
KELLEY
 Referenced in 617 articles
[sw04829]
 Iterative methods for optimization This book gives an introduction to optimization methods for unconstrained ... devoted to linesearch and trustregion methods, which are used to globalize convergence ... optimization iteration is sufficiently close to a solution. par The BFGS method is studied...

LSQR
 Referenced in 377 articles
[sw00530]
 Equations and Least Squares Problems. An iterative method is given for solving...

Wesseling
 Referenced in 322 articles
[sw09677]
 multigrid cycles, transfer operators, smoothing methods, and nested iteration, and defect correction. Cell centered ... Unix based computers. The methods used are fully described in the following book: An Introduction...

AIR tools
 Referenced in 79 articles
[sw09203]
 tools  a MATLAB package of algebraic iterative reconstruction methods. We present a MATLAB package with ... implementations of several algebraic iterative reconstruction (AIR) methods for discretizations of inverse problems. These ... classes of methods are implemented: Algebraic reconstruction techniques and simultaneous iterative reconstruction techniques. In addition ... medical and seismic tomography. For each iterative method, a number of strategies are available...

eigs
 Referenced in 320 articles
[sw03702]
 method in the symmetric case). Using a truncated variant of the implicitly shifted QRiteration ... Lanczos) vector on each iteration. This approach generalizes explicit restart methods. Advantages of the method...

ODEPACK
 Referenced in 197 articles
[sw08341]
 that arise. Two others use iterative (preconditioned Krylov) methods instead of direct methods for these...

GpBiCg
 Referenced in 60 articles
[sw07030]
 iterative method which is a hybrid of the BiCGSTAB and GPBiCG methods is proposed ... parameters of the BiCGSTAB method are adopted at even iteration step, and those ... GPBiCG method are used at odd iteration step. In the present GPBiCG(m,ℓ) method ... parameters of the BiCGSTAB method are adopted at consecutive m iteration steps, and afterwards those...

SQPlab
 Referenced in 161 articles
[sw05161]
 stands for Sequential Quadratic Programming, a method invented in the midseventies, which ... optimality conditions of the optimization problem. Each iteration of the SQP algorithm requires finding ... Newton method, the SQP algorithm converges very rapidly, meaning that it requires few iterations (hence ... from the small number of iterations required by the method. If the rule above does...

GQTPAR
 Referenced in 320 articles
[sw07451]
 optimal solution in a finite number of iterations. We also consider the use of this ... algorithm in a trust region Newton’s method. In particular, we prove that under reasonable ... region method. In our tests a call to GQTPAR only required 1.6 iterations...

RestoreTools
 Referenced in 66 articles
[sw04822]
 Iterative methods for image deblurring: A Matlab objectoriented approach. In iterative image restoration methods...

tn
 Referenced in 136 articles
[sw05140]
 exploited to define a modified Newton method which can be applied to problems that ... modified Lanczos algorithm requires up to n iterations to compute the search direction, where ... truncated Newton method is to terminate the iterations earlier. A preconditioned truncated Newton method...

svdpack
 Referenced in 60 articles
[sw04819]
 SVDPACK comprises four numerical (iterative) methods for computing the singular value decomposition (SVD) of large ... software package implements Lanczos and subspace iterationbased methods for determining several of the largest...

softImpute
 Referenced in 69 articles
[sw12263]
 Completion via Iterative SoftThresholded SVD. Iterative methods for matrix completion that use nuclearnorm ... main approaches.The one approach uses iterative softthresholded svds to impute the missing values...

LSMR
 Referenced in 69 articles
[sw12940]
 sparse leastsquares problems. An iterative method LSMR is presented for solving linear systems ... analytically equivalent to the MINRES method applied to the normal equation ... residual for the current iterate x k ). We observe in practice that ∥r k ∥ also...

IRAM
 Referenced in 199 articles
[sw08795]
 method in the symmetric case). Using a truncated variant of the implicitly shifted QRiteration ... Lanczos) vector on each iteration. This approach generalizes explicit restart methods. Advantages of the method...

IR Tools
 Referenced in 39 articles
[sw26721]
 Tools: A MATLAB Package of Iterative Regularization Methods and LargeScale Test Problems. This paper ... MATLAB software package of iterative regularization methods and test problems for largescale linear inverse ... computed solutions. All the iterative methods are implemented in a very flexible fashion that allows ... call to all of the various iterative methods requires only this matrix and the right...

DEVEX
 Referenced in 100 articles
[sw08378]
 code. Pivot column and row selection methods used by the Devex code since ... time. After a fresh look at the iteration process, the author introduces dynamic column weighting ... overall time and iteration advantages over the standard simplex methods used today. The final ... illustration highlights why these standard methods take so many iterations. These algorithms were originally coded...

BILUM
 Referenced in 50 articles
[sw04015]
 direct method or a preconditioned iterative method...

NSPCG
 Referenced in 30 articles
[sw00636]
 equations by a variety of different iterative methods. One of the main purposes ... common modular structure for research on iterative methods for nonsymmetric matrices. Another purpose ... investigate the suitability of several iterative methods for vector computers.\parSince the vectorizability ... iterative method depends greatly on the matrix structure, NSPCG allows great flexibility in the operator...

SPGL1
 Referenced in 182 articles
[sw08365]
 complex domain. At each iteration, a spectral gradientprojection method approximately minimizes a leastsquares...