The wavelet transform, compared with FT or STFT, has two outstanding traits: there being no regular core function and its changeable time-frequency window.
与Fourier变换和窗口Fourier变换相比，小波变换的突出特点一是没有固定的核函数，二是可提供一个可变的时-频窗。
参考来源 - 电能质量扰动分析中小波变换的应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
This algorithm needs shorter data window time and has higher calculation precision and is not affected by deviation of power frequency.
这种算法具有所需数据窗的时间短、计算精度高和不受系统频率偏差影响的优点。
There will be an antinomy among sample frequency, memory capacitance and the width of window of sample time for developing the resolving power of LA while we taking the LA to test an digital system.
在用逻辑分析仪测试数字系统时，为了提高逻辑分析仪的分辨力，会产生采样频率、存储容量与采样时间窗口宽度之间的矛盾。
The fitting difference is reduced and the precise of quantitative interpretation is improved by means of joint TF inversion with time and frequency window data.
利用时间窗数据和频率窗数据所进行的联合时-频反演，缩小了拟合差，提高了定量解释精度。
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