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TIT
2002
94views more  TIT 2002»
13 years 7 months ago
A generalized uncertainty principle and sparse representation in pairs of bases
An elementary proof of a basic uncertainty principle concerning pairs of representations of vectors in different orthonormal bases is provided. The result, slightly stronger than s...
Michael Elad, Alfred M. Bruckstein
DCC
2009
IEEE
14 years 8 months ago
An Adaptive Sub-sampling Method for In-memory Compression of Scientific Data
A current challenge in scientific computing is how to curb the growth of simulation datasets without losing valuable information. While wavelet based methods are popular, they req...
Didem Unat, Theodore Hromadka III, Scott B. Baden
SAC
2010
ACM
14 years 23 days ago
A semantic web-based approach for personalizing news
Hermes is an ontology-based framework for building news personalization services. This framework consists of a news classification phase, which classifies the news, a knowledge ...
Kim Schouten, Philip Ruijgrok, Jethro Borsje, Flav...
SAC
2003
ACM
14 years 21 days ago
Validation of Code-Improving Transformations for Embedded Systems
Programmers of embedded systems often develop software in assembly code due to inadequate support from compilers and the need to meet critical speed and/or space constraints. Many...
Robert van Engelen, David B. Whalley, Xin Yuan
IJCNN
2007
IEEE
14 years 1 months ago
Cortical representation of information about visual attributes: one network or many?
Information about various visual attributes orientation and color is represented in the primate striate cortex (V1) before reaching extrastriate cortices. An important question re...
Youping Xiao, Ravi Rao, Guillermo A. Cecchi, Ehud ...