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Target detection model training method, device, electronic equipment and storage medium

A target detection and model training technology, which is applied in image analysis, image enhancement, instruments, etc., can solve problems such as low recognition accuracy, target detection models are vulnerable to adversarial attacks, and target detection models are prone to errors, so as to improve recognition Accuracy, the effect of improving robustness

Active Publication Date: 2020-12-08
PINGAN INT SMART CITY TECH CO LTD
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Problems solved by technology

[0002] At present, with the development of artificial intelligence technology, different objects in the image can be detected by the target detection model obtained by machine learning, neural network training, etc., but in practice, it is found that the target detection model is vulnerable to adversarial attacks. For example, the detection object wears a mask, wears glasses, or is partially covered by other objects. At this time, the target detection model is prone to errors, and the recognition accuracy is not high.

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  • Target detection model training method, device, electronic equipment and storage medium
  • Target detection model training method, device, electronic equipment and storage medium
  • Target detection model training method, device, electronic equipment and storage medium

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[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 of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

[0027] The target detection model training method of the embodiment of the pr...

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Abstract

The invention relates to the technical field of artificial intelligence, and can be applied to a smart community scene, thereby promoting the construction of a smart city. The target detection model training method comprises the steps of acquiring a preset training set, wherein each training image of the training set carries a detection box used for marking an object; generating a plurality of candidate boxes in each detection box according to the preset coordinate increment and the preset proportion; determining the gradient sum of each candidate box; determining a target candidate box from aplurality of candidate boxes in each detection box according to the gradient sum; performing norm disturbance on image pixels of the target candidate frame, so that an adversarial patch image can beobtained; and optimizing the target detection model in training by using the adversarial patch image to obtain a trained target detection model. The invention further provides a target detection modeltraining device, electronic equipment and a storage medium. According to the invention, the identification accuracy of the target detection model can be improved.

Description

technical field [0001] The present invention relates to the technical field of artificial intelligence, in particular to a target detection model training method, device, electronic equipment and storage medium. Background technique [0002] At present, with the development of artificial intelligence technology, different objects in the image can be detected by the target detection model obtained by machine learning, neural network training, etc., but in practice, it is found that the target detection model is vulnerable to adversarial attacks. For example, the detection object wears a mask, wears glasses, or is partially covered by other objects. At this time, the target detection model is prone to errors, and the recognition accuracy is not high. [0003] Therefore, how to improve the recognition accuracy of the target detection model is a technical problem that needs to be solved urgently. Contents of the invention [0004] In view of the above, it is necessary to prov...

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06T7/00
CPCG06T7/0002G06T2207/20081
Inventor 刘彦宏
Owner PINGAN INT SMART CITY TECH CO LTD