Complex sentence: Short-time Fourier transform (STFT), Gabor transform (GT) and Wigner distribution function (WDF) are famous time-frequency methods, useful for analyzing music signals such as notes played on a piano, a flute or a guitar.
Split into simpler sentences: Short-time Fourier transform (STFT), Gabor transform (GT) and Wigner distribution function (WDF) are famous Time-Frequency methods. They can be employed in analyzing music signal such as a note played on a piano, a flute or a guitar.