Changfan Chen

Papers on Lattice

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Publication activitypapers/week, last 8 weeks

Research focus

Reasoning & Chain-of-Thought (1)Recommendation & Information Retrieval (1)Tool Use & Agents (1)

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Longfei Yun (1)Yihang Wu (1)Haoran Liu (1)Xiaoxuan Liu (1)

Papers (1)

Feb 20, 2026

Meta AI3w ago·also Shanghai AI Lab

Decoding ML Decision: An Agentic Reasoning Framework for Large-Scale Ranking System

Escape the bottleneck of translating product intent into ranking system hypotheses: GEARS offers an agentic framework that autonomously discovers and validates superior ranking policies.

Longfei Yun, Yihang Wu, Haoran Liu +9

Reasoning & Chain-of-Thought Recommendation & Information Retrieval Tool Use & Agents

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Changfan Chen

Publication activitypapers/week, last 8 weeks

Research focus

Frequent co-authors

Papers (1)