Wavelet analysis, also called wavelet transform, is a new analysis method with good time frequency localization characteristic, so it is suitable for fault analysis of power system.
小波分析(或称小波变换)是一种新的时频分析方法，它具有良好的时频局部化特性，适用于电力系统故障分析。
Power transformer is the important electrical equipment used to transform voltage in the power system, so it is very important to improve the operation reliability of power transformer.
电力变压器是电力系统中用来变换电压的重要电气设备，提高电力变压器运行可靠性是极为重要的。
For the realtime requirement of Remote Watching in Power system, the theory of Video Compression and the application of Wavelet transform are systematically studied.
本文根据电力系统遥视中的实时性要求，系统而深入地研究了视频压缩编码的理论以及小波变换在视频压缩中的应用。
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