Method and system for obtaining and presuming personal information as well as method and system for classifying and retrieving commodities
A product and element information technology, applied in the field of product retrieval methods and systems, can solve problems such as unavailable, single product classification methods, and single source
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Embodiment 1
[0096] refer to figure 1 , the method for obtaining the personal information of the buyer described in this embodiment includes the following steps:
[0097] step S P1 , to obtain the comment information on a product in the purchaser's historical purchase record;
[0098] step S P2 , using a common word thesaurus and extracting common words in the comment information according to at least one classification element;
[0099] step S P3 , using a classification element information thesaurus to obtain the classification element information corresponding to the common word and each classification element one-to-one, and the classification element information thesaurus records the correspondence between the common words and the classification element information;
[0100] step S P4 , will step S P3The classification element information obtained in the personal information is recorded in the personal information.
[0101] In order to expand the source of the buyer's personal ...
Embodiment 2
[0134] The main principle of Embodiment 2 is the same as that of Embodiment 1, and the difference lies in that, in addition to the way described in Embodiment 1, the way to obtain personal information also includes:
[0135] refer to Figure 7 , the method for estimating the buyer's personal information described in this embodiment includes the following steps:
[0136] step S Q1 , respectively obtain the historical record of the first buyer and the historical record of the second buyer, the historical records include historical purchase records and historical browsing records, wherein the personal information of the first buyer is known, the first buyer The personal information of the buyer includes classification element information corresponding to at least one classification element classification one-to-one;
[0137] step S Q2 . Compare the historical record of the first buyer with the historical record of the second buyer, and obtain the quantity of commodities of the...
Embodiment 3
[0148] The main principle of Embodiment 3 is the same as that of Embodiment 2, and the difference lies in that, in addition to the ways described in Embodiment 2, the ways to obtain personal information also include:
[0149] The method for estimating the personal information of the buyer described in this embodiment includes the following steps:
[0150] step S R1 , respectively obtain the historical record of the first buyer and the historical record of the second buyer, the historical records include historical purchase records and historical browsing records, wherein the personal information of the first buyer is known, the first buyer The buyer's personal information includes classification element information corresponding to at least one classification element classification one-to-one, and the historical record is expressed in the form of a vector space;
[0151]step S R2 2. Compare the historical record of the first buyer with the historical record of the second buy...
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