I am currently a first-year Ph.D. student at NKU. I am supervised by Prof. Yongchun Fang. Previously, I obtained my B.Eng. degree at AI of Nankai University in 2025.
My research interest lies in the field of 3D Computer Vision, particularly feed-forward reconstruction.
🔥 News
- 2025.11: our paper FastGS was released.
- 2025.06: 🎓 Graduated from Nankai University.
📝 Publications
(†: corresponding author; * :equal contribution)
Arxiv 2025

FastGS: Training 3D Gaussian Splatting in 100 Seconds
Shiwei Ren*, Tianci Wen*, Yongchun Fang†, Biao Lu
🎖 Honors and Awards
- 2024 Nankai University Gongneng Scholarship
- 2024 Nankai University “Sanhao Student” (Excellent Student Award)
- 2022 Nankai University Academic Excellence Scholarship
📖 Educations
- Ph.D. in Artificial Intelligence, Nankai University, 2025.09 – present
- B.S. in Intelligent Science and Technology, Nankai University, 2021.09 – 2025.06