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Clothing target detection method based on Faster R-CNN method

A target detection and clothing technology, applied in the field of artificial intelligence, can solve the problems of insufficient detection speed and poor YOLO detection effect, and achieve the effect of improving speed, low loss function value, and improving intensive reading.

Inactive Publication Date: 2020-01-03
HANGZHOU DIANZI UNIV
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Problems solved by technology

[0004] In the target detection method based on regression calculation, the core of the YOLO method is to solve a regression problem, and use an independent network to discriminate and output the results. Obviously this makes the detection speed of YOLO very fast, but it shows that YOLO is very close to the distance or The detection effect of objects with overlapping parts is not good. For this reason, the SSD method combines the region proposal network structure to train a new model to make up for its detection accuracy problem.
[0005] Comparing the two types of algorithms, the R-CNN series algorithms have higher accuracy for target detection, but the detection speed is not fast enough, while the YOLO series is faster than Faster R-CNN although the accuracy is lower

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Embodiment Construction

[0042] The present invention will be further described below in conjunction with drawings and embodiments.

[0043] Such as Figure 1-6 As shown, although SDD, YOLO and other methods have faster detection speed in clothing detection, the detection accuracy will decrease. Therefore, we provide a clothing target detection method based on Faster R-CNN technology. However, the detection speed of the traditional Faster R-CNN method is still not fast enough. This is because the region proposal network generates 9 region boxes of different sizes and sizes at the corresponding position of each element on the final feature map. The size of these region boxes The ratios and proportions are pre-set and do not change according to the size of the target in the data set, so its training speed will be slowed down. Therefore, this model introduces the K-Means clustering algorithm to cluster the size of the area frame in the data set. Based on class analysis, a new area frame of different siz...

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Abstract

The invention discloses a clothing target detection method based on a Faster R-CNN method. The method comprises the following steps: step 1, preparing a data set; step 2, constructing a Faster R-CNN algorithm framework; 3, resetting the size of the bounding box by using a K-Means clustering algorithm; 4, training the clothing detection model by using the training set A; and step 5, testing the model performance by using the remaining test set. According to the method, the retrieval speed is increased. According to the method, a K-Means clustering algorithm is introduced, so that the size of aregion frame is closer to the size of actual clothes, and while the speed is increased, the recognition precision is also improved to a certain extent.

Description

technical field [0001] The invention belongs to the field of artificial intelligence, and in particular relates to a clothing target detection method based on the Faster R-CNN method and a K-Means clustering algorithm. Background technique [0002] Object detection technology has always been one of the topics that scholars around the world have paid much attention to, and deep learning methods are a good weapon for studying computer vision. It has been very effectively applied to visual recognition problems, such as large-scale vision Identifying the ImageNet challenge, and PAS-CAL, object classification and detection tasks on the VOC dataset. Now, with the rise of the e-commerce industry, the demand for target detection technology in clothing has also become stronger. For example, shopping websites detect and classify the products that users like, so as to calculate the types of clothing that users like, and use this to make personalized recommendations to users, which gre...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06K9/62G06N3/04G06N3/08
CPCG06N3/08G06V2201/07G06N3/045G06F18/23213G06F18/214
Inventor 颜成钢曾庆威张锦东朱翱宇周东孙垚棋张继勇张勇东
Owner HANGZHOU DIANZI UNIV