About me

I’m a research engineer at Taobao and Tmall Group. Prior to that, I recieved by PhD degree at the Chinese University of Hong Kong, Shenzhen, under the supervision of Prof. Xiaoying Tang and Prof. Tao Lin.

Research Interests

• Learning in Non-stationary and Heterogeneous Environments (2020 - 2023);
  • Federated Learning;
  • Domain Generalization and Adaptation;
  • Distributed Optimization;
• Training and Inference Efficiency of Transformer Models (2023 - present;
  • Mixture of Experts
• Multi-Modal Large Language Models (2024 - present);
  • Video Temporal Grounding;
  • Video Captioning;
  • VLLM2Vec;

Contact

• Email: yongxinguo@link.cuhk.edu.cn