Peize Sun 孙培泽 Email: sunpeize AT foxmail DOT com

Biography

I am a Member of Technical Staff in xAI, building Grok Imagine and AGI.

Before, I was a research scientist in Meta, FAIR, working on visual perception and multimodal large language models. I recieved my PhD from The University of Hong Kong, advised by Prof. Ping Luo, and my bachelor and master degree from Xi'an Jiaotong University. I interned at ByteDance(Beijing, China), Cruise(Sunnyvale, USA), Meta(Menlo Park, USA) and Megvii(Beijing, China).

Shipped Features

• Grok Imagine, xAI
  January, 2026
  [blog] [app]
  
• Segment Anything 3, Meta
  November, 2025
  [paper] [code]
  
• Llama 4, Meta
  April, 2025
  [blog] [code]
  

Publications (show selected / show all)

Honors

• HKU Research Postgraduate Student Innovation Award, 2023
• Hong Kong PhD Fellowship, 2020 - 2024
• Chiang Chen Enterprise Scholarship, 2017, 2018
• First-class Academic Scholarship, 2018
• First-class Recommended Postgraduate Scholarship, 2017
• National Scholarship, 2016
• National Endeavor Scholarship, 2014, 2015

Academic Service

• Conference Workshop:
  Multiple Object Tracking and Segmentation in Complex Environments Workshop, ECCV 2022
  
• Conference Review:
  Conference on Computer Vision and Pattern Recognition (CVPR)
  International Conference on Computer Vision (ICCV)
  European Conference on Computer Vision (ECCV)
  Conference on Neural Information Processing Systems (NeurIPS)
  International Conference on Machine Learning (ICML)
  International Conference on Learning Representations (ICLR)
  
• Journal Review:
  International Journal of Computer Vision
  Transactions on Image Processing
  Transactions on Multimedia
  Transactions on Intelligent Transportation Systems
  Transactions on Circuits and Systems for Video Technology
  Journal of Neurocomputing
  

© Peize Sun | Last update: Feb 2026