提出了采用小波包的方法对供暖双吸式离心水泵轴承振动信号进行去噪和提取表征 相应轴承故障的频带能量 并采用 BP 神经网络进行训练和故障识别 通过 MATLAB 进行了仿真经试验验证该方法能够有效地识别出轴承故障-The wavelet package is adoptted to De-noise and extract band energy that represent bearing fault. and the BP neural network is adopting to t

用BP神经网络实现对6维二进制数据的识别和分类，判断其是否为对称模式。-Using BP networks to achieve the identification and classification of six-dimensional binary data, and determining whether it is symmetric mode