2 papers
cs.LG2025
Normalized Iterative Hard Thresholding for Tensor Recovery
Li Li, Yuneng Liang, Kaijie Zheng +1
Low-rank recovery builds upon ideas from the theory of compressive sensing, which predicts that sparse signals can be accurately reconstructed from incomplete measurements. Iterati…
math.NA2025
OBK-RCM: Accelerated Orthogonal Block Kaczmarz Algorithm via RCM Reordering and Dynamic Grouping for Sparse Linear Systems
Yu-Fang Liang, Hou-Biao Li
Existing block Kaczmarz methods face challenges in balancing computational efficiency and convergence for large sparse linear systems with scattered nonzero patterns, due to costly…