Robust Polynomial Classifier Using L1-norm minimization

In this paper we present a robust polynomial classifier based on L1-norm minimization. We do so by reformulating the classifier training process as a linear programming problem. Due to the inherent insensitivity of the L1-norm to influential observations, class models obtained via L1-norm minimizati...

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Main Author: Assaleh, Khaled (author)
Other Authors: Shanableh, Tamer (author)
Format: article
Published: 2010
Subjects:
Online Access:http://hdl.handle.net/11073/8833
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author Assaleh, Khaled
author2 Shanableh, Tamer
author2_role author
author_facet Assaleh, Khaled
Shanableh, Tamer
author_role author
dc.creator.none.fl_str_mv Assaleh, Khaled
Shanableh, Tamer
dc.date.none.fl_str_mv 2010
2017-05-04T11:10:26Z
2017-05-04T11:10:26Z
dc.format.none.fl_str_mv application/pdf
dc.identifier.none.fl_str_mv Assaleh, K. & Shanableh, T. (2010). Robust polynomial classifier using L1-norm minimization. Applied Intelligence, 33(3), 330-339. doi:10.1007/s10489-009-0169-8
1573-7497
http://hdl.handle.net/11073/8833
10.1007/s10489-009-0169-8
dc.language.none.fl_str_mv en_US
dc.publisher.none.fl_str_mv Springer
dc.relation.none.fl_str_mv http://dx.doi.org/10.1007/s10489-009-0169-8
dc.subject.none.fl_str_mv Polynomial classifier
Multivariate regression
Pattern classification
dc.title.none.fl_str_mv Robust Polynomial Classifier Using L1-norm minimization
dc.type.none.fl_str_mv Postprint
Peer-Reviewed
info:eu-repo/semantics/publishedVersion
info:eu-repo/semantics/article
description In this paper we present a robust polynomial classifier based on L1-norm minimization. We do so by reformulating the classifier training process as a linear programming problem. Due to the inherent insensitivity of the L1-norm to influential observations, class models obtained via L1-norm minimization are much more robust than their counterparts obtained by the classical least squares minimization (L2-norm). For validation purposes, we apply this method to two recognition problems: character recognition and sign language recognition. Both are examined under different signal to noise ratio (SNR) values of the test data. Results show that L1-norm minimization provides superior recognition rates over L2-norm minimization when the training data contains influential observations especially if the test dataset is noisy.
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id aus_c98228e6869eda94efcee31db4b8674e
identifier_str_mv Assaleh, K. & Shanableh, T. (2010). Robust polynomial classifier using L1-norm minimization. Applied Intelligence, 33(3), 330-339. doi:10.1007/s10489-009-0169-8
1573-7497
10.1007/s10489-009-0169-8
language_invalid_str_mv en_US
network_acronym_str aus
network_name_str aus
oai_identifier_str oai:repository.aus.edu:11073/8833
publishDate 2010
publisher.none.fl_str_mv Springer
repository.mail.fl_str_mv
repository.name.fl_str_mv
repository_id_str
spelling Robust Polynomial Classifier Using L1-norm minimizationAssaleh, KhaledShanableh, TamerPolynomial classifierMultivariate regressionPattern classificationIn this paper we present a robust polynomial classifier based on L1-norm minimization. We do so by reformulating the classifier training process as a linear programming problem. Due to the inherent insensitivity of the L1-norm to influential observations, class models obtained via L1-norm minimization are much more robust than their counterparts obtained by the classical least squares minimization (L2-norm). For validation purposes, we apply this method to two recognition problems: character recognition and sign language recognition. Both are examined under different signal to noise ratio (SNR) values of the test data. Results show that L1-norm minimization provides superior recognition rates over L2-norm minimization when the training data contains influential observations especially if the test dataset is noisy.Springer2017-05-04T11:10:26Z2017-05-04T11:10:26Z2010PostprintPeer-Reviewedinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleapplication/pdfAssaleh, K. & Shanableh, T. (2010). Robust polynomial classifier using L1-norm minimization. Applied Intelligence, 33(3), 330-339. doi:10.1007/s10489-009-0169-81573-7497http://hdl.handle.net/11073/883310.1007/s10489-009-0169-8en_UShttp://dx.doi.org/10.1007/s10489-009-0169-8oai:repository.aus.edu:11073/88332024-08-22T12:08:06Z
spellingShingle Robust Polynomial Classifier Using L1-norm minimization
Assaleh, Khaled
Polynomial classifier
Multivariate regression
Pattern classification
status_str publishedVersion
title Robust Polynomial Classifier Using L1-norm minimization
title_full Robust Polynomial Classifier Using L1-norm minimization
title_fullStr Robust Polynomial Classifier Using L1-norm minimization
title_full_unstemmed Robust Polynomial Classifier Using L1-norm minimization
title_short Robust Polynomial Classifier Using L1-norm minimization
title_sort Robust Polynomial Classifier Using L1-norm minimization
topic Polynomial classifier
Multivariate regression
Pattern classification
url http://hdl.handle.net/11073/8833