Versatile Time-Frequency Representations Realized by Convex Penalty on Magnitude Spectrogram.
Keidai AraiKoki YamadaKohei YatabePublished in: CoRR (2023)
Keyphrases
- pattern analysis
- convex optimization
- convex hull
- objective function
- convex programming
- globally optimal
- piecewise linear
- speech signal
- wigner distribution
- penalty function
- data sets
- dynamic programming
- image analysis
- pattern recognition
- machine learning
- noise model
- phase information
- feature extraction
- convex constraints
- strictly convex