3 papers
cs.LG2026
Towards Self-Explainable Document Visual Question Answering with Chain-of-Explanation Predictions
Kjetil Indrehus, Adrian Duric, Changkyu Choi +1
Document Visual Question Answering (DocVQA) requires vision-language models to reason not only about what information in a document is relevant to a question, but also where the an…
cs.SE2026
Remember Your Trace: Memory-Guided Long-Horizon Agentic Framework for Consistent and Hierarchical Repository-Level Code Documentation
Suyoung Bae, Jaehoon Lee, Changkyu Choi +2
Automated code documentation is essential for modern software development, providing the contextual grounding that both human developers and coding agents rely on to navigate large…
cs.LG2025
Addressing Label Shift in Distributed Learning via Entropy Regularization
Zhiyuan Wu, Changkyu Choi, Xiangcheng Cao +2
We address the challenge of minimizing true risk in multi-node distributed learning. These systems are frequently exposed to both inter-node and intra-node label shifts, which pres…