Question push method, question answering system using same and search engine

The invention provides a method and a system for question push. The method includes: firstly, extracting feature word vectors of a question; secondly, calculating similarity between the question and users according to category hierarchical relation of words in the feature word vectors of the questio...

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Hauptverfasser: CHAI CHUNGUANG, WU HUA, WU TIAN, SHEN WENZHU
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention provides a method and a system for question push. The method includes: firstly, extracting feature word vectors of a question; secondly, calculating similarity between the question and users according to category hierarchical relation of words in the feature word vectors of the question and feature word vectors of users; and thirdly, pushing the question to one or more users according to the calculated similarity. Using the method and the system for question delivery can accurately and comprehensively select the pushed users, and applying the method to a question answering system, in particular to a question answering system of a search engine, can improve accuracy and timeliness of answers and effectively save network resources.