13 citations · 15 across the 61 of their papers we have counts for
30 papers · 1 filter
Adversary-as-Agents: A Co-Evolutionary Agent-Based Threat-Modelling Framework for Wireless and Mobile Networks
I. Dey, M. K. Hassan, S. Ghosh +1
Threat modelling for wireless and mobile networks is dominated by static, catalogue-driven methods that fix the adversary in advance and never ask whether an attack is feasible aga…
Velocity Index Modulation for Movable Antenna Systems
Yan Zhang, Indrakshi Dey, Shuaishuai Han +2
In movable antenna (MA) systems, antenna movement induces Doppler frequency shifts that are conventionally treated as an impairment requiring mitigation. In this paper, we propose…
Degeneracy-Aware Resource Allocation for Resilient 6G RAN
Sayanti Ghosh, Indrakshi Dey, Nicola Marchetti
Heterogeneous 6G radio access networks (RANs) must allocate resources reliably under interference, latency limits, imperfect channel state information (CSI), and architectural dive…
Advances in Wavelet Denoising for Communication Signals: From Parameter Selection Toward Data-Driven Optimization
Priyalakshmi Sheela, Indrakshi Dey
Wavelet denoising suppresses nonstationary, impulsive, and interference-like disturbances in communication signals, but efficacy depends on coupled choices of transform, mother wav…
Drift-Aware RL-based Wavelet Denoising for Network-Traffic Anomaly Detection
Priyalakshmi Sheela, Indrakshi Dey
Traffic-utilisation measurements for network monitoring are corrupted by additive noise and statistical drift: time-dependent change in the signal's mean, variance, distributional…
Macro--Micro Decision-Making in 6G Networks: An Agent-Based Framework for the Resource-Fungibility Landscape Resource-Fungibility Landscape
Sayanti Ghosh, Indrakshi Dey, Nicola Marchetti
A defining feature of 6G networks is that performance depends not only on the quantity of available resources (e.g., spectrum, antennas, cache memory, compute, and fronthaul bandwi…
Degeneracy-Aware Resilient Resource Allocation in Cell-Free Cache-Aided MU-MIMO Networks
Sayanti Ghosh, Indrakshi Dey, Nicola Marchetti
Cell-free cache-aided multi-user multiple-input-multiple-output (MIMO) (CF-CA-MU-MIMO) networks improve spectral efficiency through coded multicast delivery and distributed spatial…
Optimal Illumination via Joint Movement and Phase Optimization for Movable Antenna-RIS Configuration
Yan Zhang, Nicola Marchetti, Indrakshi Dey
Reconfigurable intelligent surfaces (RIS) enable programmable control of wireless propagation but remain vulnerable to persistent deep fades in static deployments. This paper intro…
UAV-based Energy-Efficient Data Collection in Smart Grids with ISAC QoS Guarantees
Yibin Xie, Jin Zhao, Indrakshi Dey +1
Dynamic line rating (DLR) is a methodology that requires timely monitoring data to determine the real-time ampacity of power lines. However, DLR monitoring devices (MD) are vulnera…
Adaptive RSMA-OMA for Resilient MIMO Networks Under Imperfect CSI and SIC
Sayanti Ghosh, Indrakshi Dey, Nicola Marchetti
This paper addresses the challenge of power control in Rate-Splitting Multiple Access (RSMA) systems for downlink Multi-Input Multi-Output (MIMO) networks under practical impairmen…
Graph-Spectral Fusion of Wavelet Packets and Higher-Order Statistics for Anomaly Detection in Industrial IoT Networks
Surya Jayakumar, Indrakshi Dey
Industrial Internet of Things (IIoT) networks demand reliable anomaly detection under harsh wireless conditions, yet most detectors fail on four fronts: hostile fading, stealthy no…
Degeneracy-Aware Agent-Based Resource Allocation for Multi-User MIMO RSMA Network
Sayanti Ghosh, Indrakshi Dey, Nicola Marchetti
This paper proposes a pilot-aware, degeneracy-driven Agent-Based Modelling (ABM) framework for distributed resource allocation in RSMA-enabled multi-user MIMO systems under imperfe…
Wavelet-Packet-based Noise Signatures With Higher-Order Statistics for Anomaly Prediction
Indrakshi Dey, Ilias Cherkaoui, Mohamed Khalafalla Hassan
This note develops the first-ever noise-centric anomaly prediction method for a fused discrete-time signal. A Wavelet Packet Transform (WPT) provides a time--frequency expansion in…
Blockage-aware Hierarchical Codebook Design for RIS-Assisted Movable Antenna Systems
Yan Zhang, Indrakshi Dey, Nicola Marchetti
In this paper, we propose a novel blockage-aware hierarchical beamforming framework for movable antenna (MA) systems operating at millimeter-wave (mm-Wave) frequencies. While exist…
Optimizing Next Generation Wireless BAN with Prioritized Access for Heterogeneous Traffic
Shama Sidiqui, Indrakshi Dey
Efficient management of heterogeneous traffic with varying priorities is critical in Wireless Body Area Networks (WBANs). The priority mechanisms embedded in Media Access Control (…
Next-Generation MAC Technique for Priority Handling in Industrial Cyber-Physical Systems
Anwar Ahmed Khan, Farid Nait-Abdesselam, Indrakshi Dey
Next Generation Media Access Control (NGMA) techniques have been designed to support diverse applications with heterogeneous priorities. In industrial cyber-physical systems (CPS),…
Efficient Medium Access Control for Low-Latency Industrial M2M Communications
Anwar Ahmed Khan, Indrakshi Dey
Efficient medium access control (MAC) is critical for enabling low-latency and reliable communication in industrial Machine-to-Machine (M2M) net-works, where timely data delivery i…
IoT-Enabled Sleep Monitoring and Cognitive Assessment for Evaluating Teacher Well-Being
Anwar Ahmed Khan, Shama Siddiqui, Mehar Ullah +1
Sleep quality is an important indicator of the efficient cognitive function for high school teachers. Due to the high work stress and multi-tasking expectations, the teachers often…
A Study on Delay Assessment for Heterogenous Traffic in VANET
Shama Siddiqu, Indrakshi Dey
Vehicular Ad hoc Networks (VANETs) comprise of multi-priority hetero-genous nodes, both stationary and/or mobile. The data generated by these nodes may include messages relating to…
A Comparative Analysis of High-Level vs. Low-Level Simulations for Dynamic MAC Protocols in Wireless Sensor Networks
Shama Siddiqui, Anwar Ahmed Khan, Indrakshi Dey
Simulation studies are conducted at different levels of details for assessing the performance of Media Access Control (MAC) protocols in Wireless Sensor Networks (WSN). In the pres…
Delay Management Using Packet Fragmentation in Wireless Industrial Automation Systems
Anwar Ahmed Khan, Shama Siddiqui, Indrakshi Dey
Managing delay is one of the core requirements of industrial automation applications due to the high risk associated for equipment and human lives. Using efficient Media Access Con…
Wavelet Packet Division Multiplexing (WPDM)-Aided Industrial WSNs
Indrakshi Dey, Nicola Marchetti
Industrial Internet-of-Things (IIoT) involve multiple groups of sensors, each group sending its observations on a particular phenomenon to a central computing platform over a multi…
IoT Localization and Optimized Topology Extraction Using Eigenvector Synchronization
Indrakshi Dey, Nicola Marchetti
Internet-of-Things (IoT) devices are low size, weight and power (SWaP), low complexity and include sensors, meters, wearables and trackers. Transmitting information with high signa…
Transmit Power Optimization of IoT Devices over Incomplete Channel Information
Nirmal D. Wickramasinghe, Indrakshi Dey
Efficient resource allocation (RA) strategies within massive and dense Internet of Things (IoT) networks is one of the major challenges in the deployment of IoT-network based smart…