Segmentation of Text and Graphics/Images Using the Gray-Level Histogram Fourier Transform.
Miguel Ángel Patricio GuisadoDarío Maravall Gómez-AllendePublished in: SSPR/SPR (2000)
Keyphrases
- gray level
- fourier transform
- gray level images
- gray value
- input image
- grey level
- thresholding method
- homogeneous regions
- pixel values
- segmentation algorithm
- log polar
- gray scale
- image segmentation
- contrast enhancement
- frequency domain
- fourier domain
- texture analysis
- binary patterns
- discrete fourier transform
- watershed transformation
- segmentation method
- histogram equalization
- co occurrence
- intensity difference
- binary images
- low contrast
- image contrast enhancement
- edge detection
- fourier coefficients
- texture images
- image contrast
- edge detector
- signal processing
- black and white
- textural features
- texture features
- region merging
- image analysis
- spectral estimation
- radon transform
- gray images
- pixel wise
- region growing
- segmented images
- fractal dimension
- gabor filters
- spatial domain
- image features
- color images
- high quality