TI-former: A Time-Interval Prediction Transformer for Timestamped Sequences. - Hyewon Ryu; Sara Yu; Ki Yong Lee (SERA, 2023)

A Gradient-Based Explanation Method for Node Classification Using Graph Convolutional Networks. - Chaehyeon Kim; Hyewon Ryu; Ki Yong Lee (J. Inf. Process. Syst., 2023)

Extending Transformer to Predict Both the Order and Occurrence Times of Elements in a Sequence. - Hyewon Ryu; Sara Yu; Ki Yong Lee (BigComp, 2024)