Title

第15講 Basic Features of Audio Signals

Video

L15_B

Syllabus

章節大綱

L15_A
Audio Features
Audio Features in Time Domain
Audio Features in Frequency Domain
Demo: Real-time Spectrogram
Steps for Audio Feature Extraction
Frame Blocking
Intensity
Pitch

L15_B
Pitch Computation 
Statistics of Mandarin Chinese

Pitch Tracking 
Pitch Tracking Algorithms
Typical Steps for Pitch Tracking
Frame Blocking
ACF: Auto-correlation Function
ACF Example 
Pitch Tracking via ACF
Frequency to Semitone Conversion
Unreliable Pitch Removal
Rest Handling
Typical Result of Pitch Tracking
Comparison of Pitch Vectors
Demo of Pitch Tracking

作業說明