发明名称 |
DETERMINING WORD INFORMATION ENTROPIES |
摘要 |
Determining and using word information entropies includes: determining one or more categories that correspond to a plurality of queries; sorting the plurality of queries into one or more groups based at least in part on the determined categories of the plurality of queries; segmenting queries that correspond to each of the one or more groups into a first plurality of phrases, wherein each phrase includes one or more words; determining occurrence probabilities for the plurality of phrases; and determining word information entropies for the plurality of phrases based at least in part on the determined occurrence probabilities. |
申请公布号 |
EP2545439(A4) |
申请公布日期 |
2017.03.08 |
申请号 |
EP20110753707 |
申请日期 |
2011.03.02 |
申请人 |
Alibaba Group Holding Limited |
发明人 |
JIN, Kaimin |
分类号 |
G06F7/00;G06F17/30;G06Q30/06 |
主分类号 |
G06F7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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