• SPGL1

  • Referenced in 182 articles [sw08365]
  • domain. At each iteration, a spectral gradient-projection method approximately minimizes a least-squares problem...
  • TRON

  • Referenced in 111 articles [sw04714]
  • constrained optimization problems. TRON uses a gradient projection method to generate a Cauchy step ... gradient method with an incomplete Cholesky factorization to generate a direction, and a projected search...
  • SPG

  • Referenced in 74 articles [sw00897]
  • implementing the SPG method is introduced. SPG is a nonmonotone projected gradient algorithm for solving ... optimization problems. It combines the classical projected gradient method with the spectral gradient choice ... user provides objective function and gradient values, and projections onto the feasible set. Some recent...
  • NeNMF

  • Referenced in 31 articles [sw17586]
  • NeNMF: An optimal gradient method for non-negative matrix factorization. Nonnegative matrix factorization ... multiplicative update rule (MUR), the projected gradient method (PG), the projected nonnegative least squares (PNLS ... aforementioned problems. It applies Nesterov’s optimal gradient method to alternatively optimize one factor with...
  • PESTO

  • Referenced in 30 articles [sw20864]
  • first-order methods for composite convex optimization, including those performing explicit, projected, proximal, conditional ... fast proximal gradient, conditional gradient, subgradient and alternating projection methods. In particular, we present ... also show how the optimized gradient method proposed by Kim and Fessler ... fast as the standard accelerated proximal gradient method...
  • Jellyfish

  • Referenced in 28 articles [sw12431]
  • norm. Jellyfish implements a projected incremental gradient method with a biased, random ordering...
  • KELLEY

  • Referenced in 617 articles [sw04829]
  • first part, chapter 5, studies projection methods for the solution of bound constrained problems ... chapters conclude with a demonstration of the methods discussed in the respective chapter using ... cases the noise often introduces artificial minimizers. Gradient information, even if available, cannot expected...
  • GPGCD

  • Referenced in 9 articles [sw06224]
  • which is a generalization of the gradient-projection method, by searching the solution iteratively...
  • SLEP

  • Referenced in 39 articles [sw13487]
  • Sparse Learning with Efficient Projections. Main Features: 1) First-Order Method. At each iteration ... evaluate the function value and the gradient; and thus the algorithms can handle large-scale ... first-order black-box methods. 3) Efficient Projection. The projection problem (proximal operator...
  • VIATOC

  • Referenced in 4 articles [sw31485]
  • small footprint. In VIATOC, the gradient projection method is used to solve the nonlinear optimization ... Borwein type step length selection for the gradient method has also been implemented. The performance...
  • topopt_multi

  • Referenced in 19 articles [sw25723]
  • Allen-Cahn system and regularized projected steepest descent method. A new computational algorithm is introduced ... gradient flow of the objective functional by a fractional step projected steepest descent method...
  • DQP

  • Referenced in 2 articles [sw26165]
  • convex quadratic programs using a dual gradient-projection method. The simplicity of the dual feasible...
  • NSPCG

  • Referenced in 30 articles [sw00636]
  • ITPACK Project is called “NSPCG” since it contains many nonsymmetric preconditioned conjugate gradient procedures ... equations by a variety of different iterative methods. One of the main purposes...
  • PPCG_lrep

  • Referenced in 2 articles [sw29678]
  • projected preconditioned conjugate gradient method for the linear response eigenvalue problem. The linear response eigenvalue ... paper, we propose a Projected Preconditioned Conjugate Gradient (PPCG_lrep) method to solve this subspace...
  • DINDSCAL

  • Referenced in 1 article [sw13360]
  • iterative algorithm based on the conjugate (projected) gradient method, which MATLAB implementation is enclosed...
  • Odyssee

  • Referenced in 32 articles [sw12533]
  • data assimilation requires the computation of the gradient of a cost function represented ... usual drawback in the reverse automatic differentiation method is the storage requirement. The Odyssée system ... strategy used in the weather forecasting arpege/ifs project to produce the adjoint code from...
  • hgm R

  • Referenced in 20 articles [sw08770]
  • expressions. The holonomic gradient method, HGM in short, is a general method to evaluate normalizing ... computational or theoretical methods to find it. Groebner basis and related methods are used ... several methods in numerical analysis such as the Runge-Kutta method of solving ordinary differential ... implementation for the polyhedral probability is a project in progress. We find an interesting interplay...
  • gpcg

  • Referenced in 1 article [sw05104]
  • version of the conjugate gradient method combined with gradient projection. There is presently no preconditioner...
  • CHFACT

  • Referenced in 5 articles [sw30976]
  • point method of large scale linear programming requires computing at least one orthogonal projection ... objective function gradient onto the null space of a linear operator defined by the problem ... constraint matrix A. The orthogonal projection itself is in turn dominated by the inversion ... projections in an efficient implementation of a higher order primal-dual interior point method...
  • OptimPack

  • Referenced in 1 article [sw26295]
  • algorithm is VMLM-B: a variable metric method with limited memory requirements and, possibly, bound ... search [2] and gradient projection to account for bounds. The method has been described...