Jiacheng Xu

PhD student, Nanyang Technological University

Joined

August 2021

Names

Jiacheng Xu (Preferred)

Emails

****@lamda.nju.edu.cn (Confirmed)

****@gmail.com (Confirmed)

****@e.ntu.edu.sg (Confirmed)

Personal Links

Homepage

DBLP

Career & Education History

PhD student

Nanyang Technological University (ntu.edu.sg)

2025 – Present

MS student

Nanjing University (nju.edu.cn)

2021 – 2024

Undergrad student

Soochow University, China (suda.edu.cn)

2017 – 2021

Advisors, Relations & Conflicts

No relations added

Expertise

No areas of expertise listed

Publications

Skywork-Reward-V2: Scaling Preference Data Curation via Human-AI Synergy
Chris Yuhao Liu, Liang Zeng, Yuzhen Xiao, Jujie He, Jiacai Liu, Chaojie Wang, Rui Yan, Wei Shen, Fuxiang Zhang, Jiacheng Xu, Yang Liu
- ICLR 2026 Poster
- Readers: Everyone
Adversarial Test Case Generation via Reinforcement Learning Extends Scaling Laws
Jiacheng Xu, Wentao Zhang, Zhiyi Lyu, Fuxiang Zhang, Chaojie Wang, Yang Liu, Bo An
- Submitted to ICLR 2026
- Readers: Everyone
Incentivizing LLMs to Self-Verify Their Answers
Fuxiang Zhang, Jiacheng Xu, Chaojie Wang, Ce Cui, Yang Liu, Bo An
- NeurIPS 2025 poster
- Readers: Everyone
Focus-Then-Reuse: Fast Adaptation in Visual Perturbation Environments
Jiahui Wang, Chao Chen, Jiacheng Xu, Zongzhang Zhang, Yang Yu
- NeurIPS 2025 poster
- Readers: Everyone
Policy Regularization on Globally Accessible States in Cross-Dynamics Reinforcement Learning
Zhenghai Xue, Lang Feng, Jiacheng Xu, Kang Kang, Xiang Wen, Bo An, Shuicheng YAN
- ICML 2025 spotlightposter
- Readers: Everyone
Diffusion-Guided Safe Policy Optimization From Cost-Label-Free Offline Dataset
Feng Chen, Zhilong Zhang, Jiacheng Xu, Lei Yuan, Cong Guan, Zongzhang Zhang, Yang Yu
- ICLR 2025 Conference Withdrawn Submission
- Readers: Everyone
ASOR: Anchor State Oriented Regularization for Policy Optimization under Dynamics Shift
Zhenghai Xue, Lang Feng, Jiacheng Xu, Kang Kang, Xiang Wen, Bo An, Shuicheng YAN
- Submitted to ICLR 2025
- Readers: Everyone
ODRL: A Benchmark for Off-Dynamics Reinforcement Learning
Jiafei Lyu, Kang Xu, Jiacheng Xu, Mengbei Yan, Jing-Wen Yang, Zongzhang Zhang, Chenjia Bai, Zongqing Lu, Xiu Li
- NeurIPS 2024 Track Datasets and Benchmarks Poster
- Readers: Everyone
Focus-Then-Decide: Segmentation-Assisted Reinforcement Learning
Chao Chen, Jiacheng Xu, Weijian Liao, Hao Ding, Zongzhang Zhang, Yang Yu, Rui Zhao
- AAAI 2024
- Readers: Everyone
Deep Anomaly Detection via Active Anomaly Search
Chao Chen, Dawei Wang, Feng Mao, Jiacheng Xu, Zongzhang Zhang, Yang Yu
- AAMAS 2024
- Readers: Everyone

View all 17 publications

Co-Authors

View all 46 co-authors