
AbstractThe Boosted Difference of Convex functions Algorithm (BDCA) has been recently introduced to accelerate the performance of the classical Difference of Convex functions Algorithm (DCA). This acceleration is achieved thanks to an extrapolation step from the point computed by DCA via a line search procedure. In this work, we propose an extension of BDCA that can be applied to difference of convex functions programs with linear constraints, and prove that every cluster point of the sequence generated by this algorithm is a Karush–Kuhn–Tucker point of the problem if the feasible set has a Slater point. When the objective function is quadratic, we prove that any sequence generated by the algorithm is bounded and R-linearly (geometrically) convergent. Finally, we present some numerical experiments where we compare the performance of DCA and BDCA on some challenging problems: to test the copositivity of a given matrix, to solve one-norm and infinity-norm trust-region subproblems, and to solve piecewise quadratic problems with box constraints. Our numerical results demonstrate that this new extension of BDCA outperforms DCA.
Numerical optimization and variational techniques, boosted difference of convex functions algorithm, Copositivity problem, difference of convex functions, Quadratic programming, Global convergence, Nonconvex programming, global optimization, 65K05, 65K10, 90C26, 90C20, 47N10, Constrained DC program, 510, Trust region subproblem, Numerical mathematical programming methods, FOS: Mathematics, Mathematics - Optimization and Control, copositivity problem, 004, global convergence, trust region subproblem, Difference of convex functions, Optimization and Control (math.OC), Boosted difference of convex functions algorithm, Applications of operator theory in optimization, convex analysis, mathematical programming, economics, constrained DC program
Numerical optimization and variational techniques, boosted difference of convex functions algorithm, Copositivity problem, difference of convex functions, Quadratic programming, Global convergence, Nonconvex programming, global optimization, 65K05, 65K10, 90C26, 90C20, 47N10, Constrained DC program, 510, Trust region subproblem, Numerical mathematical programming methods, FOS: Mathematics, Mathematics - Optimization and Control, copositivity problem, 004, global convergence, trust region subproblem, Difference of convex functions, Optimization and Control (math.OC), Boosted difference of convex functions algorithm, Applications of operator theory in optimization, convex analysis, mathematical programming, economics, constrained DC program
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