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TIP
2010
357views more  TIP 2010»
14 years 8 months ago
Efficient Compression of Encrypted Grayscale Images
—Lossless compression of encrypted sources can be achieved through Slepian-Wolf coding. For encrypted real-world sources such as images, the key to improve the compression effici...
Wei Liu, Wenjun Zeng, Lina Dong, Qiuming Yao
ICIP
2007
IEEE
15 years 4 months ago
A Novel Image Re-Indexing by Self Organizing Motor Maps
Palette re-ordering is a well known and very effective approach for improving the compression of color indexed images. If the spatial distribution of the indexes in the image is s...
Sebastiano Battiato, Francesco Rundo, Filippo Stan...
ISCAS
1993
IEEE
115views Hardware» more  ISCAS 1993»
15 years 2 months ago
Improved Chen-Smith image coder
An image compression system based on transform coding and zonal sampling is presented. It is based on the wellknown Chen-Smith coder, but with an improved technique for transform ...
Eduardo M. Rubino, Henrique S. Malvar, Ricardo L. ...
STACS
2009
Springer
15 years 4 months ago
A Unified Algorithm for Accelerating Edit-Distance Computation via Text-Compression
The edit distance problem is a classical fundamental problem in computer science in general, and in combinatorial pattern matching in particular. The standard dynamic-programming s...
Danny Hermelin, Gad M. Landau, Shir Landau, Oren W...
TVLSI
2010
14 years 4 months ago
C-Pack: A High-Performance Microprocessor Cache Compression Algorithm
Microprocessor designers have been torn between tight constraints on the amount of on-chip cache memory and the high latency of off-chip memory, such as dynamic random access memor...
Xi Chen, Lei Yang, Robert P. Dick, Li Shang, Haris...