Short-time Fourier Transform

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:signal_processing
gptkbp:abbreviation	gptkb:STFT
gptkbp:analyzes	non-stationary signals
gptkbp:appliesTo	image processing speech processing audio analysis biomedical signal analysis
gptkbp:category	mathematical analysis digital signal processing time-frequency analysis
gptkbp:domain	time-frequency domain
gptkbp:generalizes	gptkb:Wavelet_Transform
gptkbp:implementedIn	gptkb:MATLAB gptkb:Octave Python (scipy.signal.stft)
gptkbp:input	time-domain signal
gptkbp:introducedIn	1946
gptkbp:inverse_operation	gptkb:Inverse_Short-time_Fourier_Transform
gptkbp:limitation	fixed time-frequency resolution
gptkbp:mathematical_operation	gptkb:Fourier_Transform convolution
gptkbp:output	time-frequency representation
gptkbp:parameter	gptkb:window_type FFT size hop size window length
gptkbp:proposedBy	gptkb:Dennis_Gabor
gptkbp:relatedTo	gptkb:Wavelet_Transform gptkb:Fourier_Transform gptkb:Gabor_Transform
gptkbp:used_in	spectrogram computation
gptkbp:usedFor	time-frequency analysis
gptkbp:uses	gptkb:window_function
gptkbp:visualizes	spectrogram
gptkbp:window_types	gptkb:Hamming_window gptkb:Hann_window Rectangular window
gptkbp:bfsParent	gptkb:Windowed_Fourier_Transform
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	Short-time Fourier Transform