Steerable pyramid for contrast enhancement and directional structures detection.
Florence DenisFranck DavignonAtilla BaskurtPublished in: EUSIPCO (2002)
Keyphrases
- contrast enhancement
- steerable pyramid
- image enhancement
- rotation invariant
- texture image retrieval
- filter bank
- multiscale
- histogram equalization
- gray level
- color images
- low contrast
- transfer function
- scale invariance
- visual quality
- contourlet transform
- dt cwt
- wavelet frame
- image processing
- texture analysis
- image quality
- boundary detection
- low pass
- curvelet transform