The wavelet transform is used in signal processing.

小波变换用于信号处理。

Analysis and estimate of the pipe inner wall surface using wavelet transform are described.

子波变换被引入作为分析和评价被测管内壁表面特征的工具.

The coefficient of wavelet transform is used as measure of region uniform in splitting - merging algorithm.

其变换系数作为分开-合并法中区域一致性的度量。

Wavelet transform, i . e . multi - resolution decomposition and reconstruction is also used to reduce noise.

与数据未经滤波直接训练网络相比, 预测结果的平均绝对相对误差降低了3.31%.

In this paper, a method of network traffic prediction based on wavelet transform and autoregressive model is proposed.

本文前言部分，主要介绍了网络流量预测的研究背景及本文的工作。

After wavelet transform of the data from the window, square prediction error in the residual space is calculated with the latest coefficient to detect failure.

实际应用中设计了固定窗长的移动窗口，根据最后一个尺度系数计算残差空间的平方预报误差统计量进行故障检测；