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Method and system for searching images

A picture search and picture technology, which is applied in the field of picture recognition and search, can solve the problems of unsatisfactory upload speed and actual needs of users, and achieve the effects of shortening waiting time, improving accuracy and wide application range

Active Publication Date: 2011-08-10
PEKING UNIV
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  • Summary
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AI Technical Summary

Problems solved by technology

The description method of the visual descriptor for pictures can improve the query response time of pictures, but limited by the quality of the current mobile network, the upload speed still cannot meet the actual needs of users

Method used

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  • Method and system for searching images
  • Method and system for searching images

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Embodiment Construction

[0027] In order to make the purpose, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are the Some, but not all, embodiments are invented. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0028] The present invention mainly provides a picture search method, the search method is mainly to use the visual word dictionary library preset in the client to obtain the target visual words for the target picture with a small amount of transmission data, and then encode these target visual words After that, it is sent to the server, and the result picture and / or related ext...

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Abstract

The invention provides a method and system for searching images. The method comprises: a client receives a content to be searched which comprises a target image to be searched or the target image to be searched and relevant information thereof; the client obtains visual words of the target image and selects at least one target visual word dictionary corresponding to the content to be searched from more than one visual word dictionary according to preset rules and obtains the target visual word of the visual words according to the target visual word dictionary; and the target visual word is encoded and then transmitted to a server to obtain upshots matched with the searched content and / or relevant information of the upshots. The method provided by the invention can be used for improving the image search speed by reducing data uploaded by the client while shortening waiting time of users and improving the search accuracy of the search system.

Description

technical field [0001] The invention relates to the technical field of picture identification and search, in particular to a picture search method and a picture search system. Background technique [0002] With the vigorous development of wireless networks and the continuous enhancement of the functions of mobile devices, users use mobile devices to search for picture information online more and more frequently. What first appeared was to use text to describe the content of pictures, and then perform subsequent retrieval / search based on the text content. However, because the text cannot accurately describe the content of the picture, and the retrieval result of the text retrieval image is often not the information that the user needs, the text retrieval method cannot satisfy the user. [0003] Another content-based image search method is to use images as queries and search for similar images as a retrieval method, which can avoid the problem of inaccurate text descriptions ...

Claims

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Application Information

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IPC IPC(8): G06F17/30
Inventor 段凌宇纪荣嵘陈杰李冰黄铁军姚鸿勋高文
Owner PEKING UNIV
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