Abstract
The fog radio access network (F-RAN) is a promising technology in which the user mobile devices (MDs) can offload computation tasks to the nearby fog access points (F-APs). Due to the limited resource of F-APs, it is important to design an efficient task offloading scheme. In this paper, by considering time-varying network environment, a dynamic computation offloading and resource allocation problem in F-RANs is formulated to minimize the task execution delay and energy consumption of MDs. To solve the problem, a federated deep reinforcement learning (DRL) based algorithm is proposed, where the deep deterministic policy gradient (DDPG) algorithm performs computation offloading and resource allocation in each F-AP. Federated learning is exploited to train the DDPG agents in order to decrease the computing complexity of training process and protect the user privacy. Simulation results show that the proposed federated DDPG algorithm can achieve lower task execution delay and energy consumption of MDs more quickly compared with the other existing strategies.
| Original language | English |
|---|---|
| Title of host publication | 2022 IEEE International Conference on Communications Workshops, ICC Workshops 2022 |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 97-102 |
| Number of pages | 6 |
| ISBN (Electronic) | 9781665426718 |
| DOIs | |
| State | Published - 2022 |
| Externally published | Yes |
| Event | 2022 IEEE International Conference on Communications Workshops, ICC Workshops 2022 - Seoul, Korea, Republic of Duration: 16 May 2022 → 20 May 2022 |
Publication series
| Name | 2022 IEEE International Conference on Communications Workshops, ICC Workshops 2022 |
|---|
Conference
| Conference | 2022 IEEE International Conference on Communications Workshops, ICC Workshops 2022 |
|---|---|
| Country/Territory | Korea, Republic of |
| City | Seoul |
| Period | 16/05/22 → 20/05/22 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- Fog radio access networks (F-RANs)
- computation offloading
- deep deterministic policy gradient (DDPG)
- federated learning
- resource allocation
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