diff options
Diffstat (limited to 'SD-VBS/benchmarks/texture_synthesis/src/matlab/snr.m')
-rwxr-xr-x | SD-VBS/benchmarks/texture_synthesis/src/matlab/snr.m | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/SD-VBS/benchmarks/texture_synthesis/src/matlab/snr.m b/SD-VBS/benchmarks/texture_synthesis/src/matlab/snr.m new file mode 100755 index 0000000..3945d90 --- /dev/null +++ b/SD-VBS/benchmarks/texture_synthesis/src/matlab/snr.m | |||
@@ -0,0 +1,10 @@ | |||
1 | function X=SNR(s,n); | ||
2 | |||
3 | % Compute the signal-to-noise ratio in dB | ||
4 | % X=SNR(signal,noise); | ||
5 | % (it does not subtract the means). | ||
6 | |||
7 | es=sum(sum(abs(s).^2))+0.0000001; | ||
8 | en=sum(sum(abs(n).^2))+0.0000001; | ||
9 | X=10*log10(es/en); | ||
10 | |||