2 papers
math.ST2025
Signal detection from spiked noise via asymmetrization
Zhigang Bao, Kha Man Cheong, Jaehun Lee +1
The signal plus noise model is a fundamental model in signal detection when a low rank signal is polluted by noise . In the high-dimensional setting, one often uses…
math.ST2025
A leave-one-out approach to approximate message passing
Zhigang Bao, Qiyang Han, Xiaocong Xu
Approximate message passing (AMP) has emerged both as a popular class of iterative algorithms and as a powerful analytic tool in a wide range of statistical estimation problems and…