Add noise to signal at a prescribed SNR level. complete source code,has passed the test.




File list:
addnoise
.......\addnoise.m
.......\myspectrogram.m
.......\sp10.wav
.......\ssn.wav
.......\test_addnoise_sinusoid.m
.......\test_addnoise_sinusoid.png

.......\test_addnoise_speech.m
.......\test_addnoise_speech.png

license.txt