Revision 56951127715517cc9c5575fe800547352fe5823f (click the page title to view the current version)
Filters
Convolution
\[f[x]*h(x) = \sum_{k=-\infty}^{\infty} f[k]h(x-k)\]
- Note the convolution of a sampled signal and a continuous one
- Demo
Note OpenCV uses correlation instead of convolution. Conceptually this is different, but in practice, the only effect is to mirror the filter.