◍wovepaper
SearchResearchersInstitutions
Sign in
researcher

Tianyi Chen

4 papers hereh-index 554 citations10 works total

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

author position
  • last author4

Across the 4 of 4 papers where every author was matched, so the position is known.

fields
  • math.OC3
  • cs.LG1
same name
  • Tianyi Chen — 6 papers, h 4
  • Tianyi Chen — 6 papers, h 4
  • Tianyi Chen — 5 papers, h 3
  • Tianyi Chen — 5 papers, h 4
  • Tianyi Chen — 5 papers, h 4
  • Tianyi Chen — 5 papers, h 5

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

4 papers

cs.LG2026

Bilevel Data Curation for LLM Fine-tuning: Offline Selection and Online Self-Refining Generation

Quan Xiao, Yutong Xuan, Gaowen Liu +2

Supervised fine-tuning (SFT) datasets are critical to the downstream performance of large language models, yet they often contain low-quality or harmful question-response pairs. To…

math.OC2025

Efficient Penalty-Based Bilevel Methods: Improved Analysis, Novel Updates, and Flatness Condition

Liuyuan Jiang, Quan Xiao, Lisha Chen +1

Penalty-based methods have become popular for solving bilevel optimization (BLO) problems, thanks to their effective first-order nature. However, they often require inner-loop iter…

math.OC2025

Beyond Value Functions: Single-Loop Bilevel Optimization under Flatness Conditions

Liuyuan Jiang, Quan Xiao, Lisha Chen +1

Bilevel optimization, a hierarchical optimization paradigm, has gained significant attention in a wide range of practical applications, notably in the fine-tuning of generative mod…

math.OC2024

Unlocking Global Optimality in Bilevel Optimization: A Pilot Study

Quan Xiao, Tianyi Chen

Bilevel optimization has witnessed a resurgence of interest, driven by its critical role in trustworthy and efficient AI applications. While many recent works have established conv…

◍wovepaper

Papers, researchers and institutions, woven together.

Explore
  • Search
  • Researchers
  • Institutions
Account
  • Library
  • Chat
Data
  • arXiv.org
  • Semantic Scholar
  • OpenAlex
  • Latest RSS
AboutContactPrivacyDevelopersllms.txtopenapi.json
Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.