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» Binary Sparse Coding
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STOC
2009
ACM
119views Algorithms» more  STOC 2009»
16 years 4 months ago
Explicit construction of a small epsilon-net for linear threshold functions
We give explicit constructions of epsilon nets for linear threshold functions on the binary cube and on the unit sphere. The size of the constructed nets is polynomial in the dime...
Yuval Rabani, Amir Shpilka
DCC
2005
IEEE
16 years 3 months ago
Support Weight Enumerators and Coset Weight Distributions of Isodual Codes
In this paper various methods for computing the support weight enumerators of binary, linear, even, isodual codes are described. It is shown that there exist relationships between...
Olgica Milenkovic
CORR
2007
Springer
89views Education» more  CORR 2007»
15 years 3 months ago
Channel Code Design with Causal Side Information at the Encoder
— The problem of channel code design for the M-ary input AWGN channel with additive discrete interference where the sequence of i.i.d. interference symbols is known causally at t...
Hamidreza Farmanbar, Shahab Oveis Gharan, Amir K. ...
VTC
2007
IEEE
106views Communications» more  VTC 2007»
15 years 10 months ago
A Survey on LDPC Codes and Decoders for OFDM-based UWB Systems
— Current UWB systems apply convolutional codes as their channel coding scheme. For next generation systems LDPC codes are in discussion due to their outstanding communications p...
Torben Brack, Matthias Alles, Timo Lehnigk-Emden, ...
137
Voted
ICIP
2004
IEEE
16 years 5 months ago
Learning structured dictionaries for image representation
The dictionary approach to signal and image processing has been massively investigated in the last two decades, proving very attractive for a wide range of applications. The effec...
Gianluca Monaci, Pierre Vandergheynst