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The exponential growth of web videos brings content based copy detection into a crucial issue. Besides the image information, audio also plays an important role in copy detection. In this paper, the audio-based copy detection framework is introduced. Three contributions are presented: (1) the band energy difference based feature is improved by adding multi-scale information, which extends the candidate...
Text normalization is an important component in mandarin Text-to-Speech system. This paper develops a taxonomy of Non-Standard Words (NSW's) based on a Large-scale Chinese corpus and proposes a three-stage text normalization strategy: Finite State Automata (FSA) for initial classification, Maximum Entropy (ME) Classifier & Rules for further classification and General Rules for standard word conversion...
Cross-document coreference resolution, which is an important subtask in natural language processing systems, focus on the problem of determining if two mentions from different documents refer to the same entity in the world. In this paper we present a two-step approach, employing a classification and clusterization phase. In a novel way, the clusterization is produced as a graph cutting algorithm,...
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