Individual identity identification method based on deep learning

A technology of identity recognition and deep learning, applied in the field of individual identity recognition based on deep learning, can solve problems such as incompetence in complex large-scale data, poor generalization of measurement matrix, etc., to overcome the problem of individual identity recognition, strong generalization, The effect of great practical value

Inactive Publication Date: 2016-10-12
INST OF AUTOMATION CHINESE ACAD OF SCI
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Problems solved by technology

So far, the artificially designed features and metric matrices have poor genera

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  • Individual identity identification method based on deep learning
  • Individual identity identification method based on deep learning
  • Individual identity identification method based on deep learning

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Embodiment Construction

[0030] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings.

[0031] The invention discloses an individual identification method based on deep learning. The method uses a non-shared weight dual-channel convolutional neural network to construct a matching model based on a convolutional neural network. The model includes two features: feature extraction and distance measurement. functional module. The entire technical solution process of the individual identification method of the present invention is as follows: figure 1 shown. This method specifically includes two processes of training and testing. The technical details involved in the invention will be described in detail below.

[0032] Step S1, training process:

[0033] Step S11: Use the marked individual data for pairing to...

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Abstract

An individual identity identification method based on deep learning comprises the steps of: utilizing individual data with marked identities to carry out pairing, establishing positive and negative training samples, utilizing the training samples to train an established dual-channel convolution neural network model until the neural network model is convergent, and obtaining neural network model parameters after the training; and utilizing the trained neural network model and related parameters to carry out matching between individual images to be identified and registered individual images, determining the identities of the individual images to be identified according to the magnitude ordering of matching similarities, and outputting a result. According to the invention, characteristic extraction and distance measuring are unified in one one-to-end network, and the global optimization of the whole body is realized; a deep network is utilized to learn characteristic and measuring matrixes, the generalization is higher, and the individual identity identification problem under complex large-scale data is overcome; in addition, the real-time speed is reached, and the practical value is higher.

Description

technical field [0001] The present invention relates to the field of video surveillance and pattern recognition, in particular to an individual identification method based on deep learning, which mainly solves the problem of individual identification based on different viewing angles or under cameras. Background technique [0002] At present, most of the individual identification problems based on different viewing angles or cameras follow the traditional solution framework, that is, first perform feature extraction on two individual pictures under different viewing angles, and then establish a feature measurement matrix through sample learning. The features are matched, the distance is calculated, and then the distance is used to judge whether the two individual pictures belong to the same person. The effectiveness of the framework depends on the strength of the extracted feature representation and metric matrix. So far, the artificially designed features and metric matric...

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Application Information

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IPC IPC(8): G06K9/62G06N3/06
CPCG06N3/06G06F18/214
Inventor 黄凯奇陈威华康运锋
Owner INST OF AUTOMATION CHINESE ACAD OF SCI
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