Pivot element

Known as: Pivot position, Complete pivoting, Pivot 
The pivot or pivot element is the element of a matrix, or an array, which is selected first by an algorithm (e.g. Gaussian elimination, simplex… (More)
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Papers overview

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2006
2006
The potential of hand shape and hand texture-based biometry is investigated and algorithms are developed. Feature extraction… (More)
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2004
2004
Two codes are discussed, COLAMD and SYMAMD, that compute approximate minimum degree orderings for sparse matrices in two contexts… (More)
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2002
2002
Over the past 20 years, increases in processor speed have dramatically outstripped performance increases for standard memory… (More)
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Highly Cited
1999
Highly Cited
1999
We investigate several ways to improve the performance of sparse LU factorization with partial pivoting, as used to solve… (More)
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1999
1999
We propose several techniques as alternatives to partial pivoting to stabilize sparse Gaussian elimination. From numerical… (More)
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Highly Cited
1998
Highly Cited
1998
We propose several techniques as alternatives to partial pivoting to stabilize sparse Gaussian elimination. From numerical… (More)
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Highly Cited
1997
Highly Cited
1997
  • SIVAN TOLEDOyAbstract
  • 1997
This paper presents a new partitioned algorithm for LU decomposition with partial pivoting. The new algorithm, called the… (More)
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1997
1997
Solving problems of large sizes is an important goal for parallel machines with multiple CPU and memory resources. In this paper… (More)
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1990
1990
The aim of this project is to implement the basic factorization routines for solving linear systems of equations and least… (More)
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1985
1985
The method of Gaussian elimination using triangularization by elementary stabilized matrices constructed by pairwise pivoting is… (More)
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