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Assumptions about the image acquisition, in particular, the approximate location and color, are used to derive an automatic rule to select small seed regions, likely to correspond to samples of skin and the lesion of interest. The seed regions are used as initial training samples, and the lesion segmentation problem is treated as binary classification problem. An iterative hybrid classification strategy, based on a weighted combination of estimated posteriors of a linear and quadratic classifier, is used to update both the automatically selected training samples and the segmentation, increasing reliability and final accuracy, especially for those challenging images, where the contrast between the background skin and lesion is low.<\/jats:p>","DOI":"10.1155\/2011\/972648","type":"journal-article","created":{"date-parts":[[2011,7,17]],"date-time":"2011-07-17T17:40:25Z","timestamp":1310924425000},"page":"1-19","source":"Crossref","is-referenced-by-count":20,"title":["Automatic Segmentation of Dermoscopic Images by Iterative Classification"],"prefix":"10.1155","volume":"2011","author":[{"given":"Maciel","family":"Zortea","sequence":"first","affiliation":[{"name":"Department of Mathematics and Statistics, University of Troms\u00f8, 9037 Troms\u00f8, Norway"}]},{"given":"Stein 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