Method and device for determining object tags, method and device for establishing tag index and method and device for searching for objects

Abstract

The embodiment of the invention discloses a method and device for determining object tags, a method and device for establishing a tag index and a method and device for searching for objects. The method for determining the object tags includes the steps of obtaining first text information corresponding to the first object, and obtaining a first participle word set corresponding to the first objectaccording to the first text information; based on a preset corresponding relationship between the tags and keywords, determining a participle word, successfully matched with the corresponding keywordin the preset corresponding relationship, in the first participle word set and the candidate tags corresponding to the successfully-matched participle word; setting a part of or all the candidate tagsas the target tags of the first object. The efficiency and accuracy of determining the object tags can be improved.

Description

technical field [0001] The present application relates to the technical field of digital information processing, and in particular to a method and device for determining object tags, establishing tag indexes, and searching for objects. Background technique [0002] With the development of e-commerce, users can purchase desired items on e-commerce platforms. In one case, in order to ensure that users can quickly search for their favorite products, e-commerce companies can set tags for products and provide the function of searching based on tags to improve the matching degree of search results and users' expected results. In another case, e-commerce platforms usually hold events during festivals. If you set tags for products, you can quickly select products suitable for the festival based on the tags. In another case, after setting a label for a product, products that meet the user's preference can be recommended to the user according to the degree of matching between the set...

AI Technical Summary

Problems solved by technology

However, for synonyms and abbreviations with a high degree of association, the existing word segmentation matching algorithm cannot achieve matching

For example, there is a tag "Maldives" in the tag set, and the participle words corresponding to the product include "Maldives", which is the abbreviation of "Maldives", but it cannot be matched successfully

For another example, there is a tag "diving" in the tag set, and the participle words corresponding to the product include "diving sea". "Diving" and "diving sea" are synonyms, but they cannot be matched successfully.

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