Mercurial > hg > smallbox
comparison toolboxes/AudioInpaintingToolbox/Utils/evaluation/SNR.m @ 144:19e0af570914 release_1.5
Merge from branch "ivand_dev"
| author | Ivan <ivan.damnjanovic@eecs.qmul.ac.uk> |
|---|---|
| date | Tue, 26 Jul 2011 15:14:15 +0100 |
| parents | 56d719a5fd31 |
| children |
comparison
equal
deleted
inserted
replaced
| 143:8d866d96f006 | 144:19e0af570914 |
|---|---|
| 1 function snr = SNR(xRef,xEst) | |
| 2 % Signal-to-noise Ratio | |
| 3 % | |
| 4 % Usage: snr = SNR(xRef,xEst) | |
| 5 % | |
| 6 % | |
| 7 % Inputs: | |
| 8 % - xRef - reference signal | |
| 9 % - xEst - estimate signal | |
| 10 % | |
| 11 % Outputs: | |
| 12 % - snr - SNR | |
| 13 % | |
| 14 % | |
| 15 % ------------------- | |
| 16 % | |
| 17 % Audio Inpainting toolbox | |
| 18 % Date: June 28, 2011 | |
| 19 % By Valentin Emiya, Amir Adler, Maria Jafari | |
| 20 % This code is distributed under the terms of the GNU Public License version 3 (http://www.gnu.org/licenses/gpl.txt). | |
| 21 % Signal to noise ratio (SNR) | |
| 22 | |
| 23 % Add eps to avoid NaN/Inf values | |
| 24 snr = 10*log10((sum(abs(xRef(:)).^2)+eps)/sum((abs(xRef(:)-xEst(:)).^2)+eps)); | |
| 25 | |
| 26 return |