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VLSID
2006
IEEE
240views VLSI» more  VLSID 2006»
14 years 8 months ago
An Efficient and Accurate Logarithmic Multiplier Based on Operand Decomposition
Logarithmic Number Systems (LNS) offer a viable alternative in terms of area, delay and power to binary number systems for multiplication and division operations in signal process...
Venkataraman Mahalingam, N. Ranganathan
FCCM
2007
IEEE
107views VLSI» more  FCCM 2007»
14 years 1 months ago
Optimizing Logarithmic Arithmetic on FPGAs
This paper proposes optimizations of the methods and parameters used in both mathematical approximation and hardware design for logarithmic number system (LNS) arithmetic. First, ...
Haohuan Fu, Oskar Mencer, Wayne Luk
EDBT
2008
ACM
160views Database» more  EDBT 2008»
14 years 7 months ago
Why go logarithmic if we can go linear?: Towards effective distinct counting of search traffic
Estimating the number of distinct elements in a large multiset has several applications, and hence has attracted active research in the past two decades. Several sampling and sket...
Ahmed Metwally, Divyakant Agrawal, Amr El Abbadi
ISM
2008
IEEE
110views Multimedia» more  ISM 2008»
14 years 1 months ago
A Hardware-Independent Fast Logarithm Approximation with Adjustable Accuracy
Many multimedia applications rely on the computation of logarithms, for example, when estimating log-likelihoods for Gaussian Mixture Models. Knowing of the demand to compute loga...
Oriol Vinyals, Gerald Friedland
WCAE
2006
ACM
14 years 1 months ago
Experiences with the Blackfin architecture in an embedded systems lab
At Northeastern University we are building a number of courses upon a common embedded systems platform. The goal is to reduce the learning curve associated with new architectures ...
Michael G. Benjamin, David R. Kaeli, Richard Platc...