ArXiv TLDR

Xi Ye

3 papers · Latest:

Natural Language Processing

FlexSQL: Flexible Exploration and Execution Make Better Text-to-SQL Agents

FlexSQL is a text-to-SQL agent that achieves better performance by flexibly exploring schemas, executing diverse plans, and employing a multi-level repair mechanism.

2605.02815
Machine Learning

Detecting and Suppressing Reward Hacking with Gradient Fingerprints

GRIFT uses gradient fingerprints to detect and suppress reward hacking in RL models, outperforming baselines and improving task performance.

2604.16242
Natural Language Processing

Agentic Aggregation for Parallel Scaling of Long-Horizon Agentic Tasks

AggAgent uses an aggregation agent to efficiently scale long-horizon agentic tasks by synthesizing information from parallel trajectories.

2604.11753

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