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math.ST2023★ 2 cited
Computational Lower Bounds for Graphon Estimation via Low-degree Polynomials
Yuetian Luo, Chao Gao
Graphon estimation has been one of the most fundamental problems in network analysis and has received considerable attention in the past decade. From the statistical perspective, t…
stat.ME2023
Iterative Approximate Cross-Validation
Yuetian Luo, Zhimei Ren, Rina Foygel Barber
Cross-validation (CV) is one of the most popular tools for assessing and selecting predictive models. However, standard CV suffers from high computational cost when the number of f…