Stable time-frequency contours for sparse signal representation.
Yoonseob LimBarbara G. Shinn-CunninghamTimothy J. GardnerPublished in: EUSIPCO (2013)
Keyphrases
- active contours
- three dimensional
- joint optimization
- signal processing
- fourier transform
- frequency domain
- image processing
- decision trees
- feature space
- feature extraction
- sparse representation
- control points
- fourier descriptors
- data sets
- contour detection
- signal analysis
- image contours
- deformable contour
- occluding contours
- sparse signal representation