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#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <ones.h>
#include "addition.h"
#include "subtraction.h"
#include "multiplication.h"
#include "division.h"
#include "pow.h"
#include "sqrt.h"
#include "sum.h"
#include "correl.h"
#include "matrix.h"
#include "mean.h"
#include "doubleComplex.h"
doubleComplex zcorrels (doubleComplex* inp1, int sr1, int sc1, doubleComplex* inp2, int sr2, int sc2)
{
doubleComplex m1 = 0, m2 = 0, s1 = 0, s2 = 0, diff1[sr1*sc1], diff2[sr2*sc2], sum = 0;
m1 = zmeana(inp1, sr1*sc1);
m2 = zmeana(inp2, sr2*sc2);
for(int i = 0; i < sr1*sc1; i++)
diff1[i] = zpows(zdiffs(inp1[i], m1), DoubleComplex(2,0));
for(int i = 0; i < sr2*sc2; i++)
diff2[i] = zpows(zdiffs(inp2[i], m2), DoubleComplex(2,0));
s1 = zsqrts(zsuma(diff1, sr1*sc1));
s2 = zsqrts(zsuma(diff2, sr2*sc2));
for(int i = 0; i < sr2*sc2; i++)
sum = zadds(sum, zmuls(zdiffs(inp1[i], m1), zdiffs(inp2[i], m2)));
return zrdivs(sum, zmuls(s1,s2));
}
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