Abstract
The paper introduces extraction of semantic information in various domains. We bring an overview of the methods for detecting and describing interesting point in an image, modelling visual attention and saliency and review the tasks of the TRECVID 2011 that deal with using semantic information. We have tested the keypoint detectors and descriptor in an application that recognizes paintings in galleries. Detection of salient regions was used in compression of video sequences of sign language.

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Copyright (c) 2013 International Journal of Information Technology Applications
