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IJFCS
2006
108views more  IJFCS 2006»
14 years 9 months ago
Reconstructing a Suffix Array
Abstract. For certain problems (for example, computing repetitions and repeats, data compression applications) it is not necessary that the suffixes of a string represented in a su...
Frantisek Franek, William F. Smyth
TPDS
2008
136views more  TPDS 2008»
14 years 9 months ago
Data Gathering with Tunable Compression in Sensor Networks
We study the problem of constructing a data gathering tree over a wireless sensor network in order to minimize the total energy for compressing and transporting information from a ...
Yang Yu, Bhaskar Krishnamachari, Viktor K. Prasann...
CMS
2003
101views Communications» more  CMS 2003»
14 years 10 months ago
Watermark Security via Secret Wavelet Packet Subband Structures
Abstract. Wavelet packet decompositions generalize the classical pyramidal wavelet structure. We use the vast amount of possible wavelet packet decomposition structures to create a...
Werner Dietl, Andreas Uhl
ICIP
1994
IEEE
15 years 10 months ago
A Tree Structured Bayesian Scalar Quantizer for Wavelet Based Image Compression
ABSTRACT the pyramid. Recently, a number of promising quanMultiresolution imagedecompositions (e. g., wavelets), in conjunction with a variety of quantization schemes, have been sh...
Birsen Yazici, Mary L. Comer, Rangasami L. Kashyap...
PPOPP
2011
ACM
14 years 7 days ago
Compact data structure and scalable algorithms for the sparse grid technique
The sparse grid discretization technique enables a compressed representation of higher-dimensional functions. In its original form, it relies heavily on recursion and complex data...
Alin Florindor Murarasu, Josef Weidendorfer, Gerri...