Xingzhong Xu

Researcher, Ant Insurance, Ant Group

Joined

March 2025

Names

Xingzhong Xu (Preferred)

Emails

****@antgroup.com (Confirmed)

****@gmail.com (Confirmed)

Personal Links

DBLP

ORCID

Career & Education History

Researcher

Ant Insurance , Ant Group (antgroup.com)

2019 – Present

Researcher

Uber (uber.com)

2015 – 2019

Advisors, Relations & Conflicts

PhD Advisor

Hong Man

2009 – 2014

Expertise

Signal Processing

2012 – 2014

Publications

SurstSplat: Dynamic Surgical Gaussian Reconstruction with Spatiotemporal Graph Matching
Chenxin Li, Hengyu Liu, Zhiqin Yang, Yifan Liu, Wuyang Li, Kai Yang, Xiao Xu, Xingzhong Xu, Zhiwen Fan, Yixuan Yuan
- Submitted to ICLR 2026
- Readers: Everyone
NGRPO: Negative-enhanced Group Relative Policy Optimization
Gongrui Nan, Siye Chen, Jing Huang, Mengyu Lu, Dexun Wang, Chunmei Xie, Weiqi Xiong, Xianzhou Zeng, Qixuan Zhou, Yadong Li, Xingzhong Xu
- CoRR 2025
- Readers: Everyone
LMM-R1: Empowering 3B LMMs with Strong Reasoning Abilities Through Two-Stage Rule-Based RL
Yingzhe Peng, Gongrui Zhang, Miaosen Zhang, Zhiyuan You, Jie Liu, Qipeng Zhu, Kai Yang, Xingzhong Xu, Xin Geng, Xu Yang
- CoRR 2025
- Readers: Everyone
Multi-scale Sentiment Classification Using Canonical Correlation Analysis on Riemannian Manifolds
Shuanglu Dai, Xingzhong Xu, Bitian Jiang, Hong Man
- ISM 2016
- Readers: Everyone
Interpreting sports tactic based on latent context-free grammar
Xingzhong Xu, Hong Man
- ICIP 2015
- Readers: Everyone
Activation analysis on fMRI time series using stochastic context-free model
Xingzhong Xu, Hong Man
- WOCC 2014
- Readers: Everyone
A network coding method for channel signatures based key distribution
Fangming He, Wei Wang, Xingzhong Xu, Lei Zhou, Hong Man
- ICC 2012
- Readers: Everyone
A learning based cognitive radio receiver
Fangming He, Xingzhong Xu, Lei Zhou, Hong Man
- MILCOM 2011
- Readers: Everyone
Optimum image fusion via sparse representation
Guang Yang, Xingzhong Xu, Hong Man
- WOCC 2011
- Readers: Everyone

Co-Authors

View all 34 co-authors