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In this paper, we focus on generating compact but efficient video signatures on mobile devices so that users quickly know whether there are near-duplicates in the social network systems when they upload a video. For this, the proposed method employs the idea of inverted index that is one of the most popular text retrieval methods. Experimental results show that our method can achieve similar results...
Multimedia contents with spam tags degrade the quality of the result of multimedia search. Therefore, the metadata related to the content are needed to improve the search results. This paper proposes an efficient multimedia annotation system that not only describes visual information by MPEG-7 visual descriptors but also semi-automatically generates the semantic information by using LSCOM ontology...
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