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Semi-Supervised Learning with Explicit Misclassification Modeling

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Proceedings of the Eighteenth International Joint Conference on Artificial Intelligence. Pages 555-559.

Abstract

This paper investigates a new approach for training discriminant classifiers when only a small set of labeled data is available together with a large set of unlabeled data. This algorithm optimizes the classification maximum likelihood of a set of labeledunlabeled data, using a variant form of the Classification Expectation Maximization (CEM) algorithm. Its originality is that it makes use of both unlabeled data and of a probabilistic misclassification model for these data. The parameters of the labelerror model are learned together with the classifier parameters. We demonstrate the effectiveness of the approach on four data-sets and show the advantages of this method over a previously developed semi-supervised algorithm which does not consider imperfections in the labeling process.

Massih-Reza Amini, and Patrick Gallinari. 2003. Semi-Supervised Learning with Explicit Misclassification Modeling. In Proceedings of the Eighteenth International Joint Conference on Artificial Intelligence, IJCAI-03. IJCAI, 555–559. https://ijcai.org/proceedings/2003/82
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