Krzysztof C. Kiwiel

According to our database, Krzysztof C. Kiwiel authored at least 41 papers between 1983 and 2011.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2011

An alternating linearization bundle method for convex optimization and nonlinear multicommodity flow problems.

Krzysztof C. Kiwiel

Math. Program., 2011

2010

A Nonderivative Version of the Gradient Sampling Algorithm for Nonsmooth Nonconvex Optimization.

Krzysztof C. Kiwiel

SIAM J. Optim., 2010

An Inexact Bundle Approach to Cutting-Stock Problems.

Krzysztof C. Kiwiel

INFORMS J. Comput., 2010

2009

An inexact bundle variant suited to column generation.

Krzysztof C. Kiwiel, Claude Lemaréchal

Math. Program., 2009

2008

A Method of Centers with Approximate Subgradient Linearizations for Nonsmooth Convex Optimization.

Krzysztof C. Kiwiel

SIAM J. Optim., 2008

Breakpoint searching algorithms for the continuous quadratic knapsack problem.

Krzysztof C. Kiwiel

Math. Program., 2008

2007

Convergence of the Gradient Sampling Algorithm for Nonsmooth Nonconvex Optimization.

Krzysztof C. Kiwiel

SIAM J. Optim., 2007

Lagrangian Relaxation via Ballstep Subgradient Methods.

Krzysztof C. Kiwiel, Torbjörn Larsson, Per Olov Lindberg

Math. Oper. Res., 2007

2006

A Proximal Bundle Method with Approximate Subgradient Linearizations.

Krzysztof C. Kiwiel

SIAM J. Optim., 2006

A Proximal-Projection Bundle Method for Lagrangian Relaxation, Including Semidefinite Programming.

Krzysztof C. Kiwiel

SIAM J. Optim., 2006

Mean value cross decomposition for nonlinear convex problems.

Kaj Holmberg, Krzysztof C. Kiwiel

Optim. Methods Softw., 2006

2005

On Floyd and Rivest's SELECT algorithm.

Krzysztof C. Kiwiel

Theor. Comput. Sci., 2005

2004

Convergence of Approximate and Incremental Subgradient Methods for Convex Optimization.

Krzysztof C. Kiwiel

SIAM J. Optim., 2004

Improved randomized selection

Krzysztof C. Kiwiel

CoRR, 2004

Randomized selection with tripartitioning

Krzysztof C. Kiwiel

CoRR, 2004

2003

Randomized selection with quintary partitions

Krzysztof C. Kiwiel

CoRR, 2003

Partitioning schemes for quicksort and quickselect

Krzysztof C. Kiwiel

CoRR, 2003

2002

A spectral bundle method with bounds.

Christoph Helmberg, Krzysztof C. Kiwiel

Math. Program., 2002

Randomized selection revisited

Krzysztof C. Kiwiel

CoRR, 2002

2001

Convergence and efficiency of subgradient methods for quasiconvex minimization.

Krzysztof C. Kiwiel

Math. Program., 2001

2000

Dual Applications of Proximal Bundle Methods, Including Lagrangian Relaxation of Nonconvex Problems.

Stefan Feltenmark, Krzysztof C. Kiwiel

SIAM J. Optim., 2000

Bregman Proximal Relaxation of Large-Scale 0-1 Problems.

Krzysztof C. Kiwiel, Per Olov Lindberg, Andreas Nõu

Comput. Optim. Appl., 2000

1999

Proximal Decomposition Via Alternating Linearization.

Krzysztof C. Kiwiel, Charles H. Rosa, Andrzej Ruszczynski

SIAM J. Optim., 1999

A bundle Bregman proximal method for convex nondifferentiable minimization.

Krzysztof C. Kiwiel

Math. Program., 1999

Convergence of a simple subgradient level method.

Jean-Louis Goffin, Krzysztof C. Kiwiel

Math. Program., 1999

The Efficiency of Ballstep Subgradient Level Methods for Convex Optimization.

Krzysztof C. Kiwiel, Torbjörn Larsson, Per Olov Lindberg

Math. Oper. Res., 1999

1998

Incorporating Inequality Constraints in the Spectral Bundle Method.

Christoph Helmberg, Krzysztof C. Kiwiel, Franz Rendl

Proceedings of the Integer Programming and Combinatorial Optimization, 1998

1997

Surrogate Projection Methods for Finding Fixed Points of Firmly Nonexpansive Mappings.

Krzysztof C. Kiwiel, Bozena Lopuch

SIAM J. Optim., 1997

Efficiency of the Analytic Center Cutting Plane Method for Convex Minimization.

Krzysztof C. Kiwiel

SIAM J. Optim., 1997

Free-Steering Relaxation Methods for Problems with Strictly Convex Costs and Linear Constraints.

Krzysztof C. Kiwiel

Math. Oper. Res., 1997

1996

Restricted Step and Levenberg-Marquardt Techniques in Proximal Bundle Methods for Nonconvex Nondifferentiable Optimization.

Krzysztof C. Kiwiel

SIAM J. Optim., 1996

Complexity of some cutting plane methods that use analytic centers.

Krzysztof C. Kiwiel

Math. Program., 1996

A note on some analytic center cutting plane methods for convex feasibility and minimization problems.

Anna Altman, Krzysztof C. Kiwiel

Comput. Optim. Appl., 1996

1995

A descent proximal level bundle method for convex nondifferentiable optimization.

Ulf Brännlund, Krzysztof C. Kiwiel, Per Olov Lindberg

Oper. Res. Lett., 1995

Proximal level bundle methods for convex nondifferentiable optimization, saddle-point problems and variational inequalities.

Krzysztof C. Kiwiel

Math. Program., 1995

1991

A tilted cutting plane proximal bundle method for convex nondifferentiable optimization.

Krzysztof C. Kiwiel

Oper. Res. Lett., 1991

Exact penalty functions in proximal bundle methods for constrained convex nondifferentiable minimization.

Krzysztof C. Kiwiel

Math. Program., 1991

1990

Proximity Control in Bundle Methods for Convex Nondifferentiable Minimization.

Krzysztof C. Kiwiel

Math. Program., 1990

1986

A method of linearizations for linearly constrained nonconvex nonsmooth minimization.

Krzysztof C. Kiwiel

Math. Program., 1986

1985

A Linearization Algorithm for Nonsmooth Minimization.

Krzysztof Czeslaw Kiwiel

Math. Oper. Res., 1985

1983

An aggregate subgradient method for nonsmooth convex minimization.

Krzysztof C. Kiwiel

Math. Program., 1983