AI & MLRecommendedAIML-AUD-002
Spectrograms and Mel Features
Short-time Fourier transforms turn sound into an image of frequency over time; mel scaling mimics hearing.
- Difficulty
- 3 / 5
- Importance
- 4 / 5
- Study time
- 1–2 h
- Kind of work
- Mixed
Why it matters
The learner can vary the STFT window length and explain the time-frequency resolution trade-off in a spectrogram.