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Zhuozhi Xian
Postdoc, ECE, The Hong Kong University of Science and Technology
Joined
May 2024
Names
Zhuozhi Xian
(Preferred)
,
Zhuozhi XIAN
Emails
****@connect.ust.hk
(Confirmed)
,
****@ust.hk
(Confirmed)
Personal Links
DBLP
ORCID
Career & Education History
Postdoc
ECE,
The Hong Kong University of Science and Technology
(hkust.edu.hk)
2025
–
Present
PhD student
MATH,
The Hong Kong University of Science and Technology
(hkust.edu.hk)
2020
–
2025
Undergrad student
MATH,
Sun Yat-Sen University
(mail2.sysu.edu.cn)
2016
–
2020
Advisors, Relations & Conflicts
Postdoc Advisor
Shenghui Song
2025
–
Present
Coworker
Jiaxi Ying
2022
–
Present
PhD Advisor
Jian-Feng Cai
2022
–
2025
Expertise
optimization
,
signal processing
2022
–
Present
Publications
Column Thresholding: Bridging the Computational-Statistical Gap in the Sparse Spiked Wigner Model
Jian-Feng Cai
,
Zhuozhi Xian
,
Jiaxi Ying
Submitted to ICLR 2026
Readers:
Everyone
Fast and Provable Algorithms for Sparse PCA with Improved Sample Complexity
Jian-Feng Cai
,
Zhuozhi XIAN
,
Jiaxi Ying
ICML 2025 poster
Readers:
Everyone
Fast and Provable Algorithms for Sparse PCA with Improved Sample Complexity
Jian-Feng Cai
,
Zhuozhi Xian
,
Jiaxi Ying
ICML 2025
Readers:
Everyone
Co-Authors
Jian-Feng Cai
Jiaxi Ying