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Yurong Liu

2 papers indexed

arxivcs.LGcs.AIcs.CLcs.DB2026-07-22

Auto-Fill: Learning to Predict Missing Values Accurately with Specialist Language Models

Yurong Liu, Yeye He, Haoyu Dong, Junjie Xing, Shi Han, Dongmei Zhang, et al.

Predicting missing cell values in tabular data is a fundamental problem in data cleaning. While state-of-the-art reasoning models show great promise in predicting missing values in tables, by reasoning holistically across rows and columns, they are costly to deploy at scale and t…

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arxivcs.DBcs.AI2026-07-21

AgentTrails: Towards Trust and Reuse for Agentic Tasks

Eden Wu, Sonia Castelo, Yurong Liu, Cláudio T. Silva, Juliana Freire

LLM-powered agents increasingly tackle complex tasks by invoking tools, querying databases, executing code, and manipulating intermediate artifacts. These agents follow trajectories that are typically stored as chronological logs, obscuring the underlying dataflow -- the dependen…

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