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Commit : Denoise.c ++mad

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This commit is contained in:
Rafat Hussain 2017-08-05 15:41:17 +05:30
parent 9a0a271e4d
commit 6e647fcf6d
1 changed files with 27 additions and 6 deletions
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33
denoise/denoise.c
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@ -27,14 +27,35 @@ double median(double *x, int N) {
return sigma; return sigma;
} }
double mad(double *x, int N) {
double sigma;
int i;
sigma = median(x,N);
for(i = 0; i < N;++i) {
x[i] = (x[i] - sigma) > 0 ? (x[i] - sigma) : -(x[i] - sigma);
}
sigma = median(x,N);
return sigma;
}
void visushrink(wave_object wave,double *signal,int N) {
int J,filt_len;
double sigma;
filt_len = wave->filtlength;
J = (int) (log((double)N / ((double)filt_len - 1.0)) / log(2.0));
}
int main(void) int main(void)
{ {
int i; double x[10] = { 1123.78,234,40,-34,-56.89,98,0.2,23.9,-1236.3,3.14};
double x[10] = { -2.4, 100.9,33 ,34,0,-6, -74.3, 2.9789, 271, 42 };
printf("Median %g \n",median(x,10)); printf("Mad %g \n",mad(x,10));
for(i = 0; i < 10;++i) {
printf("%g ",x[i]);
}
} }