collaborators

6 papers

cs.CE2026

LineageFlow: Flow Matching for High-Fidelity Family-Aware Protein Sequence Generation

Langzhang Liang, Ming Yang, Yi Feng +6

Protein sequence generation for engineering requires samples that are biophysically plausible and, when targeting a family/domain, remain recognizable members while exploring withi…

cs.CE2026

The Alpha Illusion: Reported Alpha from LLM Trading Agents Should Not Be Treated as Deployment Evidence

Yuxuan Ye, Jun Han, Ao Hu +7

End-to-end LLM trading agents have moved quickly from research curiosity to a small ecosystem of named systems, including FinCon, FinMem, TradingAgents, FinAgent, QuantAgent, and F…

cs.LG2026

DARC: Disagreement-Aware Alignment via Risk-Constrained Decoding

Mingxi Zou, Jiaxiang Chen, Junfan Li +4

Preference-based alignment methods (e.g., RLHF, DPO) typically optimize a single scalar objective, implicitly averaging over heterogeneous human preferences. In practice, systemati…

cs.LG2026

The Cancellation Hypothesis in Critic-Free RL: From Outcome Rewards to Token Credits

Tianhao Cheng, Zeyu Huang, Zihan Qiu +5

A commonly accepted explanation of critic-free RL for LLMs, based on sequence-level rewards, is that it reinforces successful rollouts with a positive advantage while penalizing fa…

cs.IR2025

SlimRAG: Retrieval without Graphs via Entity-Aware Context Selection

Jiale Zhang, Jiaxiang Chen, Zhucong Li +5

Retrieval-Augmented Generation (RAG) enhances language models by incorporating external knowledge at inference time. However, graph-based RAG systems often suffer from structural o…

cs.AI2025

AI2Agent: An End-to-End Framework for Deploying AI Projects as Autonomous Agents

Jiaxiang Chen, Jingwei Shi, Lei Gan +6

As AI technology advances, it is driving innovation across industries, increasing the demand for scalable AI project deployment. However, deployment remains a critical challenge du…