University of Oulu

H. Ma, J. Zhang, Z. Gu, H. Yu, T. Taleb and Y. Ji, "DeepDefrag: Spatio-Temporal Defragmentation of Time-Varying Virtual Networks in Computing Power Network based on Model-Assisted Reinforcement Learning," 2022 European Conference on Optical Communication (ECOC), Basel, Switzerland, 2022, pp. 1-4.

DeepDefrag : spatio-temporal defragmentation of time-varying virtual networks in computing power network based on model-assisted reinforcement learning

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Author: Ma, Huangxu1,2; Zhang, Jiawei1,2; Gu, Zhiqun1,2;
Organizations: 1State Key Lab of Information Photonics and Optical Communications, Beijing
2University of Posts and Telecommunications (BUPT), Beijing, China
3Center for Wireless Communications, University of Oulu, Oulu, Finland
Format: article
Version: accepted version
Access: open
Online Access: PDF Full Text (PDF, 0.7 MB)
Persistent link: http://urn.fi/urn:nbn:fi-fe202301276209
Language: English
Published: , 2022
Publish Date: 2023-01-27
Description:

Abstract

We propose DeepDefrag, a model-assisted reinforcement learning for spatio-temporal defragmentation of time-varying virtual networks in a cross-layer optical network testbed, which realizes the efficient utilization of computing nodes and lightpaths by co-optimizing scheduling and embedding with fragment matching, reduces >13.5% cost of computing power network.

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ISBN: 978-1-957171-15-9
ISBN Print: 978-1-6654-7557-0
Article number: Tu5.59
Host publication: 2022 European Conference on Optical Communication (ECOC), 18-22 Sept. 2022
Conference: European Conference on Optical Communication
Type of Publication: A4 Article in conference proceedings
Field of Science: 213 Electronic, automation and communications engineering, electronics
Subjects:
Funding: This work is supported by the National Nature Science Foundation of China Projects (61871051, 61971055), the BUPT Innovation and Entrepreneurship Support Programs (2022-YC-T006, 2022-YC-A004).
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