What is the difference between xcorr2,filter2 and imfilter?

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John James
John James on 22 Nov 2018
Edited: KALYAN ACHARJYA on 22 Nov 2018
I have seen a lot of code related filters,there is xcorr2, filter2, and imfilter. What is the difference between them?

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KALYAN ACHARJYA
KALYAN ACHARJYA on 22 Nov 2018
Edited: KALYAN ACHARJYA on 22 Nov 2018
xcorr2:
Cross-correlation of two matrices
filter2:
FIR filter on a matrix based on coefficients of a other matrix.
imfilter:
Apply on image, performs multidimensional filtering according to one or more specified options.
Also read here.

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