relizers
Junior Member level 3
wav watermark c++
ok...i have try it on matlab.. but i'm still not understand. this is the schemes
====================================================
audio signal -->STFT--->SVD-->embedding-->inverse STFT-->watermarked signal
|up
pseudo random signal-->XOR<--Binary sequence
====================================================
my question is
1. how to create pseudo random signal in matlab?
2. STFT in matlab?
3. SVD in matlab?
ok...i have try it on matlab.. but i'm still not understand. this is the schemes
====================================================
audio signal -->STFT--->SVD-->embedding-->inverse STFT-->watermarked signal
|up
pseudo random signal-->XOR<--Binary sequence
====================================================
my question is
1. how to create pseudo random signal in matlab?
2. STFT in matlab?
3. SVD in matlab?