Adaptive reduction of blocking artifacts in DCT domain for highly compressed images.

Ci Wang Wenjun Zhang Xiangzhong Fang

Published in: IEEE Trans. Consumer Electron. (2004)

Keyphrases

dct domain
blocking artifacts
jpeg compressed images
block boundaries
block dct
discrete cosine transform
dct coefficients
compressed images
image quality

post processing
image blocks
spatial domain
image data
transform domain
human visual system
jpeg images
reference frame
digital video

input image
compressed domain
pixel values
low bit rate
three dimensional
test images
high frequency
higher quality

ground truth
object recognition
block matching
jpeg compression
digital images
image quality assessment
image processing
reconstructed image