Routing and wavelength assignment by partition colouring

TF Noronha, CC Ribeiro - European Journal of Operational Research, 2006 - Elsevier
The problem of routing and wavelength assignment in all-optical networks may be solved by
a combined approach involving the computation of alternative routes for the lightpaths …

A biased random-key genetic algorithm for routing and wavelength assignment

TF Noronha, MGC Resende, CC Ribeiro - Journal of Global Optimization, 2011 - Springer
The problem of routing and wavelength assignment in wavelength division multiplexing
optical networks consists in routing a set of lightpaths and assigning a wavelength to each of …

Routing and wavelength assignment in optical networks using bin packing based algorithms

N Skorin-Kapov - European Journal of Operational Research, 2007 - Elsevier
This paper addresses the problem of routing and wavelength assignment (RWA) of static
lightpath requests in wavelength routed optical networks. The objective is to minimize the …

Routing and wavelength assignment in optical networks from edge disjoint path algorithms

P Manohar, D Manjunath… - IEEE Communications …, 2002 - ieeexplore.ieee.org
Routing and wavelength assignment (RWA) problems in wavelength-routed optical
networks are typically solved using a combination of integer programming and graph …

Heuristic algorithms for the routing and wavelength assignment of scheduled lightpath demands in optical networks

N Skorin-Kapov - IEEE Journal on selected areas in …, 2006 - ieeexplore.ieee.org
This paper addresses the problem of routing and wavelength assignment (RWA) of
scheduled lightpath demands (SLDs) in wavelength routed optical networks with no …

A branch‐and‐cut algorithm for partition coloring

Y Frota, N Maculan, TF Noronha… - … An International Journal, 2010 - Wiley Online Library
Abstract Let G=(V, E, Q) be a undirected graph, where V is the set of vertices, E is the set of
edges, and Q={Q1,…, Qq} is a partition of V into q subsets. We refer to Q1,…, Qq as the …

Routing and wavelength assignment over WDM optical networks: a comparison between MOACOs and classical approaches

A Arteta, B Barán, D Pinto - Proceedings of the 4th international IFIP …, 2007 - dl.acm.org
The increasing demand of bandwidth has found an answer in Optical Transport Networks
(OTN). To take advantage of the different resources that OTNs offer, several parameters …

Routing and wavelength assignment in all optical networks using differential evolution optimization

F Lezama, G Castañón, AM Sarmiento - Photonic Network …, 2013 - Springer
The routing and wavelength assignment (RWA) problem, known to be an NP-complete
problem, seeks to optimally establish routes and adequate wavelengths for the requested …

A biased random-key genetic algorithm to maximize the number of accepted lightpaths in WDM optical networks

JS Brandão, TF Noronha, CC Ribeiro - Journal of Global Optimization, 2016 - Springer
Given a set of lightpath requests, the problem of routing and wavelength (RWA) assignment
in wavelength division multiplexing (WDM) optical networks consists in routing a subset of …

Lightpath rerouting strategies in WDM all-optical networks under scheduled and random traffic

M Koubàa, M Gagnaire - Journal of Optical Communications …, 2010 - ieeexplore.ieee.org
In WDM all-optical networks without wavelength conversion, traffic rerouting is motivated
either by an optimization of resource utilization or by network survivability. In this paper, we …