378 citations · 2.2k across the 69 of their papers we have counts for
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cs.LG2017★ 228 cited
Implicit Regularization in Nonconvex Statistical Estimation: Gradient Descent Converges Linearly for Phase Retrieval, Matrix Completion, and Blind Deconvolution
Cong Ma, Kaizheng Wang, Yuejie Chi +1
Recent years have seen a flurry of activities in designing provably efficient nonconvex procedures for solving statistical estimation problems. Due to the highly nonconvex nature o…
eess.SP2017★ 50 cited
Quantized Spectral Compressed Sensing: Cramer-Rao Bounds and Recovery Algorithms
Haoyu Fu, Yuejie Chi
Efficient estimation of wideband spectrum is of great importance for applications such as cognitive radio. Recently, sub-Nyquist sampling schemes based on compressed sensing have b…
cs.IT2017★ 5 cited
Nonconvex Low-Rank Matrix Recovery with Arbitrary Outliers via Median-Truncated Gradient Descent
Yuanxin Li, Yuejie Chi, Huishuai Zhang +1
Recent work has demonstrated the effectiveness of gradient descent for directly recovering the factors of low-rank matrices from random linear measurements in a globally convergent…