Expertini Research Research

Browse Research Papers

962+ open-access research outputs.

โœ• Clear
๐Ÿ” uca) ๐Ÿ“‚ Engineering
Showing 962 results for "uca)" in Engineering
Engineering Preprint PDF DOI

RIS-Assisted Joint Resource Allocation for 6G FR3 IoT Networks

Muddasir Rahim, Irfan Azam, Soumaya Cherkaoui ยท 2026

In sixth-generation (6G) networks, the deployment of large numbers of Internet of Things (IoT) users (IU) necessitates efficient resource utilization and reliable connectivity, making resource allocatโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

RFSS: A Multi-Standard RF Signal Source Separation Dataset with 3GPP-Standardized Channel and Hardware Impairments

Hao Chen, Rui Jin, Dayuan Tan ยท 2026

The coexistence of heterogeneous cellular standards (2G-5G) in shared spectrum demands sophisticated RF source separation techniques, yet no public dataset exists for data-driven research on this probโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

HARNESS: Lightweight Distilled Arabic Speech Foundation Models

Vrunda N. Sukhadia, Shammur Absar Chowdhury ยท 2026

Large self-supervised speech (SSL) models achieve strong downstream performance, but their size limits deployment in resource-constrained settings. We present HArnESS, an Arabic-centric self-superviseโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Joint Energy Efficiency Optimization for Uplink Multiuser Movable Antenna-Based Wireless Systems Assisted by Movable-Element RIS

Ayda Nodel Hokmabadi, Mohamed Elhattab, Chadi Assi ยท 2026

This paper investigates energy efficiency (EE) optimization for an uplink multiuser system assisted by a movable-element reconfigurable intelligent surface (ME-RIS) and a base station equipped with moโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

osmAG-Nav: A Hierarchical Semantic Topometric Navigation Stack for Robust Lifelong Indoor Autonomy

Yongqi Zhang, Jiajie Zhang, Chengqian Li, Fujing Xie, Soren Schwertfeger ยท 2026

The deployment of mobile robots in large-scale, multi-floor environments demands navigation systems that achieve spatial scalability without compromising local kinematic precision. Traditional navigatโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Weighted Sum-Rate Maximization for RIS-UAV-assisted Space-Air-Ground Integrated Network with RSMA

Jian He, Cong Zhou, Shuo Shi ยท 2026

In this paper, a rate-splitting multiple access (RSMA) based joint optimization framework for the space-air-ground integrated network (SAGIN) is proposed, where the satellite and base stations employ โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Stacked Intelligent Metasurfaces for Near-Field Multi-User Covert Communications

Ahmed M. Benaya, Ali A. Nasir, Khaled M. Rabie, Daniel B. da Costa ยท 2026

Reconfigurable intelligent surfaces have emerged as a cutting-edge technology for next-generation wireless communications that are capable of reconfiguring the wireless environment using a large numbeโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Energy-Efficient Velocity Profile Optimization for Movable Antenna-Enabled Sensing Systems

Jiannan Wang, Yuyi Mao, Xianghao Yu, Ying-Jun Angela Zhang ยท 2026

Movable antennas (MAs) enable the reconfiguration of array geometry within a bounded region to exploit sub-wavelength spatial degrees of freedom in wireless communication and sensing systems. However,โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Sparse Autoencoders as a Steering Basis for Phase Synchronization in Graph-Based CFD Surrogates

Yeping Hu, Ruben Glatt, Shusen Liu ยท 2026

Graph-based surrogate models provide fast alternatives to high-fidelity CFD solvers, but their opaque latent spaces and limited controllability restrict use in safety-critical settings. A key failure โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Aging States Estimation and Monitoring Strategies of Li-Ion Batteries Using Incremental Capacity Analysis and Gaussian Process Regression

Moritz Landwehr, Patrick Hoher, Johannes Reuter ยท 2026

Existing approaches for battery health forecasting often rely on extensive cycling histories and continuously monitored cells. In contrast, many real-world scenarios provide only sparse information, eโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Joint Sensing and Covert Communications in RIS-NOMA Systems

Jiayi Lei, Xidong Mu, Tiankui Zhang, Wenjun Xu, Ping Zhang ยท 2026

A reconfigurable intelligent surface (RIS)-assisted non-orthogonal multiple access (NOMA) system is investigated, where the transmitter (Alice) is a dual functional radar communication (DFRC) base staโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Terahertz Beam Squint Mitigation via Six-Dimensional Movable Antennas

Yike Xie, Weidong Mei, Dong Wang, Yingqi Wen, Zhi Chen, Jun Fang, Wei Guo, Boyu Ning ยท 2026

Analog beamforming holds great potential for future terahertz (THz) communications due to its ability to generate high-gain directional beams with low-cost phase shifters. However, conventional analogโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Secure Rate-Splitting and RIS Beamforming with Untrusted Energy Harvesting Receivers

Hamid Reza Hashempour, Le-Nam Tran, Duy H. N. Nguyen, Hien Quoc Ngo ยท 2026

We consider a reconfigurable intelligent surface (RIS)-assisted heterogeneous network comprising legitimate information-harvesting receivers (IHRs) and untrusted energy-harvesting receivers (UEHRs). Aโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Cluster-Specific Predictive Modeling: A Scalable Solution for Resource-Constrained Wi-Fi Controllers

Gianluca Fontanesi, Luca Barbieri, Lorenzo Galati Giordano, Alfonso Fernandez Duran, Thorsten Wild ยท 2026

This manuscript presents a comprehensive analysis of predictive modeling optimization in managed Wi-Fi networks through the integration of clustering algorithms and model evaluation techniques. The stโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

High-Endurance UCAV Propulsion System: A 1-D CNN-Based Real-Time Fault Classification for Tactical-Grade IPMSM Drive

Tahmin Mahmud ยท 2026

High-performance propulsion for mission-critical applications demands unprecedented reliability and real-time fault resilience. Conventional diagnostic methods (signal-based analysis and standard ML mโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Supervised Contrastive Learning Framework for Electroencephalography-based Air-writing Recognition

Anant Jain, Ayush Tripathi ยท 2026

Electroencephalography (EEG) - based air-writing recognition offers a human-computer interaction paradigm by decoding neural activity associated with handwriting movements. Despite its potential, reliโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Secure Cell-Free Massive MIMO ISAC Systems: Joint AP Selection and Power Allocation Against Eavesdropping

Ruiguang Wang, Takumi Takahashi, Hideki Ochiai ยท 2026

This paper investigates a cell-free massive multiple-input-multiple-output (CF-mMIMO) integrated sensing and communication (ISAC) system that addresses the critical challenge of information leakage toโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Design of Uplink ISAC Systems with Cooperative Sensing: Power Control and Receive Beamforming

Ling He, Vaibhav Kumar, Roberto Bomfin, Yingyang Chen, Miaowen Wen, Marwa Chafii ยท 2026

Integrated sensing and communication (ISAC) has emerged as a key paradigm for next-generation wireless systems, which allows wireless resources to be used for data transmission and target sensing simuโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

RSMA-Assisted Multi-Functional 6G: Integrated Sensing, Communication, and Powering

Xiaoxuan Jiang, Yijie Mao ยท 2026

Integrated sensing, communication, and powering (ISCAP) has emerged as a promising solution for enabling multi-functionality in 6G networks. However, it poses a significant challenge in the design of โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Array Geometry-Centric Axial Sidelobe Interference Analysis for Near-Field Multi-User MIMO

Ahmed Hussain, Asmaa Abdallah, Abdulkadir Celik, Ahmed M. Eltawil ยท 2026

With the deployment of large antenna arrays at high-frequency bands, future wireless communication systems are likely to operate in the radiative near-field (NF). Unlike far-field beam steering, NF beโ€ฆ

Read Paper โ†’
โ† Prev Page 2 of 49 Next โ†’