Scholar
Xinyu Ma
Google Scholar ID: DXYzAIkAAAAJ
Baidu
Information Retrieval
Natural Language Processing
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Homepage
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Google Scholar
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Citations & Impact
All-time
Citations
1,215
H-index
14
i10-index
16
Publications
20
Co-authors
10
list available
Contact
Email
xinyuma2016@gmail.com
CV
Open ↗
Twitter
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GitHub
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Publications
6 items
LLM-based Listwise Reranking under the Effect of Positional Bias
2026
Cited
0
Cold-Starts in Generative Recommendation: A Reproducibility Study
2026
Cited
0
Model Editing for New Document Integration in Generative Information Retrieval
2026
Cited
0
DeepResearch-9K: A Challenging Benchmark Dataset of Deep-Research Agent
2026
Cited
0
Agentic-R: Learning to Retrieve for Agentic Search
2026
Cited
0
Reinforced Efficient Reasoning via Semantically Diverse Exploration
arXiv.org · 2026
Cited
0
Resume (English only)
Academic Achievements
August 2025: ReasonRank model ranked #1 on BRIGHT leaderboard
October 2024: Released MAIR, a massive benchmark for evaluating instructed IR models
December 2023: Paper 'Is ChatGPT Good at Search? Investigating Large Language Models as Re-Ranking Agent' won EMNLP 2023 Outstanding Paper Award
December 2022: Defended Ph.D. thesis titled 'Pre-training and Fine-tuning Methods Tailored for Information Retrieval'
January & April 2021: PROP model achieved #1 on MS MARCO Document Ranking leaderboard twice
Authored survey 'Pre-training Methods in Information Retrieval'
Proposed new AI search paradigm: 'Towards AI Search Paradigm'
Research Experience
2023–present: Senior Software Engineer / Researcher, Search Science Team, Baidu Inc., Beijing
2019–2022: Ph.D. Researcher, Institute of Computing Technology, Chinese Academy of Sciences
2017–2019: M.S. Student, Institute of Computing Technology, Chinese Academy of Sciences
October 2021: Invited talk at Baidu NLP Group, Beijing
May 2021: Invited talk on 'Pretrained Models for Information Retrieval' at Ant Group’s Alipay Search Department, Beijing
Co-authors
10 total
Dawei Yin
Senior Director, Head of Search Science at Baidu
Shuaiqiang Wang
Principal Architect of Search Strategy, Baidu Inc.
Jiafeng Guo
Professor, Institute of Computing Techonology, CAS
Yixing Fan
ict
Ruqing Zhang
Institute of Computing Technology, Chinese Academy of Sciences
Zhaochun Ren
Leiden University
Fei Sun
Associate Professor, Institute of Computing Technology, CAS; Alibaba
Wanli Yang
Institute of Computing Technology, Chinese Academy of Sciences
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