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researcher

Deren Lei

15 papers hereh-index 8302 citations15 works total

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

author position
  • first author4
  • middle author6
  • last author1

Across the 11 of 15 papers where every author was matched, so the position is known.

fields
  • cs.CL8
  • cs.AI4
  • cs.CR1
  • cs.LG1
  • math.CO1

identity via Semantic Scholar / OpenAlex

activity
20182026
most citedChain of Natural Language Inference for Reducing Large Language Model Ungrounded Hallucinations

12 citations · 30 across the 12 of their papers we have counts for

collaborators
Showing 2026Show all

4 papers · 1 filter

cs.CL2026

MemoProAgent: Toward Memory-Driven Proactive Assistance

Shenglai Zeng, Xiao Yang, Tiffany Ma +15

As assistants move from reactive answering toward proactive intervention, memory changes role: it no longer only supplies the answer to a query, it determines whether and when to s…

math.CO2026

Graph Sensitivity of Cartesian Products with Matched Bridges

Zhen-Mu Hong, Zi-Yi Wu, Zheng-Jiang Xia

For a graph G, let ft​(G) denote the minimum of the maximum degree of an induced subgraph with α(G)+t vertices, where α(G) is the independence number, and write $f(G)=f_1(G…

cs.AI2026

Sharpening Tax in Post-Training

Changdae Oh, Qi Zeng, Qi Qi +7

An emerging hypothesis about reinforcement learning (RL) post-training of large language models (LLMs) is that it merely sharpens existing behaviors of a base model, improving sing…

cs.AI2026

Agents' Last Exam

Yiyou Sun, Xinyang Han, Weichen Zhang +355

Recent AI systems have achieved strong results on a wide range of benchmarks, yet these gains have not translated into economically meaningful deployment across many professional d…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.