimization for Artificial Neural Network with Adaptive inertial weight of particle swarm optimization. - Tae-Su Park; Ju-Hong Lee; Bumghi Choi (IEEE ICCI, 2009)

Comparison of generalization ability on solving differential equations using backpropagation and reformulated radial basis function networks. - Bumghi Choi; Ju-Hong Lee (Neurocomputing, 2009)

Question answering system with recommendation using fuzzy relational product operator. - Chan-Min Ahn; Ju-Hong Lee; Bumghi Choi; Sun Park (iiWAS, 2010)

Learning Solving Procedure for Artificial Neural Network. - Ju-Hong Lee; Moon-Ju Kang; Bumghi Choi (CoRR, 2017)

Sparsity Increases Uncertainty Estimation in Deep Ensemble. - Uyanga Dorjsembe; Ju-Hong Lee; Bumghi Choi; Jae Won Song (Comput., 2021)