Fine-grained non-motor vehicle feature detection method, storage medium and computer equipment

A non-motor vehicle and feature detection technology, which is applied in the field of intelligent transportation, can solve the problems of low precision and slow detection speed, and achieve the effects of improving accuracy, reducing missed detection, and optimizing dense self-occlusion problems

Active Publication Date: 2021-04-13
SHENZHEN XINYI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This patented technology helps balance between two different aspects - making it easier for targets to be detected by detecting networks that are designed with specific characteristics or patterns. It also optimizes the use of redundant components within each layer of the system while reducing errors caused during data analysis due to overlapping signals from multiple layers. Overall, this innovation enhance both performance and efficiency in object recognition systems.

Problems solved by technology

This patented technical problem addressed by this patents relates to improving security measures against motorized cars while avoiding harmful behavior or even legal actions that could cause accidents due to unsafe conditions like unauthorised access into restricted areas around them.

Method used

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  • Fine-grained non-motor vehicle feature detection method, storage medium and computer equipment
  • Fine-grained non-motor vehicle feature detection method, storage medium and computer equipment
  • Fine-grained non-motor vehicle feature detection method, storage medium and computer equipment

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Embodiment

[0028] The fine-grained non-motor vehicle feature detection method proposed by the present invention is based on the block idea and fusion of deep and shallow feature maps to detect key areas / regions of interest. After the image is processed by the neural network, a shallow feature map and a deep feature map will be obtained. The shallow feature map has fine-grained high-resolution information, which can more accurately locate the boundary of the target; the deep feature map has high-level semantic information, and the high-level semantic information can more accurately define the category information of the target. By fusing shallow feature maps and deep feature maps, a fused feature map with both high semantic information and high resolution information can be obtained, thereby improving the accuracy of target detection. The common feature map fusion method is the overall fusion method, that is, the deep feature map is directly up-sampled, and then added to the shallow featur

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Abstract

The invention belongs to the field of intelligent transportation, and relates to a fine-grained non-motor vehicle feature detection method, a storage medium and computer equipment, and the method comprises the steps: constructing a feature detection network which comprises a convolutional neural network, a plurality of block fusion modules and a driver and non-motor vehicle feature detector, wherein the block fusion modules which are connected are used for achieving a feature pyramid network from the deep feature map to the shallow feature map; selecting a plurality of network feature layers from the feature detection network, performing layer-by-layer blocking and fusion processing to obtain a driver fine-grained feature map and a non-motor vehicle fine-grained feature map, respectively inputting the driver fine-grained feature map and the non-motor vehicle fine-grained feature map into a driver feature detector and a non-motor vehicle feature detector for positioning and classifying regions of interest, and respectively outputting the regions of interest to an upper sampling layer; and further partitioning and fusing features to the shallow feature map to obtain a driver feature map and a non-motor vehicle feature map which are fused with finer-grained resolution information. According to the method, a detection network with block feature pyramid fusion is provided, and the target detection accuracy is improved.

Description

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Claims

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Application Information

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Owner SHENZHEN XINYI TECH CO LTD
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