activity
20232026
most citedReciNet: Reciprocal Space-Aware Long-Range Modeling for Crystalline Property Prediction

1 citations · 1 across the 10 of their papers we have counts for

collaborators

10 papers

cs.AI2026

FeynmanBench: Benchmarking Multimodal LLMs on Diagrammatic Physics Reasoning

Zeyu Wang, Jingye Xu, Xiaogang Li +7

Current multimodal benchmarks for scientific reasoning primarily evaluate local information extraction -- models recognize symbols and values and then perform textual inference. Th…

cs.AI2026

BilliardPhys-Bench: Benchmarking Physical Reasoning and Visual Dynamics of Multimodal LLMs

Ben Wang, Xiaogang Li, Ruochen Gao +6

Current multimodal models handle static image recognition well, but intuitive physical reasoning remains a weakness. Predicting how objects will move and interact from a single ima…

cs.AI2026

CrystalXRD-Bench: Benchmarking Vision-Language Models for XRD Peak Indexing Across Diverse Crystalline Materials

Chengliang Xu, Xiaogang Li, Peiyao Xiao +3

Miller-index identification from powder XRD patterns requires capabilities untested by existing multimodal benchmarks: the model must read a narrow peak location from a rendered sc…

cs.LG2026

DeepMTL2R: A Library for Deep Multi-task Learning to Rank

Chaosheng Dong, Peiyao Xiao, Yijia Wang +1

This paper presents DeepMTL2R, an open-source deep learning framework for Multi-task Learning to Rank (MTL2R), where multiple relevance criteria must be optimized simultaneously. D…

cs.CL2026

HLE-Verified: A Systematic Verification and Structured Revision of Humanity's Last Exam

Weiqi Zhai, Zhihai Wang, Jinghang Wang +33

Humanity's Last Exam (HLE) has become a widely used benchmark for evaluating frontier large language models on challenging, multi-domain questions. However, community-led analyses…

cs.LG2025

LDC-MTL: Balancing Multi-Task Learning through Scalable Loss Discrepancy Control

Peiyao Xiao, Chaosheng Dong, Shaofeng Zou +1

Multi-task learning (MTL) has been widely adopted for its ability to simultaneously learn multiple tasks. While existing gradient manipulation methods often yield more balanced sol…

cs.LG2025★ 1 cited

ReciNet: Reciprocal Space-Aware Long-Range Modeling for Crystalline Property Prediction

Jianan Nie, Peiyao Xiao, Kaiyi Ji +1

Predicting properties of crystals from their structures is a fundamental yet challenging task in materials science. Unlike molecules, crystal structures exhibit infinite periodic a…

cs.LG2024

MGDA Converges under Generalized Smoothness, Provably

Qi Zhang, Peiyao Xiao, Shaofeng Zou +1

Multi-objective optimization (MOO) is receiving more attention in various fields such as multi-task learning. Recent works provide some effective algorithms with theoretical analys…

cs.LG2024

Theoretical Study of Conflict-Avoidant Multi-Objective Reinforcement Learning

Yudan Wang, Peiyao Xiao, Hao Ban +2

Multi-task reinforcement learning (MTRL) has shown great promise in many real-world applications. Existing MTRL algorithms often aim to learn a policy that optimizes individual obj…

math.OC2023

Achieving Complexity in Hessian/Jacobian-free Stochastic Bilevel Optimization

Yifan Yang, Peiyao Xiao, Kaiyi Ji

In this paper, we revisit the bilevel optimization problem, in which the upper-level objective function is generally nonconvex and the lower-level objective function is strongly co…