Industry sorting method, industry sorting device and industry sorting server

Industry sorting method, industry sorting device and industry sorting server

  • CN 101,673,305 B
  • Filed: 09/29/2009
  • Issued: 04/08/2015
  • Est. Priority Date: 09/29/2009
  • Status: Active Grant
First Claim
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1. a trade classification method, is characterized in that, comprising:

  • Determine inter-trade user, described inter-trade user is separated into the Virtual User of multiple single industry, determine according to the auction word of described inter-trade user the auction word that described Virtual User is corresponding;

    Auction word corresponding for described Virtual User is mated with the seed words of every profession and trade, determines the initial industry of the auction word that described Virtual User is corresponding;

    Initial industry according to auction word corresponding to described Virtual User carries out cluster to described Virtual User, the auction word corresponding to described Virtual User according to the cluster result of described Virtual User carries out cluster, repeat the step of described cluster, until reach predetermined condition, and determine the industry belonging to described Virtual User and auction word corresponding to described Virtual User according to cluster result when reaching predetermined condition, wherein, described predetermined condition comprises;

    circulation step reaches default numerical value, and/or, the cluster at Virtual User place and the cluster at auction word place no longer change,Wherein, describedly determine that inter-trade user comprises;

    The seed words of all industries comprised with predetermined industry by each auction word of user mates;

    If the number of the auction word mated with described seed words in the auction word of described user is more than or equal to default first threshold, and the Distribution Entropy of the every profession and trade of the auction word of described user included by described predetermined industry is less than or equal to default Second Threshold, then determine that described user is the inter-trade user of described predetermined industry;

    The described Virtual User described inter-trade user being separated into multiple single industry, determine that the auction word that described Virtual User is corresponding comprises according to the auction word of described inter-trade user;

    Word is cut to all auction words of described inter-trade user, and carries out stop words filtration to cutting word result, and according to predetermined rule, cutting in word result after filtration determines that the high frequency of described inter-trade user cuts word;

    Word is cut to described high frequency and carries out cluster, and determine that described high frequency cuts the cluster of auctioning word belonging to word according to the cluster that described high frequency cuts word;

    Determine that a cluster of described auction word is the Virtual User of a single industry, auction word corresponding to described cluster is the auction word of described Virtual User.

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