Gradient Based Adaptive Algorithm for Echo Cancellation from Recorded Echo Corrupted Speech

Figure 4

AEC performance obtained by the proposed method in spectral domain: (a) spectrogram of original signal 𝑠(𝑛), (b) spectrogram of echo corrupted signal 𝑦(𝑛), and (c) spectrogram of echo suppressed signal 𝑠(̂𝑛).