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News/Alignment-Sensitive Minimax Rates for Spectral Algorithms with Learned Kernels
arxiv
PublishedMay 12, 2026 at 4:00 AM

Alignment-Sensitive Minimax Rates for Spectral Algorithms with Learned Kernels

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arXiv:2509.20294v4 Announce Type: replace Abstract: We study spectral algorithms in the setting where kernels are learned from data. We introduce the effective span dimension (ESD), an alignment-sensitive complexity measure that depends jointly on the signal, spectrum, and noise level $\sigma^2$. Th

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