Federated Neuroevolution O-RAN: Enhancing the Robustness of Deep Reinforcement Learning xApps

Fuente: arXiv
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Hauptverfasser: Kouchaki, Mohammadreza, Abdalla, Aly Sabri, Marojevic, Vuk
Format: Preprint
Veröffentlicht: 2025
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author Kouchaki, Mohammadreza
Abdalla, Aly Sabri
Marojevic, Vuk
author_facet Kouchaki, Mohammadreza
Abdalla, Aly Sabri
Marojevic, Vuk
contents The open radio access network (O-RAN) architecture introduces RAN intelligent controllers (RICs) to facilitate the management and optimization of the disaggregated RAN. Reinforcement learning (RL) and its advanced form, deep RL (DRL), are increasingly employed for designing intelligent controllers, or xApps, to be deployed in the near-real time (near-RT) RIC. These models often encounter local optima, which raise concerns about their reliability for RAN intelligent control. We therefore introduce Federated O-RAN enabled Neuroevolution (NE)-enhanced DRL (F-ONRL) that deploys an NE-based optimizer xApp in parallel to the RAN controller xApps. This NE-DRL xApp framework enables effective exploration and exploitation in the near-RT RIC without disrupting RAN operations. We implement the NE xApp along with a DRL xApp and deploy them on Open AI Cellular (OAIC) platform and present numerical results that demonstrate the improved robustness of xApps while effectively balancing the additional computational load.
format Preprint
id arxiv_https___arxiv_org_abs_2506_12812
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Federated Neuroevolution O-RAN: Enhancing the Robustness of Deep Reinforcement Learning xApps
Kouchaki, Mohammadreza
Abdalla, Aly Sabri
Marojevic, Vuk
Artificial Intelligence
Neural and Evolutionary Computing
Systems and Control
The open radio access network (O-RAN) architecture introduces RAN intelligent controllers (RICs) to facilitate the management and optimization of the disaggregated RAN. Reinforcement learning (RL) and its advanced form, deep RL (DRL), are increasingly employed for designing intelligent controllers, or xApps, to be deployed in the near-real time (near-RT) RIC. These models often encounter local optima, which raise concerns about their reliability for RAN intelligent control. We therefore introduce Federated O-RAN enabled Neuroevolution (NE)-enhanced DRL (F-ONRL) that deploys an NE-based optimizer xApp in parallel to the RAN controller xApps. This NE-DRL xApp framework enables effective exploration and exploitation in the near-RT RIC without disrupting RAN operations. We implement the NE xApp along with a DRL xApp and deploy them on Open AI Cellular (OAIC) platform and present numerical results that demonstrate the improved robustness of xApps while effectively balancing the additional computational load.
title Federated Neuroevolution O-RAN: Enhancing the Robustness of Deep Reinforcement Learning xApps
topic Artificial Intelligence
Neural and Evolutionary Computing
Systems and Control
url https://arxiv.org/abs/2506.12812