@conference {Heiler-Schnoerr-05a,
	title = {Learning Sparse Image Codes by Convex Programming},
	booktitle = {Proc. Tenth IEEE Int. Conf. Computer Vision (ICCV{\textquoteright}05)},
	year = {2005},
	month = {Oct. 15-21},
	pages = {1667-1674},
	address = {Beijing, China},
	author = {Heiler, M. and Schn{\"o}rr, C.}
}
