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math.NA2026
Quantile Randomized Kaczmarz for Streaming Linear Systems with Massart Noise
Emeric Battaglia, Jian-Feng Cai, Junren Chen +3
Quantile randomized Kaczmarz (QRK) has proven to be an efficient solver for corrupted linear systems and has received much attention. It was recently shown by Cai et al. (SIAM J. M…
cs.LG2026
Complex Stochastic Gradient Descent and Directional Bias in Reproducing Kernel Hilbert Spaces
Natanael Alpay, Emeric Battaglia
Stochastic Gradient Descent (SGD) is a known stochastic iterative method popular for large-scale convex optimization problems due to its simple implementation and scalability. Some…