I am Longtao Zhang (張龍韜), a Ph.D. candidate at Florida State University, under the supervision of Prof. Kai Zhao. I am also a visiting student at Argonne National Laboratory, advised by Sheng Di and Franck Cappello.

🔬 Research Interests

📰 Recent News

May 2026 ✈️ I am selected to attend the Argonne Training Program on Extreme-Scale Computing (ATPESC) 2026
Apr. 2026 🎉 One first-author paper OPAL about on-demand progressive lossy compression is accepted by HPDC'26
Feb. 2026 🎉 One paper GPZ about GPU-accelerated lossy compression for particles is accepted by ICS'26
May 2025 ✈️ I will join Argonne National Laboratory as a visiting student
Apr. 2025 🎉 One paper about progressive lossy compression is accepted by HPDC'25
Oct. 2024 🎉 One first-author paper LCP about lossy compression for particles is accepted by SIGMOD'25

📄 Publications

HPDC'26
OPAL: On-demand Progressive Accelerated Scientific Lossy Compression
Longtao Zhang, Ruoyu Li, Zhuoxun Yang, Robert Underwood, Sheng Di, Daoce Wang, Jinyang Liu, Jiajun Huang, Franck Cappello, Kai Zhao
ICS'26
GPZ: GPU-Accelerated Lossy Compressor for Particle Data
Ruoyu Li, Yafan Huang, Longtao Zhang, Zhuoxun Yang, Sheng Di, Boyuan Zhang, Jiajun Huang, Jinyang Liu, Jiannan Tian, Guanpeng Li, Fengguang Song, Hanqi Guo, Franck Cappello, Kai Zhao
SIGMOD'25
LCP: Enhancing Scientific Data Management with Lossy Compression for Particles
Longtao Zhang, Ruoyu Li, Congrong Ren, Sheng Di, Jinyang Liu, Jiajun Huang, Robert Underwood, Pascal Grosset, Dingwen Tao, Xin Liang, Hanqi Guo, Franck Capello, Kai Zhao
HPDC'25
IPComp: Interpolation Based Progressive Lossy Compression for Scientific Applications
Zhuoxun Yang, Sheng Di, Longtao Zhang, Ruoyu Li, Ximiao Li, Jiajun Huang, Jinyang Liu, Franck Cappello, Kai Zhao

🎓 Education Background

Aug. 2023 - Present
Ph.D. Student at Florida State University
Aug. 2019 - Jun. 2023
B.Eng. Student at Hunan University

🏆 Selected Awards

Apr. 2025 🏆 Dean's Award for Doctoral Excellence
- Naaman Franklin Faile Jr. Graduate Fellowship ($3,000/year for 3 years)
Department of Computer Science, Florida State University
Apr. 2025 🏆 Research Assistant Award
Department of Computer Science, Florida State University
Nov. 2023 🥇 First Place, Florida State University Programming Contest, Tallahassee
May 2023 🥇 Gold Medal (3rd Place), CCPC National Invitational Contest, Xiangtan
Dec. 2022 🥈 Silver Medal, ICPC Regional, Hangzhou
Nov. 2022 🥈 Silver Medal, ICPC Regional, Hefei
Nov. 2022 🥈 Silver Medal, CCPC Regional, Weihai

📝 Paper Review

Subreviewer: CCGRID(2024), ICDCS(2025)

Hunan University Florida State University Argonne National Laboratory