SYSTEMS AND METHODS FOR AUTOMATED QUERY EXPANSION

    公开(公告)号:US20190155929A1

    公开(公告)日:2019-05-23

    申请号:US15817123

    申请日:2017-11-17

    Applicant: Facebook, Inc.

    Abstract: Systems, methods, and non-transitory computer-readable media can receive a user query comprising one or more search terms. One or more synonyms are identified for the user query based on a dynamic thesaurus generated using automated synonym extraction. An expanded query is generated based on the user query and the one or more synonyms. One or more search results are identified based on the expanded query.

    SYSTEMS AND METHODS FOR PREDICTING PAGE ACTIVITY TO OPTIMIZE PAGE RECOMMENDATIONS

    公开(公告)号:US20170186101A1

    公开(公告)日:2017-06-29

    申请号:US14981029

    申请日:2015-12-28

    Applicant: Facebook, Inc.

    Abstract: Systems, methods, and non-transitory computer-readable media can determine a plurality of candidate entities for recommendation to a user of a social networking system. A predicted activity objective value model configured to calculate activity stores for candidate entities is established. The activity score is indicative of the probability of future activity on the social networking system by a candidate entity. A first activity score is determined for each of the plurality of candidate entities based on the predicted activity object value model and a first set of feature values. A second activity score is determined for each of the plurality of candidate entities based on the predicted activity object value model and a second set of feature values that is different from the first set of feature values. A first entity is selected of the plurality of candidate entities based on the first and second activity scores.

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