... 构建数据子集:原始数据(raw dataset)->预处理后的数据(clean dataset) 基本方法 - []:提取一个或多个类型相同的元素 - [[]]:从列表或数据框中提取元素 - $:按名字从列表或数据框中提取元素(笔记...
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经预处理后的数据,运用多项式回归建立了煤炭发热量与灰分之间的回归模型。
After data preprocessing, a regression model between calorific and ash content was founded by polynomial regression.
该方法首先利用小波变换和主成分分析对故障信号进行预处理,然后用处理后的故障特征数据对小波神经网络进行训练和测试。
The method uses wavelet transform and principle component analysis to preprocess fault signal, afterward training and testing wavelet neural network with the preprocessed fault characteristic data.
将预处理后数据作为SVM(支持向量机)算法的输入,通过SVM算法来检测轴承故障。
Subsequently those preprocessing data are the input of SVM (support vector machine) algorithm, which is used for ball bearing fault detection.
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