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I have searched the web alot but I couldn't find a page that has taught directional filtering comprehensively. Could you please learn me the subject and list the kernels for all directional filters?
Or introduce me a page that I can learn the subject from?

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closed as too broad by Tarin Ziyaee, lennon310, penelope, Peter K. Jan 28 '14 at 13:20

Please edit the question to limit it to a specific problem with enough detail to identify an adequate answer. Avoid asking multiple distinct questions at once. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.

  • $\begingroup$ what do you mean by "directional filter"? $\endgroup$ – sellibitze Jan 25 '14 at 21:17