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ICIP
2002
IEEE
15 years 11 months ago
Rate-distortion optimized image compression using wedgelets
Most wavelet-based image coders fail to model the joint coherent behavior of wavelet coefficients near edges. Wedgelets offer a convenient parameterization for the edges in an ima...
Justin K. Romberg, Michael B. Wakin, Hyeokho Choi,...
DCC
2007
IEEE
15 years 9 months ago
Lossless and Near-Lossless Audio Compression Using Integer-Reversible Modulated Lapped Transforms
We present a simple lossless audio codec, composed of an integer-reversible modulated lapped transform (MLT) followed by a backward-adaptive run-length/Golomb-Rice (RLGR) encoder....
Henrique S. Malvar
WEA
2007
Springer
125views Algorithms» more  WEA 2007»
15 years 4 months ago
Simple Compression Code Supporting Random Access and Fast String Matching
Given a sequence S of n symbols over some alphabet Σ, we develop a new compression method that is (i) very simple to implement; (ii) provides O(1) time random access to any symbol...
Kimmo Fredriksson, Fedor Nikitin
AFRIGRAPH
2006
ACM
15 years 4 months ago
Compression of dense and regular point clouds
We present a simple technique for single-rate compression of point clouds sampled from a surface, based on a spanning tree of the points. Unlike previous methods, we predict futur...
Bruce Merry, Patrick Marais, James E. Gain
CSB
2005
IEEE
151views Bioinformatics» more  CSB 2005»
15 years 3 months ago
Lossless Compression of DNA Microarray Images
Microarray experiments are characterized by a massive amount of data, usually in the form of an image. Based on the nature of microarray images, we consider the microarray in term...
Yong Zhang, Rahul Parthe, Donald A. Adjeroh