Visual Quality and Security Assessment of Perceptually Encrypted Images Based on Multi-Output Deep Neural Network.
Sid Ahmed FezzaMamadou KeitaWassim HamidouchePublished in: EUVIP (2021)
Keyphrases
- visual quality
- human visual system
- peak signal to noise ratio
- image quality
- perceptual quality
- contrast enhancement
- enhanced image
- higher psnr
- decoded image
- bit rate
- high frequency
- image data
- human visual perception
- quality assessment
- reconstructed image
- contrast sensitivity
- signal noise ratio
- input image
- low bit rate
- jpeg compressed images
- human observers
- color restoration
- image classification
- edge detection
- image database
- image features
- image retrieval
- multiscale
- visual information
- transfer function
- compressed images
- spatial domain
- image quality assessment
- motion estimation
- similarity measure