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math.ST2025
A Unified Framework for Semiparametrically Efficient Semi-Supervised Learning
Zichun Xu, Daniela Witten, Ali Shojaie
We consider statistical inference under a semi-supervised setting where we have access to both a labeled dataset consisting of pairs and an unlabeled datase…
math.ST2021★ 1 cited
On the Optimality of Nuclear-norm-based Matrix Completion for Problems with Smooth Non-linear Structure
Yunhua Xiang, Tianyu Zhang, Xu Wang +2
Originally developed for imputing missing entries in low rank, or approximately low rank matrices, matrix completion has proven widely effective in many problems where there is no…