publications

2025

1. 

   One Framework to Rule Them All: Unifying RL-Based and RL-Free Methods in RLHF

   Xin Cai

   2025

   arXiv Bib

   @article{cai2025frameworkruleallunifying,
     title = {One Framework to Rule Them All: Unifying RL-Based and RL-Free Methods in RLHF},
     author = {Cai, Xin},
     year = {2025},
     eprint = {2503.19523},
     archiveprefix = {arXiv},
     primaryclass = {cs.LG},
     url = {https://arxiv.org/abs/2503.19523},
   }

2023

1. 

   Revisiting the Encoding of Satellite Image Time Series

   Xin Cai ,  Bi Y. ,  Peter Nicholl , and 1 more author

   In 34th British Machine Vision Conference 2023, BMVC 2023, Aberdeen, UK, November 20-24, 2023 , 2023

   arXiv Bib Video Code Slides

   @inproceedings{Cai_2023_BMVC,
     author = {Cai, Xin and Y., Bi and Nicholl, Peter and Sterritt, Roy},
     title = {Revisiting the Encoding of Satellite Image Time Series},
     booktitle = {34th British Machine Vision Conference 2023, {BMVC} 2023, Aberdeen, UK, November 20-24, 2023},
     publisher = {BMVA},
     year = {2023},
     url = {https://papers.bmvc2023.org/0402.pdf},
   }

2022

1. 

   Tampered VAE for Improved Satellite Image Time Series Classification

   Xin Cai ,  Y. Bi ,  and  Peter Nicholl

   arXiv preprint arXiv:2203.16149, 2022

   arXiv Bib

   @article{cai2022tampered,
     title = {Tampered VAE for Improved Satellite Image Time Series Classification},
     author = {Cai, Xin and Bi, Y. and Nicholl, Peter},
     journal = {arXiv preprint arXiv:2203.16149},
     year = {2022},
   }

2019

1. 

   Flattenet: a simple and versatile framework for dense pixelwise prediction

   Xin Cai ,  and  Yi-Fei Pu

   IEEE Access, 2019

   Bib Code

   @article{cai2019flattenet,
     title = {Flattenet: a simple and versatile framework for dense pixelwise prediction},
     author = {Cai, Xin and Pu, Yi-Fei},
     journal = {IEEE Access},
     volume = {7},
     pages = {179985--179996},
     year = {2019},
     publisher = {IEEE},
   }