The spectrogram of voice is displayed in the range of 20 - 2500Hz. You can zoom in/out the spectrogram by pinching in/out smoothly. Also landscape orientation is supported. By moving "vivid" slider, ...

Abstract: While waveform-domain speech enhancement (SE) has been extensively investigated in recent years and achieves state-of-the-art performance in many datasets, spectrogram-based SE tends to show ...

Abstract: A single channel speech enhancement algorithm is proposed based on reassigned spectrogram and masking properties of the human auditory system. According to the strong correlation of speech ...

This issue has been somewhat brought up in another post, but I also wanted to point out that the scipy.spectrogram function used in compute_spectrum_welch is now considered a legacy function. There's ...