Image security enhancement to medical images by RDWT-DCT-Schur decomposition-based watermarking and its authentication using BRISK features.
Anurag TiwariDivyanshu AwasthiVinay Kumar SrivastavaPublished in: Multim. Tools Appl. (2024)
Keyphrases
- medical images
- biomedical images
- region of interest
- fragile watermarking
- image authentication
- image features
- computer tomography
- medical image retrieval
- image modalities
- medical imaging
- image intensity
- image representation
- image classification
- image data
- medical image segmentation
- digital watermark
- image analysis
- image content
- segmentation of medical images
- image processing
- mr images
- high resolution
- ct images
- imaging modalities
- medical image analysis
- image segmentation
- anatomical structures
- multiscale
- contrast enhancement
- feature vectors
- watermark detection
- deformable models
- magnetic resonance
- visual appearance
- magnetic resonance images
- color histogram
- magnetic resonance imaging
- authentication scheme
- x ray
- image compression
- image registration
- watermarking algorithm
- feature space