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Lei Xu

7 papers hereh-index 29 citations8 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author3
  • middle author4

Across the 7 of 7 papers where every author was matched, so the position is known.

fields
  • cs.CL7
same name
  • Lei Xu — 20 papers, h 14
  • Lei Xu — 16 papers, h 22
  • Lei Xu — 16 papers, h 6
  • Lei Xu — 15 papers, h 15
  • Lei Xu — 14 papers, h 23
  • Lei Xu — 12 papers, h 7

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20242026
collaborators
Showing 2025Show all

2 papers · 1 filter

cs.CL2025

DEPO: Dual-Efficiency Preference Optimization for LLM Agents

Sirui Chen, Mengshi Zhao, Lei Xu +5

Recent advances in large language models (LLMs) have greatly improved their reasoning and decision-making abilities when deployed as agents. Richer reasoning, however, often comes…

cs.CL2025

Synthesis by Design: Controlled Data Generation via Structural Guidance

Lei Xu, Sirui Chen, Yuxuan Huang +1

Mathematical reasoning remains challenging for LLMs due to complex logic and the need for precise computation. Existing methods enhance LLM reasoning by synthesizing datasets throu…

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