No reference medical image quality measurement based on spread spectrum and discrete wavelet transform using ROI processing.
Arash Ashtari NakhaieShahriar B. ShokouhiPublished in: CCECE (2011)
Keyphrases
- image quality
- discrete wavelet transform
- spread spectrum
- image watermarking
- digital watermarking
- wavelet domain
- lossy compression
- human visual system
- subband
- visual quality
- bit rate
- quality assessment
- multiresolution
- jpeg compression
- high frequency
- image quality measures
- image fusion
- image data
- palmprint
- watermarking algorithm
- quality metrics
- wavelet coefficients
- reconstructed image
- high quality
- image quality assessment
- peak signal to noise ratio
- watermark embedding
- transform domain
- region of interest
- low frequency
- pixel values
- feature vectors
- spatial domain
- data hiding
- compression ratio
- video quality
- multiscale
- frequency domain
- low bit rate
- macroblock
- image denoising
- filter bank
- video coding
- geometric distortions
- wavelet transform
- error diffusion
- similarity measure