更改

{{Unreferenced|date=December 2009}}

{{Unreferenced|date=December 2009}}

[[File:Comparison_convolution_correlation.svg|thumb|300px|Visual comparison of [[convolution]], [[cross-correlation]] and [[autocorrelation]].]]

[[File:比较 卷积 相关.svg|thumb|300px|卷积、互相关性和自相关性的视觉比较。]]

Visual comparison of [[convolution, cross-correlation and autocorrelation.]]

Visual comparison of [[convolution, cross-correlation and autocorrelation.]]