Image recognition method, device and system

An image recognition and target image technology, applied in the field of image processing, can solve problems such as low efficiency

Inactive Publication Date: 2015-07-08
TENCENT TECH (SHENZHEN) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

If you want to select photos that are more happy or unhappy, the main method at present is to rely on manual selection. In the prior art, there is a lack of a t...

Method used

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  • Image recognition method, device and system
  • Image recognition method, device and system
  • Image recognition method, device and system

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Embodiment Construction

[0024] An embodiment of the present invention provides an image recognition method, which is used to recognize facial expressions on images.

[0025] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. 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.

[0026] see figure 1 , an embodiment of the image recognition method in the embodiment of the present invention includes:

[0027] 101. Perform face feature extraction on the target image;

[0028] The image recognition device extracts face features from the target image to obtain face information.

[0029] Optionally, the...

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Abstract

The embodiment of the invention discloses an image recognition method and a related device for recognizing a facial expression of an image. The method comprises steps: facial feature extraction is carried out on a target image, and facial information is obtained; normalized treatment is carried out on the facial information to obtain a first dimension feature coefficient; and the feature coefficient serves as an input parameter of an expression analysis model, and an expression analysis result of the target image is acquired according to the expression analysis model, wherein the expression analysis model is a linear fitting model for facial expression features obtained through expression feature training.

Description

technical field [0001] The present invention relates to the field of image processing, in particular to an image recognition method, device and system. Background technique [0002] At present, with the popularization of digital cameras, mobile phones, cameras, etc., users take more and more pictures, and the number of portraits contained in the pictures is also increasing. Users have more and more needs for photos, not limited to the previous simple recording needs, but also more and more needs for viewing and editing photos. In addition to simple beautification, they also hope to have more interesting ways to process photos. ways, such as adding some funny stickers, writing some funny text, etc. [0003] With the development and maturity of image processing technology, more and more attention has been paid to face image processing in photos, such as the beauty function in many image processing software. When the user takes some photos containing human faces, the photos c...

Claims

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Application Information

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IPC IPC(8): G06K9/00G06K9/42
Inventor 郑志昊黄飞跃侯方郭晓威
Owner TENCENT TECH (SHENZHEN) CO LTD
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