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Image segmentation method and device

An image segmentation and to-be-segmented technology, applied in the field of image processing, can solve problems such as large computational overhead and running time.

Pending Publication Date: 2022-05-31
BEIJING DAJIA INTERNET INFORMATION TECH CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present disclosure provides an image segmentation method and device to at least solve the problems in the related art that interactive segmentation often leads to very large calculation overhead and time-consuming operation

Method used

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Embodiment Construction

[0029] In order to enable ordinary persons in the art to better understand the technical solutions of the present disclosure, the technical solutions in the embodiments of the present disclosure will be clearly and completely described below in conjunction with the accompanying drawings.

[0030] It should be noted that the terms "first" and "second" in the specification and claims of the present disclosure and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances such that the embodiments of the disclosure described herein can be practiced in sequences other than those illustrated or described herein. The implementations described in the following examples do not represent all implementations consistent with this disclosure. Rather, they are merely examples of apparatuses and methods consistent with aspect...

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Abstract

The invention relates to an image segmentation method and device. The image segmentation method comprises the following steps: inputting a to-be-processed image into a first image feature extraction network to obtain a first image feature; preset reference information, the first interaction information and the to-be-processed image are input into a second image feature extraction network to obtain a second image feature, the information amount of the image feature extracted from the image by the second image feature extraction network is smaller than the information amount of the image feature extracted from the image by the first image feature extraction network, and the second image feature is extracted from the to-be-processed image by the first image feature extraction network. The first interaction information is used for indicating position information of a to-be-segmented object in the to-be-processed image; obtaining a first target mask for the to-be-segmented object based on the first image feature and the second image feature; and performing segmentation processing on the to-be-processed image based on the first target mask to obtain a first segmentation result for the to-be-segmented object.

Description

technical field [0001] The present disclosure relates to the field of image processing, and in particular to an image segmentation method and device. Background technique [0002] Image segmentation technology is a very important computer vision task, and it has many applications in image retrieval, image editing and film and television production. As a specific segmentation method in the field of image segmentation, Interactive Segmentation aims to achieve the distinction between the object of interest and the background with the least user input and reasoning time, and achieve the best segmentation accuracy. Due to the diversity of user input information (such as clicks, smudges, bounding boxes, etc.), interactive segmentation provides users with great flexibility and can effectively adjust the current segmentation results according to user guidance. [0003] Specifically, interactive segmentation can be divided into two subtasks: feature extraction (Feature Encoding) of ...

Claims

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Application Information

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IPC IPC(8): G06V10/26G06V10/80G06V10/82G06K9/62G06N3/04G06N3/08
CPCG06N3/084G06N3/045G06F18/253
Inventor 王伟农戴宇荣
Owner BEIJING DAJIA INTERNET INFORMATION TECH CO LTD
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