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cs.LG2024
Fast Second-Order Online Kernel Learning through Incremental Matrix Sketching and Decomposition
Dongxie Wen, Xiao Zhang, Zhewei Wei +3
Online Kernel Learning (OKL) has attracted considerable research interest due to its promising predictive performance in streaming environments. Second-order approaches are particu…
cs.LG2024
Revisiting Matrix Sketching in Linear Bandits: Achieving Sublinear Regret via Dyadic Block Sketching
Dongxie Wen, Hanyan Yin, Xiao Zhang +3
Linear bandits have become a cornerstone of online learning and sequential decision-making, providing solid theoretical foundations for balancing exploration and exploitation. With…