Extracting hidden image using histogram, DFT and SVM.
T. H. Manjula DeviPooja P. ShenoySwathi SaigaliHarsha MathewK. B. RajaK. R. VenugopalLalit M. PatnaikPublished in: Bangalore Compute Conf. (2009)
Keyphrases
- input image
- image data
- support vector
- single image
- image features
- histogram equalization
- pixel wise
- multiscale
- image classification
- extracting features
- edge detection
- hough transform
- discrete fourier transform
- image content
- gray level
- gray value
- image segmentation
- grey level
- test images
- support vector machine svm
- image analysis
- image retrieval
- color distribution
- histogram matching
- similarity measure
- color histogram
- image pixels
- image regions
- segmentation method
- image representation
- multi class
- contrast enhancement
- fourier transform
- keypoints
- pixel intensities
- image quality
- image contrast
- histogram analysis
- support vector machine