1. Method and system for informing users of subjects of discussion in on-line chats

    A method for informing a user of topics of discussion in a recorded chat between two or more people is described. The method includes the steps of identifying elements from the chat having similar content, labeling some or all of the identified elements as topics, and presenting the topics to the user. Identifying elements from the chat having similar content includes decomposing the chat into utterances made by the people involved in the chat and clustering the utterances using document clustering techniques on each utterance to identify elements in the utterances having similar content.
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      Discourse, Entailment, Machine Translation, NER, Parsing, Segmentation, Semantic, Sentiment, Summarization, WSD
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