@inproceedings {wong2006practical,
	title = {Practical content-adaptive subsampling for image and video compression},
	booktitle = {Eighth IEEE International Symposium on Multimedia (ISM{\textquoteright}06)},
	year = {2006},
	pages = {667{\textendash}673},
	publisher = {IEEE},
	organization = {IEEE},
	author = {Wong, Alexander and Bishop, William}
}
