collaborators

5 papers

cs.CL2026

FairCoder: Probing LLM Bias in High-Stakes Decision Making via Coding Tasks

Yongkang Du, Jen-tse Huang, Jieyu Zhao +1

The paper introduces FairCoder, a benchmark that uses coding tasks to detect implicit social bias in large language models when they are applied to high‑stakes decisions like hirin…

cs.LG2026

ForecastCompass: Guiding Agentic Forecasting with Adaptive Factor Memory

Yurui Chang, Yongkang Du, Yuanpu Cao +2

Agentic forecasting is important for decision-making in dynamic environments, but it remains challenging because agents must reason from incomplete, time-limited evidence and produ…

cs.AI2026

CARV: A Diagnostic Benchmark for Compositional Analogical Reasoning in Multimodal LLMs

Yongkang Du, Xiaohan Zou, Minhao Cheng +1

Analogical reasoning tests a fundamental aspect of human cognition: mapping the relation from one pair of objects to another. Existing evaluations of this ability in multimodal lar…

cs.LG2026

Mitigating topology biases in Graph Diffusion via Counterfactual Intervention

Wendi Wang, Jiaxi Yang, Yongkang Du +1

Graph diffusion models have gained significant attention in graph generation tasks, but they often inherit and amplify topology biases from sensitive attributes (e.g. gender, age,…

cs.LG2025

Controllable Pareto Trade-off between Fairness and Accuracy

Yongkang Du, Jieyu Zhao, Yijun Yang +1

The fairness-accuracy trade-off is a key challenge in NLP tasks. Current work focuses on finding a single "optimal" solution to balance the two objectives, which is limited conside…