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Information tracking method based on convolutional neural network

A convolutional neural network and neural network technology, applied in neural learning methods, biological neural network models, neural architectures, etc., can solve problems such as insufficient, uncertain tracking of target frame motion information, and insufficient use of video temporality. To achieve the effect of accurate tracking, improve accuracy, and improve accuracy

Pending Publication Date: 2022-04-29
广州新华学院
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AI Technical Summary

Problems solved by technology

[0004] In order to solve the above technical problems, the present invention provides an information tracking method based on a convolutional neural network to solve the problem that the existing information tracking method does not fully utilize the temporality of the video, does not grasp the motion information between the tracking target frames and only uses the last The problem that one layer of features is not enough to represent the target

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  • Information tracking method based on convolutional neural network

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Embodiment Construction

[0022] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0023] An information tracking method based on convolutional neural network, such as figure 1 shown, including the following steps:

[0024] Combining correlation filtering and convolutional neural network to construct correlation filtering convolutional neural network, wherein correlation filtering network is a layer of convolutional neural network formed by correlation filtering algorithm;

[0025] Construct a temporal stream convolutional neural network and a spatial stream convolutional neural network on the basis of the correlation filtering convolutional neural network constructed in step 1;

[0026] A deep network is formed by constructing the correlation filter convolutional neural network, the temporal flow convolutional neural network and the spatial flow convolutional neural network by means of skip connections;

[0027] Train the construct...

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Abstract

The invention provides an information tracking method based on a convolutional neural network. The method comprises the following steps: constructing a correlation filtering convolutional neural network in combination with correlation filtering and a convolutional neural network; constructing a time flow convolutional neural network and a spatial flow convolutional neural network on the basis; the three parts are constructed to form a deep network in a jumping connection mode; training the deep network until the three models are all converged; respectively extracting image block feature information in the current frame and a motion change feature information set of a target between frames in a plurality of time sequences through a time stream convolutional neural network and a spatial stream convolutional neural network; fusing the image block feature information and the motion change feature information weight, constructing a full-connection neural network, and obtaining prediction information of the current frame target; and fusing all models by using a Bagging algorithm to determine final prediction information of the current frame, constructing a time network and a space network on the basis of a related filtering network, further capturing time information and space information of a target, and improving the accuracy of the algorithm.

Description

technical field [0001] The present invention relates to the technical field of tracking methods, in particular to an information tracking method based on a convolutional neural network. Background technique [0002] Visual target tracking task has been a research hotspot in the field of computer vision and has been widely used, especially in recent years with the rapid development of scientific and technological productivity, video surveillance, UAV flight, automatic driving and other fields are in urgent need of excellent target tracking algorithms; visual target The tracking task describes that in a given video sequence scene, only the position of the target in the first frame is provided, and then the algorithm predicts the next position and size of the target. Although a large number of algorithms have emerged in recent years, there is still no Better to solve this task, because there are great challenges, especially target appearance deformation, scale change, object oc...

Claims

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Application Information

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IPC IPC(8): G06T7/246G06N3/04G06N3/08
CPCG06T7/246G06N3/08G06T2207/10016G06T2207/20081G06T2207/20084G06N3/045
Inventor 刘金秀张海
Owner 广州新华学院
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