Nonseparable Filters for Images in the Block DCT Domain.

Jayanta Mukhopadhyay K. Sairam

Published in: ICIP (2018)

Keyphrases

dct domain
low pass filtering
image blocks
dct coefficients
jpeg images
image data
jpeg compressed images
edge detection

block dct
block boundaries
low pass filter
input image
image retrieval
discrete cosine transform
transform domain
image classification

image resizing
image features
ground truth
similarity measure
spatial domain
test images
compressed images

blocking artifacts
compressed domain
post processing
human visual system
jpeg compression
high frequency
gaussian filter