Optimizing image quality using test signals: Trading off blur, noise and contrast.
Bart GoossensHiêp Quang LuongLjiljana PlatisaWilfried PhilipsPublished in: QoMEX (2012)
Keyphrases
- image quality
- image degradation
- visual quality
- distorted images
- image contrast
- image data
- signal noise ratio
- human visual system
- compression ratio
- compression artifacts
- restored image
- bit rate
- signal processing
- high quality
- image quality assessment
- low signal to noise ratio
- random noise
- image resolution
- peak signal to noise ratio
- standard test images
- image blur
- reconstructed image
- signal detection
- human visual sensitivity
- pixel values
- quality assessment
- image noise
- gaussian noise
- perceptual quality
- noisy environments
- inverse halftoning
- quality metrics
- denoising
- main idea consists
- modulation transfer function