Alfredo N. Iusem

According to our database, Alfredo N. Iusem authored at least 62 papers between 1990 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

A Two-Step Proximal Point Algorithm for Nonconvex Equilibrium Problems with Applications to Fractional Programming.

Alfredo Noel Iusem, Felipe Lara, Raul Tintaya Marcavillaca, Le Hai Yen

J. Glob. Optim., November, 2024

On the centralization of the circumcentered-reflection method.

Roger Behling, Yunier Bello-Cruz, Alfredo N. Iusem, Luiz-Rafael Santos

Math. Program., May, 2024

A successive centralized circumcentered-reflection method for the convex feasibility problem.

Roger Behling, Yunier Bello-Cruz, Alfredo N. Iusem, Di Liu, Luiz-Rafael Santos

Comput. Optim. Appl., January, 2024

A Finitely Convergent Circumcenter Method for the Convex Feasibility Problem.

Roger Behling, Yunier Bello-Cruz, Alfredo N. Iusem, Di Liu, Luiz-Rafael Santos

SIAM J. Optim., 2024

2022

Proximal Point Algorithms for Quasiconvex Pseudomonotone Equilibrium Problems.

Alfredo N. Iusem, Felipe Lara

J. Optim. Theory Appl., 2022

2021

An alternating direction method of multipliers for the eigenvalue complementarity problem.

Joaquim João Júdice, Masao Fukushima, Alfredo N. Iusem, José Mario Martínez, Valentina Sessa

Optim. Methods Softw., 2021

A Strongly Convergent Proximal Point Method for Vector Optimization.

Alfredo N. Iusem, Jefferson G. Melo, Ray G. Serra

J. Optim. Theory Appl., 2021

The circumcentered-reflection method achieves better rates than alternating projections.

Reza Arefidamghani, Roger Behling, José Yunier Bello Cruz, Alfredo N. Iusem, Luiz-Rafael Santos

Comput. Optim. Appl., 2021

2020

A Note on "Existence Results for Noncoercive Mixed Variational Inequalities in Finite Dimensional Spaces".

Alfredo Noel Iusem, Felipe Lara

J. Optim. Theory Appl., 2020

Convergence analysis of the extragradient method for equilibrium problems in Hadamard spaces.

Alfredo N. Iusem, Vahid Mohebbi

Comput. Appl. Math., 2020

2019

Variance-Based Extragradient Methods with Line Search for Stochastic Variational Inequalities.

Alfredo N. Iusem, Alejandro Jofré, Roberto I. Oliveira, Philip Thompson

SIAM J. Optim., 2019

Splitting methods for the Eigenvalue Complementarity Problem.

Alfredo N. Iusem, Joaquim João Júdice, Valentina Sessa, Paula Sarabando

Optim. Methods Softw., 2019

Incremental Constraint Projection Methods for Monotone Stochastic Variational Inequalities.

Alfredo N. Iusem, Alejandro Jofré, Philip Thompson

Math. Oper. Res., 2019

Existence Results for Noncoercive Mixed Variational Inequalities in Finite Dimensional Spaces.

Alfredo N. Iusem, Felipe Lara

J. Optim. Theory Appl., 2019

Optimality Conditions for Vector Equilibrium Problems with Applications.

Alfredo N. Iusem, Felipe Lara

J. Optim. Theory Appl., 2019

2017

Extragradient Method with Variance Reduction for Stochastic Variational Inequalities.

Alfredo N. Iusem, Alejandro Jofré, Roberto Imbuzeiro Oliveira, Philip Thompson

SIAM J. Optim., 2017

2016

On the numerical solution of the quadratic eigenvalue complementarity problem.

Alfredo N. Iusem, Joaquim João Júdice, Valentina Sessa, Hanif D. Sherali

Numer. Algorithms, 2016

A proximal method with logarithmic barrier for nonlinear complementarity problems.

Rolando Gárciga Otero, Alfredo Noel Iusem

J. Glob. Optim., 2016

Preface.

Nicolas Hadjisavvas, Alfredo N. Iusem, Boris S. Mordukhovich

J. Glob. Optim., 2016

On the quadratic eigenvalue complementarity problem.

Carmo P. Brás, Alfredo N. Iusem, Joaquim Júdice

J. Glob. Optim., 2016

2015

Full convergence of an approximate projection method for nonsmooth variational inequalities.

José Yunier Bello Cruz, Alfredo N. Iusem

Math. Comput. Simul., 2015

On the Quadratic Eigenvalue Complementarity Problem over a general convex cone.

Carmo P. Brás, Masao Fukushima, Alfredo N. Iusem, Joaquim João Júdice

Appl. Math. Comput., 2015

2014

On the symmetric quadratic eigenvalue complementarity problem.

Luís M. Fernandes, Joaquim Júdice, Masao Fukushima, Alfredo N. Iusem

Optim. Methods Softw., 2014

Motzkin predecomposable sets.

Alfredo N. Iusem, J. E. Martínez-Legaz, Maxim I. Todorov

J. Glob. Optim., 2014

A Levenberg-Marquardt method with approximate projections.

Roger Behling, Andreas Fischer, Markus Herrich, Alfredo N. Iusem, Yinyu Ye

Comput. Optim. Appl., 2014

2013

The effect of calmness on the solution set of systems of nonlinear equations.

Roger Behling, Alfredo N. Iusem

Math. Program., 2013

Fixed-Point Methods for a Certain Class of Operators.

Rolando Gárciga Otero, Alfredo N. Iusem

J. Optim. Theory Appl., 2013

An Inexact Modified Subgradient Algorithm for Primal-Dual Problems via Augmented Lagrangians.

Regina Sandra Burachik, Alfredo N. Iusem, Jefferson G. Melo

J. Optim. Theory Appl., 2013

Projections onto convex sets on the sphere.

Orizon Pereira Ferreira, Alfredo N. Iusem, Sándor Zoltán Németh

J. Glob. Optim., 2013

2011

Korpelevich's method for variational inequality problems in Banach spaces.

Alfredo N. Iusem, Mostafa Nasri

J. Glob. Optim., 2011

2010

Augmented Lagrangian methods for variational inequality problems.

Alfredo N. Iusem, Mostafa Nasri

RAIRO Oper. Res., 2010

Duality and Exact Penalization for General Augmented Lagrangians.

Regina Sandra Burachik, Alfredo N. Iusem, Jefferson G. Melo

J. Optim. Theory Appl., 2010

A primal dual modified subgradient algorithm with sharp Lagrangian.

Regina Sandra Burachik, Alfredo N. Iusem, Jefferson G. Melo

J. Glob. Optim., 2010

Convergence of direct methods for paramonotone variational inequalities.

José Yunier Bello Cruz, Alfredo N. Iusem

Comput. Optim. Appl., 2010

2009

Searching for critical angles in a convex cone.

Alfredo N. Iusem, Alberto Seeger

Math. Program., 2009

On certain conditions for the existence of solutions of equilibrium problems.

Alfredo N. Iusem, Gábor Kassay, Wilfredo Sosa

Math. Program., 2009

2008

Antipodal pairs, critical pairs, and Nash angular equilibria in convex cones.

Alfredo N. Iusem, Alberto Seeger

Optim. Methods Softw., 2008

Computing the radius of pointedness of a convex cone.

Alfredo N. Iusem, Alberto Seeger

Math. Program., 2008

Preface.

Alfredo N. Iusem, Abilio Lucena, Nelson Maculan

Math. Program., 2008

Continuous optimization: 5th Brazilian workshop.

Kurt M. Anstreicher, Alfredo N. Iusem

Math. Program., 2008

Antipodality in convex cones and distance to unpointedness.

Alfredo N. Iusem, Alberto Seeger

Appl. Math. Lett., 2008

2007

Dual convergence of the proximal point method with Bregman distances for linear programming.

João Xavier da Cruz Neto, Orizon Pereira Ferreira, Alfredo N. Iusem, Renato D. C. Monteiro

Optim. Methods Softw., 2007

2005

Proximal Methods in Vector Optimization.

Henri Bonnel, Alfredo N. Iusem, Benar Fux Svaiter

SIAM J. Optim., 2005

On pairs of vectors achieving the maximal angle of a convex cone.

Alfredo N. Iusem, Alberto Seeger

Math. Program., 2005

2004

A Projected Gradient Method for Vector Optimization Problems.

L. Mauricio Graña Drummond, Alfredo N. Iusem

Comput. Optim. Appl., 2004

2003

Inexact Variants of the Proximal Point Algorithm without Monotonicity.

Alfredo N. Iusem, Teemu Pennanen, Benar Fux Svaiter

SIAM J. Optim., 2003

2001

On the need for hybrid steps in hybrid proximal point methods.

O. Rolando Gárciga, Alfredo N. Iusem, Benar Fux Svaiter

Oper. Res. Lett., 2001

2000

On the central path for nonlinear semidefinite programming.

L. Mauricio Graña Drummond, Alfredo Noel Iusem, Benar Fux Svaiter

RAIRO Oper. Res., 2000

On Dual Convergence of the Generalized Proximal Point Method with Bregman Distances.

Alfredo N. Iusem, Renato D. C. Monteiro

Math. Oper. Res., 2000

Iterative Methods of Solving Stochastic Convex Feasibility Problems and Applications.

Dan Butnariu, Alfredo N. Iusem, Regina Sandra Burachik

Comput. Optim. Appl., 2000

1999

A generalized proximal point algorithm for the nonlinear complementarity problem.

Regina Sandra Burachik, Alfredo N. Iusem

RAIRO Oper. Res., 1999

1998

A Generalized Proximal Point Algorithm for the Variational Inequality Problem in a Hilbert Space.

Regina Sandra Burachik, Alfredo N. Iusem

SIAM J. Optim., 1998

An interior point method with Bregman functions for the variational inequality problem with paramonotone operators.

Yair Censor, Alfredo N. Iusem, Stavros A. Zenios

Math. Program., 1998

On the projected subgradient method for nonsmooth convex optimization in a Hilbert space.

Ya. I. Alber, Alfredo N. Iusem, Mikhail V. Solodov

Math. Program., 1998

1995

Convergence Rate Analysis of Nonquadratic Proximal Methods for Convex and Linear Programming.

Alfredo N. Iusem, Marc Teboulle

Math. Oper. Res., 1995

1994

A row-action method for convex programming.

Alfredo N. Iusem, Benar Fux Svaiter

Math. Program., 1994

Entropy-Like Proximal Methods in Convex Programming.

Alfredo N. Iusem, Benar Fux Svaiter, Marc Teboulle

Math. Oper. Res., 1994

1993

On the convergence of iterative methods for symmetric linear complementarity problems.

Alfredo N. Iusem

Math. Program., 1993

Convergence Properties of Iterative Methods for Symmetric Positive Semidefinite Linear Complementarity Problems.

Alvaro R. De Pierro, Alfredo N. Iusem

Math. Oper. Res., 1993

1991

On Dual Convergence and the Rate of Primal Convergence of Bregman's Convex Programming Method.

Alfredo N. Iusem

SIAM J. Optim., 1991

On the convergence of Han's method for convex programming with quadratic objective.

Alfredo N. Iusem, Alvaro R. De Pierro

Math. Program., 1991

1990

On the Convergence Properties of Hildreth's Quadratic Programming Algorithm.

Alfredo N. Iusem, Alvaro R. De Pierro

Math. Program., 1990