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» Avoiding Approximate Squares
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DLT
2007
13 years 6 months ago
Avoiding Approximate Squares
Dalia Krieger, Pascal Ochem, Narad Rampersad, Jeff...
SIAMSC
2011
177views more  SIAMSC 2011»
12 years 12 months ago
Computing f(A)b via Least Squares Polynomial Approximations
Given a certain function f, various methods have been proposed in the past for addressing the important problem of computing the matrix-vector product f(A)b without explicitly comp...
Jie Chen, Mihai Anitescu, Yousef Saad
DSD
2008
IEEE
91views Hardware» more  DSD 2008»
13 years 6 months ago
A New Rounding Algorithm for Variable Latency Division and Square Root Implementations
The aim of this work is to present a method for rounding quadratically converging algorithms that improves their performance. This method is able to reduce significantly the numbe...
D. Piso, Javier D. Bruguera
CVPR
2010
IEEE
14 years 22 days ago
A Square-Root Sampling Approach to Fast Histogram-Based Search
We present an efficient pixel-sampling technique for histogram-based search. Given a template image as a query, a typical histogram-based algorithm aims to find the location of ...
Huang-Wei Chang, Hwann-Tzong Chen
ICASSP
2011
IEEE
12 years 8 months ago
Gaussian mixture modeling for source localization
Exploiting prior knowledge, we use Bayesian estimation to localize a source heard by a fixed sensor network. The method has two main aspects: Firstly, the probability density fun...
John T. Flåm, Joakim Jalden, Saikat Chatterj...