March 15, 2025
[2411.19553] Analysis of High-dimensional Gaussian Labeled-unlabeled Mixture Model via Message-passing Algorithm
[Submitted on 29 Nov 2024 (v1), last revised 13 Mar 2025 (this version, v2)] View a PDF of the paper titled Analysis of High-dimensional Gaussian Labeled-unlabeled Mixture Model via Message-passing Algorithm, by Xiaosi Gu and Tomoyuki Obuchi View PDF HTML (experimental) Abstract:Semi-supervised learning (SSL) is a machine learning methodology that leverages unlabeled data in conjunction with a limited amount of labeled data. Although SSL has been applied in various applications and its effectiveness has been empirically demonstrated, it is still not fully understood when and why SSL performs well. Some existing theoretical studies have attempted to address this issue by