Chenyan Xiong
Associate Professor
Studies information retrieval and language models, including dense retrieval and pretraining data.
Chenyan Xiong's lab at CMU works on large language models, knowledge, QA & retrieval and recommendation, search & web. 8 papers since 2023, 6 at top venues, mostly NAACL and ACL. 10 PhD students and 16 master's students. 3 alumni. Applications close .
At a glance
- papers, 2023–2026
- 2/ year
- at T1 venues
- 75%
- PhD students
- 10
- MS students
- 16
- alumni listed
- 3
Papers by yearfrom the lab homepage, 2023–2026
- 0 papers2026 · T1 0 · collecting
- 5 papers2025 · T1 3
- 3 papers2024 · T1 3
- 0 papers2023 · T1 0
T1 venuesOtherVenues: NAACL, ACL, Findings of ACL, ICLR, ICML
Research focuspaper titles that use each topic's words
- Large language models4 papers
- Knowledge, QA & retrieval2 papers
- retrieval2 papers
- pretraining2 papers
- Recommendation, search & web0 papers
Paper list
From the lab homepage.
20255 papers
- Association for Computing Machinery, Inc.Aligning Web Query Generation with Ranking Objectives via Direct Preference Optimization (opens in a new tab)
- Findings of ACLCraw4LLM: Efficient Web Crawling for LLM Pretraining (opens in a new tab)
- NAACL (T1)Fact-Aware Multimodal Retrieval Augmentation for Accurate Medical Radiology Report Generation (opens in a new tab)
- ICLR (T1)Montessori-Instruct: Generate Influential Training Data Tailored for Student Learning (opens in a new tab)
- NAACL (T1)On the Feasibility of In-Context Probing for Data Attribution (opens in a new tab)
20243 papers
- ACL (T1)Dwell in the Beginning: How Language Models Embed Long Documents for Dense Retrieval (opens in a new tab)
- ICML (T1)ED-Copilot: Reduce Emergency Department Wait Time with Language Model Diagnostic Assistance (opens in a new tab)
- NeurIPS (T1)MATES: Model-Aware Data Selection for Efficient Pretraining with Data Influence Models (opens in a new tab)
Where alumni went3 listed
Apply to CMUFall 2027
CMU SCS Computer Science PhD
- Round
- Single round
- Opens
- GRE
- See program page
- English
- TOEFL / IELTS / Duolingo (F-1/J-1 non-native speakers)
- Fee
- USD 100 (USD 80 by early deadline)
Confirmed on the program page.
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- CNTsinghua
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Data
Checked against the lab homepage.
- Collected
- Verified
- Papers
- The lab homepage
- Members
- Lab homepage
- Alumni
- Lab homepage
Tiers are venue classifications, not lab rankings.
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