Energy-Aware Pruning for Federated Deep Reinforcement Learning in Multi-Interface IoT Networks

Hugo De Oliveira,Lucas Foissey,Yousef N. Shnaiwer,Megumi Kaneko

Published 2026 in IEEE Internet of Things Journal

ABSTRACT

Future wireless networks are expected to support ever increasing amounts of Internet of Things (IoT) data traffic, while satisfying heterogeneous and stringent quality of service (QoS) constraints. Although AI-based resource allocation approaches have shown great potential, current methods are unable to cope with the severe energy limitations of IoT devices. In this work, we investigate the IoT device-to-multi-access points (APs) association problem in heterogeneous sub-6-GHz/mmWave IoT networks. To reduce the complexity and latency issues inherent to centralized deep reinforcement learning (DRL) methods, we design a solution based on multiagent DRL (MADRL), where each IoT device selects its AP and band association, according to its local environment. This method is empowered by a federated learning (FL)-based aggregation process, enabling cooperation among agents with limited signaling costs. Unlike previous works, the proposed method fully adapts to the heterogeneous QoS demands and energy constraints of each IoT device. In particular, our approach is specifically designed to reduce energy consumption by exploiting DRL-tailored pruning, while handling the devices’ diverse requirements. Numerical results show that the proposed method outperforms benchmarks in terms of rate outage probabilities, while considerably reducing AI energy consumption.

PUBLICATION RECORD

  • Publication year

    2026

  • Venue

    IEEE Internet of Things Journal

  • Publication date

    2026-02-15

  • Fields of study

    Computer Science, Engineering, Environmental Science

  • Identifiers
  • External record

    Open on Semantic Scholar

  • Source metadata

    Semantic Scholar

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