3 papers
stat.ML2023
The Phase Transition Phenomenon of Shuffled Regression
Hang Zhang, Ping Li
We study the phase transition phenomenon inherent in the shuffled (permuted) regression problem, which has found numerous applications in databases, privacy, data analysis, etc. In…
cs.IT2023
Sparse Recovery with Shuffled Labels: Statistical Limits and Practical Estimators
Hang Zhang, Ping Li
This paper considers the sparse recovery with shuffled labels, i.e., $\by = \bPitrue \bX \bbetatrue + \bw$, where $\by \in \RR^n$, $\bPi\in \RR^{n\times n}$, $\bX\in \RR^{n\times p…
cs.LG2016
Robust Matrix Regression
Hang Zhang, Fengyuan Zhu, Shixin Li
Modern technologies are producing datasets with complex intrinsic structures, and they can be naturally represented as matrices instead of vectors. To preserve the latent data stru…