Progressive Top-k Subarray Query Processing in Array Databases. - Dalsu Choi; Chang-Sup Park; Yon Dohn Chung (Proc. VLDB Endow., 2019)

Subarray Skyline Query Processing in Array Databases. - Dalsu Choi; Hyunsik Yoon; Yon Dohn Chung (SSDBM, 2021)

ReSKY: Efficient Subarray Skyline Computation in Array Databases. - Dalsu Choi; Hyunsik Yoon; Yon Dohn Chung (Distributed Parallel Databases, 2022)

Waffle: In-memory Grid Index for Moving Objects with Reinforcement Learning-based Configuration Tuning System. - Dalsu Choi; Hyunsik Yoon; Hyubjin Lee; Yon Dohn Chung (Proc. VLDB Endow., 2022)

Group Tracking for Video Monitoring Systems: A Spatio-Temporal Query Processing Approach. - Hyunsik Yoon; Dalsu Choi; Yon Dohn Chung (IEEE Access, 2023)

Demonstrating Waffle: A Self-driving Grid Index. - Dalsu Choi; Hyunsik Yoon; Hyubjin Lee; Yon Dohn Chung (Proc. VLDB Endow., 2023)