FFT
Signal analysis shortcut
FFT stands for Fast Fourier Transform, a mathematical technique used in signal processing.
Continuous range of values
- frequencyRate of recurrence
- transformChange completely in form
- filteringSelective passage of elements
- samplingExtracting subset for study
convolution · bandwidth · aliasing · decimation · interpolation · windowing · spectral · magnitude
Winged insect from caterpillar
- radixNumerical system's base
- twiddleTurn idly, absently
- inverseOpposite in position
- recursiveDefined in terms of itself
computation · complexity · bin · window · leakage · resolution · fast · efficient
Audible wave phenomenon
- harmonicsFrequencies above the fundamental
- pitchFrequency of sound
- toneQuality of sound
- timbreSound's distinctive character
waveform · resonance · acoustic · vibration · equalizer · synthesizer · vocoder · overtones
Individually separate, unconnected
- periodicOccurring at intervals
- complexHaving many interconnected parts
- amplitudeMaximum oscillation displacement
- sineOpposite over hypotenuse
cosine · integral · polynomial · orthogonal · basis · coefficients · series · exponential
spectrum
Continuous range of values
sampling · convolution · bandwidth · aliasing · decimation · interpolation · windowing · spectral · magnitude · phase
butterfly
Winged insect from caterpillar
recursive · computation · complexity · bin · window · leakage · resolution · fast · efficient · parallelization
sound
Audible wave phenomenon
timbre · waveform · resonance · acoustic · vibration · equalizer · synthesizer · vocoder · overtones · fundamental
discrete
Individually separate, unconnected
- periodicOccurring at intervals
- complexHaving many interconnected parts
- amplitudeMaximum oscillation displacement
sine · cosine · integral · polynomial · orthogonal · basis · coefficients · series · exponential · real