<< sinc

Signal Processing

zp2tf >>

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xcorr2

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2-D cross-correlation.

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Syntax

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C = xcorr2(A)

C = xcorr2(A, B)

Input argument

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A

matrices

B

matrices

Output argument

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C

2-D cross-correlation or autocorrelation matrix

Description

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xcorr2(A, B) calculates the cross-correlation between two matrices, A and B, in two dimensions, without any scaling applied.

Example

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X = ones(2, 3);
H = [1 2; 3 4; 5 6];
C = xcorr2(H, X)

See also

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filter2, conv2.

History

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Version	Description
1.3.0	initial version

Author

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Allan CORNET