Ranking discussion topics in question-and-answer forums

Ranking discussion topics in question-and-answer forums

  • CN 105,917,364 B
  • Filed: 12/12/2014
  • Issued: 08/03/2021
  • Est. Priority Date: 12/31/2013
  • Status: Active Grant
First Claim
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1. A computer-readable storage medium storing computer-executable instructions for controlling a computing system to score discussion topics of a question and answer forum in the form of question and answer, each discussion topic having posts with terms, the computer-executable instructions comprising:

  • a component that provides a query;

    a component that identifies features of a discussion thread, the features including;

    a post feature representing a combination of a set of terms of a plurality of posts of a discussion thread, a question feature representing a primary question of the discussion thread, a question post feature representing the term of the post of the discussion thread related to posting of the primary question;

    a component that generates a feature score for the feature, the feature score of the combined post feature indicating a relevance between a term of the set and the query, anA component that generates a relevance score for a discussion thread based on a weighted combination of feature scores for the discussion thread, wherein the combined feature scores are generated taking into account a number of discussion threads that contain terms of the query, and wherein weights are learned via a machine learning algorithm using training data derived from the question-answering forum.

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