Expertini Research Research

Browse Research Papers

2,465+ open-access research outputs.

โœ• Clear
๐Ÿ” nir friedman ๐Ÿ“‚ Engineering
Showing 2465 results for "nir friedman" in Engineering
Engineering Preprint PDF DOI

Airspeed Forward-Invariance for Unpowered Fixed-Wing Aircraft

Huseyin Emre Tekaslan, Ella M. Atkins ยท 2026

Autonomous fixed-wing flight is becoming a key capability in aerial robotics, enabling sensing, mobility, and contingency operations across both small-scale Uncrewed Aircraft Systems and large-scale Aโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Hiding Secrets in the CSI Quotient: A Robust Wi-Fi CSI Steganography System

Jiamu Guo, Hailang Jia, Guanxiong Shen, Junqing Zhang, Linning Peng, Liquan Chen ยท 2026

Physical layer (PHY) steganography conceals secrets by making subtle modifications to transmitted radio waveforms, which can be applied to establish covert communication systems. Given the widespread โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Adaptive Multi-UAV Relay Deployment Framework in Satellite Aerial Ground Integrated Systems

Bhola, Yu-Jia Chen, Ashutosh Balakrishnan, Swades De, Li-Chun Wang ยท 2026

The sixth generation (6G) communication networks are expected to provide high data rates, ultra-reliable communication, and massive connectivity, especially in challenging environments such as dense uโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Strain in Sound: Soft Corrugated Tube for Local Strain Sensing with Acoustic Resonance

Michael Chun, Ananya Nukala, Tae Myung Huh ยท 2026

We present a soft corrugated tube sensor designed to estimate strain in each half segment. When air flows through the tube, the internal corrugated cavities induce pressure oscillations that excite thโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

A Gesture-Based Visual Learning Model for Acoustophoretic Interactions using a Swarm of AcoustoBots

Alex Lin, Lei Gao, Narsimlu Kemsaram, Sriram Subramanian ยท 2026

AcoustoBots are mobile acoustophoretic robots capable of delivering mid-air haptics, directional audio, and acoustic levitation, but existing implementations rely on scripted commands and lack an intuโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Geometry-Aware Networking for Low-Altitude Economy: Movable Antennas in Space-Air-Ground Integrated Systems

Heyou Liu, Bang Huang, Mohamed-Slim Alouini ยท 2026

Space--air--ground integrated networks (SAGINs) are emerging as a key foundation for future non-terrestrial networks (NTNs) and low-altitude economy services. However, their performance is increasinglโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Paradigm Shift from Statistical Channel Modeling to Digital Twin Prediction: An Environment-Generalizable ChannelLM for 6G AI-enabled Air Interface

Yichen Cai, Yuelong Qiu, Jianhua Zhang, Li Yu, Yuxiang Zhang, Zhen Zhang, Guangyi Liu ยท 2026

As 6G advances, ubiquitous connectivity and higher capacity requirements of the air interface pose substantial challenges for accurate and real-time wireless channel acquisition in diverse environmentโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Trajectory-Based Optimization for Air Traffic Control in the Terminal Maneuvering Area

Yutian Pang, Daniel Delahaye, John-Paul Clarke ยท 2026

We present a trajectory-based optimization framework for arrival sequencing and scheduling in the terminal maneuvering area (TMA). Unlike node-link scheduling models that reduce trajectories to time-dโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

An Innovation-Based Approach to Detect Stealthy Disturbance Attacks in Maritime Monitoring

Gabriele Oliva, Bianca Mazza, Roberto Setola ยท 2026

Modern maritime navigation and control systems rely on digital sensing, estimation, and communication pipelines that fuse GNSS, radar, inertial, and AIS data through approaches such as Kalman-filter-bโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Robust Resource Allocation in RIS-Assisted Wireless Networks Integrating NOMA and Over-the-Air Federated Learning

Saeid Pakravan, Mohsen Ahmadzadeh, Ming Zeng, Ghosheh Abed Hodtani, Xingwang Li, Ji Wang, Gongpu Wang ยท 2026

This paper addresses the critical issue of spectrum scarcity and the need to support diverse services, including communication and learning tasks, by presenting a reconfigurable intelligent surface (Rโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Safe Deep Reinforcement Learning for Building Heating Control and Demand-side Flexibility

Colin Juni, Mina Montazeri, Yi Guo, Federica Bellizio, Giovanni Sansavini, Philipp Heer ยท 2026

Buildings account for approximately 40% of global energy consumption, and with the growing share of intermittent renewable energy sources, enabling demand-side flexibility, particularly in heating, veโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

A Reconfigurable Pneumatic Joint Enabling Localized Selective Stiffening and Shape Locking in Vine-Inspired Robots

Ayodele James Oyejide, Ustaz A. Yaqub, Samir Erturk, Eray A. Baran, Fabio Stroppa ยท 2026

Vine-inspired robots achieve large workspace coverage through tip eversion, enabling safe navigation in confined and cluttered environments. However, their deployment in free space is fundamentally liโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Capacity Analysis of OFDM Systems with a Swarm of Network-Controlled Repeaters

Doga Evgur, Ozan Alp Topal, Ozlem Tugfe Demir ยท 2026

This paper investigates the uplink capacity of single-input single-output (SISO) systems assisted by a swarm of network-controlled repeaters (NCRs). We develop a rigorous wideband formulation based onโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Vision-and-Language Navigation for UAVs: Progress, Challenges, and a Research Roadmap

Hanxuan Chen, Jie Zheng, Siqi Yang, Tianle Zeng, Siwei Feng, Songsheng Cheng, Ruilong Ren, Hanzhong Guo, Shuai Yuan, Xiangyue Wang, Kangli Wang, Ji Pei ยท 2026

Vision-and-Language Navigation for Unmanned Aerial Vehicles (UAV-VLN) represents a pivotal challenge in embodied artificial intelligence, focused on enabling UAVs to interpret high-level human commandโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Robust Energy-Aware Routing for Air-Ground Cooperative Multi-UAV Delivery in Wind-Uncertain Environments

Tianshun Li, Hongliang Lu, Yanggang Sheng, Zhongzhen Wang, Haoang Li, Xinhu Zheng ยท 2026

Ensuring energy feasibility under wind uncertainty is critical for the safety and reliability of UAV delivery missions. In realistic truck-drone logistics systems, UAVs must deliver parcels and safelyโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Inexpensive Optical Projection Tomography on a Mobile Phone Platform

Gennifer T. Smith, James M. Sikes, Nicholas Dwork ยท 2026

This work presents an inexpensive optical projection tomography (OPT) system built on a mobile phone platform for three-dimensional optical microscopy. The system uses an iPhone camera together with aโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Pinching Antenna System-Assisted Hybrid AirComp-NOMA Uplink: Joint Precoding and Antenna Placement Optimization

Saeid Pakravan, Imene Trigui, Wessam Ajib, Wei-Ping Zhu ยท 2026

This paper studies a pinching antenna system (PAS)-assisted hybrid uplink architecture that integrates over-the-air computation (AirComp) and non-orthogonal multiple access (NOMA) to simultaneously suโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Air supply control for proton exchange membrane fuel cells without explicit modeling

Meziane Ait Ziane, Michel Zasadzinski, Cedric Join, Michel Fliess ยท 2026

Our objective is to study the performance and robustness of the model-free strategy for controlling the oxygen stoichiometry of a fuel cell air supply system with a proton exchange membrane. After revโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Deep Learning-Based Physical Layer Authentication Using 5G NR Sounding Reference Signals: A Temporal Generalization Study on Real Testbed Data

Sachinkumar B. Mallikarjun, Marvin Reski, Andreas Weinand, Hans D. Schotten ยท 2026

Physical Layer Authentication (PLA) exploits the spatial uniqueness of wireless channel characteristics in order to authenticate devices without recourse to higher-layer cryptographic protocols, whichโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

DBU-OFDM: A Trainable Deep Block-Unitary OFDM Waveform for Integrated Sensing and Communication

Cheng Luo, Luping Xiang, Hankun Zhang, Yi Luo, Chen Huang, Yi Zhang, Cheng-Xiang Wang, Kun Yang ยท 2026

Orthogonal frequency-division multiplexing (OFDM) is a dominant waveform in modern wireless systems, yet its high peak-to-average power ratio (PAPR) and limited adaptability hinder efficient support fโ€ฆ

Read Paper โ†’
Page 1 of 124 Next โ†’