Results 261 to 270 of about 30,821 (343)

Routing and Spectrum Assignment in Spectrum Sliced Elastic Optical Path Network

IEEE Communications Letters, 2011
A spectrum-sliced elastic optical path network (SLICE) architecture has been recently proposed as an efficient solution for a flexible bandwidth allocation in optical networks. In SLICE, the problem of Routing and Spectrum Assignment (RSA) emerges.
Miroslaw Klinkowski, Krzysztof Walkowiak
openaire   +3 more sources

A Universal Spectrum Symmetry-Free Algorithm for Routing and Spectrum Assignment (RSA)

ICC 2024 - IEEE International Conference on Communications
We present the first spectrum symmetry-free model for the routing and spectrum assignment (RSA) problem. This model allows for the design of more efficient algorithms as it eliminates from consideration an exponential number of equivalent symmetric ...
G. Rouskas, Mithil Ghinaiya
semanticscholar   +2 more sources

Dynamic Routing and Spectrum Assignment in Spectrum-Flexible Transparent Optical Networks

Journal of Optical Communications and Networking, 2012
The continual growth of Internet traffic necessitates a high-capacity transmission platform and also highlights the importance of a multi-granularity transport network due to the flexible bitrates of Internet traffic. To meet these challenges, a spectrum-flexible optical network based on orthogonal frequency-division multiplexing (OFDM) transmission ...
Xin Wan, Nan Hua, Xiaoping Zheng
openaire   +3 more sources

Deep Reinforcement Learning for QoT-Aware Routing, Modulation, and Spectrum Assignment in Elastic Optical Networks

Journal of Lightwave Technology
Deep reinforcement learning (DRL) has been applied to the routing, modulation, and spectrum assignment (RMSA) in elastic optical networks (EON), enabling the learning of RMSA policies through interaction between a DRL agent and the EON environment ...
Ahmad Asiri, Bin Wang
semanticscholar   +3 more sources

Solving the routing and spectrum assignment problem, driven by combinatorial properties

Networks, 2023
The routing and spectrum assignment problem in modern optical networks is an NP‐hard problem that has received increasing attention during the last years.
P. H. F. D. Silva   +3 more
semanticscholar   +3 more sources

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