• lobpcg.m

  • Referenced in 118 articles [sw24008]
  • conjugate gradient method: Toward the optimal preconditioned eigensolver: Locally optimal block preconditioned conjugate gradient method ... locally optimal block preconditioned conjugate gradient (LOBPCG) method for symmetric eigenvalue problems, based ... several other new methods. To be able to compare numerically different methods in the class ... algorithm, we advocate the standard preconditioned conjugate gradient method for finding an eigenvector...
  • CGS

  • Referenced in 299 articles [sw08225]
  • algorithm (a “squared” conjugate gradient method) with a preconditioning called ILLU (an incomplete line...
  • TRON

  • Referenced in 109 articles [sw04714]
  • generate a Cauchy step, a preconditioned conjugate gradient method with an incomplete Cholesky factorization...
  • PDNET

  • Referenced in 39 articles [sw04752]
  • primal-infeasible dual-feasible network interior point method The authors introduce the truncated primal-infeasible ... system. In the implementation, a preconditioned conjugate gradient method is used as the iterative solver...
  • YSMP

  • Referenced in 72 articles [sw17947]
  • sparse. The current release features direct methods based on Gaussian elimination without pivoting ... also include a number of preconditioned conjugate-gradient-like methods as described in Section...
  • Bi-CG

  • Referenced in 34 articles [sw00076]
  • preconditioned system will be nonsymmetric and the bi-conjugate gradient (Bi-CG) method ... method works as preconditioned conjugate gradient (PCG) method which was applied by S. Bertoluzza [Math...
  • JDCG

  • Referenced in 41 articles [sw12540]
  • implements the Jacobi-Davidson method with preconditioned conjugate gradient solution of the arising linear systems...
  • BLOPEX

  • Referenced in 25 articles [sw04024]
  • with the Locally Optimal Block Preconditioned Conjugate Gradient Method (LOBPCG). Its main features...
  • PENSDP

  • Referenced in 21 articles [sw05119]
  • particular algorithm based on the modified barrier method, we propose to use iterative solvers instead ... used direct factorization techniques. The preconditioned conjugate gradient method proves to be a viable alternative...
  • QPA

  • Referenced in 20 articles [sw04296]
  • this working set. par A preconditioned conjugate gradient method is used for this inner iteration...
  • tn

  • Referenced in 128 articles [sw05140]
  • linear conjugate-gradient method may be exploited to define a modified Newton method which ... Newton method is to terminate the iterations earlier. A preconditioned truncated Newton method is described ... direction defined by a nonlinear conjugate-gradient-type method and a modified Newton direction. Numerical...
  • Anasazi

  • Referenced in 20 articles [sw04030]
  • Davidson, and locally-optimal block preconditioned conjugate gradient (LOBPCG) method...
  • LASPack

  • Referenced in 11 articles [sw09678]
  • methods such as multigrid and conjugate gradient method preconditioned by multigrid and BPX preconditioners. LASPack...
  • DiSCO

  • Referenced in 8 articles [sw28439]
  • computed by a distributed preconditioned conjugate gradient method. We analyze its iteration complexity and communication...
  • PREQN

  • Referenced in 9 articles [sw01233]
  • PREQN: Fortran 77 subroutines for preconditioning the conjugate gradient method PREQN is a package ... automatically generating preconditioners for the conjugate gradient method. It is designed for solving a sequence ... single call from a conjugate gradient routine performs the preconditioning operation and stores information needed...
  • TNPACK

  • Referenced in 39 articles [sw00970]
  • large number of variables. Truncated Newton methods allow approximate, rather than exact, solutions ... present version by using the preconditioned Conjugate Gradient algorithm (PCG) to solve approximately the Newton ... this paper we briefly describe the method and provide details for program usage...
  • SPRAL

  • Referenced in 3 articles [sw13035]
  • Matrix-Free Eigensolver. Uses Jacobi-conjugate preconditioned gradients method...
  • BETHE-hydro

  • Referenced in 4 articles [sw18049]
  • gradient and divergence operators are made compatible using the support-operator method. We present ... simulations and an iterative multigrid-preconditioned conjugate-gradient method for 2D simulations. Rotational terms...
  • RTRMC

  • Referenced in 32 articles [sw20435]
  • RTRMC : Low-rank matrix completion via preconditioned optimization on the Grassmann manifold. We address ... region methods (RTRMC 2) and Riemannian conjugate gradient methods (RCGMC) to solve it. A preconditioner ... conditioning of the problem and we detail preconditioned versions of Riemannian optimization algorithms. The cost...
  • NSPCG

  • Referenced in 30 articles [sw00636]
  • NSPCG” since it contains many nonsymmetric preconditioned conjugate gradient procedures. It is designed to solve ... equations by a variety of different iterative methods. One of the main purposes...