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Computer method and apparatus for segmenting text streams

  • US 6,772,120 B1
  • Filed: 11/21/2000
  • Issued: 08/03/2004
  • Est. Priority Date: 11/21/2000
  • Status: Expired due to Fees
First Claim
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1. Computer apparatus for segmenting text streams, comprising:

  • an input text stream formed of a series of words;

    a probability member providing working probabilities of a group of words being of a topic selected from a plurality of predetermined topics, said probability member accounting for relationship between words, and wherein the probability member is a Hidden Markov Model combined with an Aspect model; and

    a processing module coupled to receive the input text stream and using the probability member determining probability of certain words in the input text stream being of a same topic such that the processing module segments the input text stream into single topic groupings of words, where each grouping is of a respective single topic.

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