tag:blogger.com,1999:blog-4130061649478774454.post617706172015379349..comments2011-01-12T23:28:09.034-08:00Comments on Computing down in the trenches: A better web image formatFred Truterhttp://www.blogger.com/profile/02418903445357862190noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-4130061649478774454.post-83191762358059909182011-01-12T23:28:09.034-08:002011-01-12T23:28:09.034-08:00The heirarchy you speak of is known as a Gaussian ...The heirarchy you speak of is known as a Gaussian pyramid (lest you want a search term for it), multiple levels of the same image. Progressive JPEG XR supports this, encoding the difference between levels (unaware of other formats that do this). Arbitrary color channels would be convenient in computer vision work.fdwrhttps://www.blogger.com/profile/00785155291602644386noreply@blogger.com