基于时频卷积神经网络的供水管道漏损识别

赖凌轩,柳景青,周一粟,李秀娟

Identification of leakage in water supply pipelines based on time-frequency convolutional neural network

Lingxuan LAI,Jingqing LIU,Yisu ZHOU,Xiujuan LI

表 2 时频谱图参数设计及模型准确率

Tab.2 Design of time-frequency spectra parameters and model accuracy

组序 $ L $ $ N $ $ {\mathrm{Ip}} $ Acc 1 256 64 129×65 0.908 2 256 128 129×33 0.897 3 256 192 129×22 0.884 4 512 128 257×33 0.924 5 512 256 257×17 0.919 6 512 384 257×11 0.899 7 1 024 256 513×17 0.952 8 1 024 512 513×9 0.936 9 1 024 768 513×6 0.927