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. 2013 Dec 12;13(12):17130–17155. doi: 10.3390/s131217130

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© 2013 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Figure 5. — Offline, online LS-OC-SVM and sparse online LS-OC-SVM results of “square”. The figures might be viewed better electronically, in color and enlarged, (a) The contours when all the training data are learned as one batch offline; (b) The contours when the training data are learned via online LS-OC-SVM; (c) The blue circle (pointed out by the arrow) shows the original dictionary. The red points show the 232 new data included into the dictionary via sparse online LS-OC-SVM; (d) The contours when the training data are learned via sparse online LS-OC-SVM.