@article {15807,
	title = {Some algorithms for approximating convolutions},
	journal = {Computer Vision, Graphics, and Image Processing},
	volume = {41},
	year = {1988},
	month = {1988/03//},
	pages = {333 - 345},
	abstract = {This paper presents some algorithms for approximating two-dimensional convolution operators of size n {\texttimes} n, n odd, by a product, or sum of products, of 3 {\texttimes} 3 convolutions. Inaccuracies resulting from the approximation as well as from fixed point computation are discussed and examples are given.},
	isbn = {0734-189X},
	doi = {10.1016/0734-189X(88)90107-7},
	url = {http://www.sciencedirect.com/science/article/pii/0734189X88901077},
	author = {O{\textquoteright}Leary, Dianne P.}
}
