DCT-QM: A DCT-Based Quality Degradation Metric for Image Quality Optimization Problems.

Sung-Ho Bae Munchurl Kim

Published in: IEEE Trans. Image Process. (2016)

Keyphrases

quality degradation
image quality
bit rate
discrete cosine transform
video coder
visual quality
quality metrics
dct domain
image compression
human visual system
low bit rate
compression ratio
transform coefficients

reconstructed image
dct coefficients
video quality
video coding
compression efficiency
rate distortion
subband
video coding standard
compressed images
transform domain
filter bank
high quality
bitstream

motion vectors
coding efficiency
pixel values
image data
quality assessment
spatial domain
image quality assessment
peak signal to noise ratio
video compression
error propagation
coding method
macroblock
bit allocation

motion compensated
image processing
compression algorithm
compressed video
inter frame
digital watermarking
image blocks
structural similarity
coding scheme
packet loss
wavelet transform
video sequences