14 papers
Workload-Aware Monitoring for AI-RAN
Babak Azkaei, Georgios Exarchakos, Kishor Chandra Joshi
AI-RAN platforms are expected to share CPU and GPU resources between radio workloads and AI services. Aggregate telemetry reports operating conditions, but timing changes may refle…
Controlled Radio Fault Injection and Telemetry Evaluation for Open 5G RANs
Babak Azkaei, Maxim Bîtiu, Georgios Exarchakos +1
Radio access network (RAN) telemetry reveals radio conditions, protocol behavior, and their consequences for applications. Evaluating its usefulness requires controlled impairments…
Lightweight CFR-Based Modulation Adaptation in a Real-Time MIMO-OFDM SDR Testbed
Luca Borst, Maryam Ansarifard, Ankith Vinayachandran +2
Conventional link adaptation typically relies on scalar link-quality indicators such as signal-to-noise ratio (SNR), while richer channel state information (CSI) can improve adapta…
System-Aware Adaptive CSI Feedback via RL-Guided Autoencoder Switching in Multi-User MIMO System
Maryam Ansarifard, Mohit K. Sharma, George Exarchakos +1
This paper proposes a system-aware adaptive channel state information (CSI) feedback framework for massive multiple-input multiple-output (mMIMO) systems, aiming to dynamically opt…
Tool Use as Action: Towards Agentic Control in Mobile Core Networks
Purna Sai Garigipati, Onur Ayan, Kishor Chandra Joshi +1
Artificial Intelligence (AI) will play an essential role in 6G. It will fundamentally reshape the network architecture itself and drive major changes in the design of network entit…
Beyond State Machines: Executing Network Procedures with Agentic Tool-Calling Sequences
Purna Sai Garigipati, Onur Ayan, Kishor Chandra Joshi +1
Agentic AI will be an essential enabling technology for designing future mobile communication systems, which could provide flexible and customized services, automate complex networ…
Transformer Actor-Critic for Efficient Freshness-Aware Resource Allocation
Maryam Ansarifard, Mohit K. Sharma, Kishor C. Joshi +1
Emerging applications such as autonomous driving and industrial automation demand ultra-reliable and low-latency communication (URLLC), where maintaining fresh and timely informati…
Morpheus: Lightweight RTT Prediction for Performance-Aware Load Balancing
Panagiotis Giannakopoulos, Bart van Knippenberg, Kishor Chandra Joshi +2
Distributed applications increasingly demand low end-to-end latency, especially in edge and cloud environments where co-located workloads contend for limited resources. Traditional…
Accurate Performance Predictors for Edge Computing Applications
Panagiotis Giannakopoulos, Bart van Knippenberg, Kishor Chandra Joshi +2
Accurate prediction of application performance is critical for enabling effective scheduling and resource management in resource-constrained dynamic edge environments. However, ach…
CSI Compression Beyond Latents: End-to-End Hybrid Attention-CNN Networks with Entropy Regularization
Maryam Ansarifard, Mostafa Rahmani, Mohit K. Sharma +3
Massive MIMO systems rely on accurate Channel State Information (CSI) feedback to enable high-gain beam-forming. However, the feedback overhead scales linearly with the number of a…
Machine Learning-Driven Anomaly Detection for 5G O-RAN Performance Metrics
Babak Azkaei, Kishor Chandra Joshi, George Exarchakos
The ever-increasing reliance of critical services on network infrastructure coupled with the increased operational complexity of beyond-5G/6G networks necessitate the need for proa…
VOTA: Parallelizing 6G-RAN Experimentation with Virtualized Over-The-Air Workloads
Chang Liu, T. D. Khoa Le, Rahul Saini +2
Testbed sharing, a practice in which different researchers concurrently develop independent use cases on top of the same testbed, is ubiquitous in wireless experimental research. I…
Discrete Time Credit-Based Shaping for Time-Sensitive Applications in 5G/6G Networks
Anudeep Karnam, Kishor C. Joshi, Jobish John +3
Future wireless networks must deliver deterministic end-to-end delays for workloads such as smart-factory control loops. On Ethernet these guarantees are delivered by the set of to…
Reliability Modeling for Beyond-5G Mission Critical Networks Using Effective Capacity
Anudeep Karnam, Jobish John, Kishor C. Joshi +3
Accurate reliability modeling for ultra-reliable low latency communication (URLLC) and hyper-reliable low latency communication (HRLLC) networks is challenging due to the complex i…