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PDF(2506 KB)
PDF(2506 KB)
基于Faster R-CNN的非侵入式负荷识别方法
Non-Intrusive Load Identification Method Based on Faster R-CNN
Aiming at the problems that the non-intrusive load identification terminal cannot realize the identification of similar electrical appliances and the identification of small sample data in household smart meters, a method for high-precision identification of small sample load data using Faster R-CNN is proposed. Based on the traditional Faster R-CNN target detection algorithm, the input image size of the model is increased to retain more details of the load image curve, and the recognition effect of small target image details is improved. The replacement model feature extraction network VGG16 is the Inception V2 network, which widens the network width and reduces the interference caused by the large difference in image curve change size to the recognition of the model, so as to meet the feature extraction of load characteristic image curves of different scales. The feasibility and accuracy of Faster R-CNN identification for non-invasive load equipment were tested on the data set. The results show that the method significantly reduces the computation of data processing and identification network, and greatly improves the accuracy and recall rate of identification.
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