3 papers
cs.AI2026
Rewarding Structural Conformance of Reasoning using Process Mining
Yongjae Lee, Taekhyun Park, Sunghyun Sim +1
Recent advances in sparse reward policy gradient methods have enabled effective reinforcement learning (RL)-based language model post-training. However, for reasoning tasks such as…
cs.LG2026
Process-Aware Procurement Lead Time Prediction for Shipyard Delay Mitigation
Yongjae Lee, Eunhee Park, Daesan Park +3
Accurately predicting procurement lead time (PLT) remains a challenge in engineered-to-order industries such as shipbuilding and plant construction, where delays in a single key co…
cs.LG2025
JustDense: Just using Dense instead of Sequence Mixer for Time Series analysis
TaekHyun Park, Yongjae Lee, Daesan Park +2
Sequence and channel mixers, the core mechanism in sequence models, have become the de facto standard in time series analysis (TSA). However, recent studies have questioned the nec…