Research papers
5,883 papers · NASA NTRS, NTSB, FAA CAMI
NASA NTRS · 1,269 NTSB Safety Studies · 12 NTSB Aircraft Accident Reports · 17 Embry-Riddle Scholarly Commons · 1,993
5,883 matches
- arXiv 2023 ARXIV arXiv preprint
ColibriUAV: An Ultra-Fast, Energy-Efficient Neuromorphic Edge Processing UAV-Platform with Event-Based and Frame-Based Cameras
The interest in dynamic vision sensor (DVS)-powered unmanned aerial vehicles (UAV) is raising, especially due to the microsecond-level reaction time of the bio-inspired event sensor, which increases robustness and reduce…
- arXiv 2023 ARXIV arXiv preprint
Modelling, Analysis and Control of OmniMorph: an Omnidirectional Morphing Multi-rotor UAV
This paper introduces for the first time the design, modelling, and control of a novel morphing multi-rotor Unmanned Aerial Vehicle (UAV) that we call the OmniMorph.
- arXiv 2023 ARXIV arXiv preprint
Residual Dynamics Learning for Trajectory Tracking for Multi-rotor Aerial Vehicles
This paper presents a technique to cope with the gap between high-level planning, e.g., reference trajectory tracking, and low-level controlling using a learning-based method in the plan-based control paradigm.
- arXiv 2023 ARXIV arXiv preprint
Thin-Film-Mediated Deformation of Droplet during Cryopreservation
Freezing of dispersions is omnipresent in science and technology. While the passing of a freezing front over a solid particle is reasonably understood, this is not so for soft particles.
- arXiv 2023 ARXIV arXiv preprint
Time-Fuel-Optimal Navigation of a Commercial Aircraft in Cruise with Heading and Throttle Controls using Pontryagin's Maximum Principle
In this research, we consider the commercial aircraft trajectory optimization problem for a general cruise model with arbitrary spatial wind fields to be solved using the Pontryagin maximum principle.
- arXiv 2023 ARXIV arXiv preprint
Physics-Assisted Reduced-Order Modeling for Identifying Dominant Features of Transonic Buffet
Transonic buffet is a flow instability phenomenon that arises from the interaction between the shock wave and the separated boundary layer.
- arXiv 2023 ARXIV arXiv preprint
Integrated Guidance and Gimbal Control for Coverage Planning With Visibility Constraints
Coverage path planning with unmanned aerial vehicles (UAVs) is a core task for many services and applications including search and rescue, precision agriculture, infrastructure inspection and surveillance.
- arXiv 2023 ARXIV arXiv preprint
One-Shot Strategically Deconflicted Route and Operational Volume Generation for Urban Air Mobility Operations
In the UAM space, strategic deconfliction provides an all-essential layer to airspace automation by providing safe, pre-emptive deconfliction or assignment of airspace resources to airspace users pre-flight.
- arXiv 2023 ARXIV arXiv preprint
A Reinforcement Learning Approach for Robust Supervisory Control of UAVs Under Disturbances
In this work, we present an approach to supervisory reinforcement learning control for unmanned aerial vehicles (UAVs). UAVs are dynamic systems where control decisions in response to disturbances in the environment have…
- arXiv 2023 ARXIV arXiv preprint
Integrated Conflict Management for UAM with Strategic Demand Capacity Balancing and Learning-based Tactical Deconfliction
Urban air mobility (UAM) has the potential to revolutionize our daily transportation, offering rapid and efficient deliveries of passengers and cargo between dedicated locations within and around the urban environment.
- Semantic Scholar 2023 Article (Drones)
Advanced Air Mobility Operation and Infrastructure for Sustainable Connected eVTOL Vehicle
Advanced air mobility (AAM) is an emerging sector in aviation aiming to offer secure, efficient, and eco-friendly transportation utilizing electric vertical takeoff and landing (eVTOL) aircraft.
- arXiv 2023 ARXIV arXiv preprint
Design and Implementation of Emergency Simulated Lighting System Based on Tello UAV
In recent years, with the increasing maturity of UAV technology, the application of UAV in the civilian field has seen explosive growth due to their low cost, high flexibility, and wide adaptability.
- arXiv 2023 ARXIV arXiv preprint
A Stochastic Compound Failure Model for Testing Resilience of Autonomous Fixed-Wing Aircraft I: Formulation and Simulation
This paper presents a Markov chain model to dynamically emulate the effects of adverse (failure) flight conditions on fixed-wing, autonomous aircraft system actuators.
- arXiv 2023 ARXIV arXiv preprint
Heterogeneous Unmanned Aerial Vehicles Cooperative Search Approach for Complex Environments
This paper studies a heterogeneous Unmanned Aerial Vehicles (UAVs) cooperative search approach suitable for complex environments. In the application, a fixed-wing UAV drops rotor UAVs to deploy the cluster rapidly.
- arXiv 2023 ARXIV arXiv preprint
A Simulator for Fully-Actuated UAVs
This workshop paper presents the challenges we encountered when simulating fully-actuated Unmanned Aerial Vehicles (UAVs) for our research and the solutions we developed to overcome the challenges.
- arXiv 2023 ARXIV arXiv preprint
Dynamic Routing in Stochastic Urban Air Mobility Networks: A Markov Decision Process Approach
Urban air mobility (UAM) is an emerging concept in short-range aviation transportation, where the aircraft will take off, land, and charge their batteries at a set of vertistops, and travel only through a set of flight c…
- arXiv 2023 ARXIV arXiv preprint
Robust Power Allocation for UAV-aided ISAC Systems with Uncertain Location Sensing Errors
Unmanned aerial vehicle (UAV) holds immense potential in integrated sensing and communication (ISAC) systems for the Internet of Things (IoT).
- arXiv 2023 ARXIV arXiv preprint
Proxy-based Super Twisting Control Algorithm for Aerial Manipulators
Aerial manipulators are composed of an aerial multi-rotor that is equipped with a 6-DOF servo robot arm. To achieve precise position and attitude control during the arm's motion, it is critical for the system to have hig…
- arXiv 2023 ARXIV arXiv preprint
A Digital Twin Empowered Lightweight Model Sharing Scheme for Multi-Robot Systems
Multi-robot system for manufacturing is an Industry Internet of Things (IIoT) paradigm with significant operational cost savings and productivity improvement, where Unmanned Aerial Vehicles (UAVs) are employed to control…
- arXiv 2023 ARXIV arXiv preprint
Infrastructural Requirements and Regulatory Challenges of a Sustainable Urban Air Mobility Ecosystem
The United Nations has long put on the discussion agenda the sustainability challenges of ur- banization, which have both direct and indirect effects on future regulation strategies.
- Embry-Riddle Scholarly Commons 2023 ERAU Industry report (AQRR)
Airline Quality Rating 2023
The Airline Quality Rating (AQR) was developed and first announced in early 1991 as an objective method for assessing airline quality on combined multiple performance criteria.
- arXiv 2023 ARXIV arXiv preprint
Model-free Motion Planning of Autonomous Agents for Complex Tasks in Partially Observable Environments
Motion planning of autonomous agents in partially known environments with incomplete information is a challenging problem, particularly for complex tasks.
- Semantic Scholar 2023 Article (Virtual Reality)
Designing augmented reality for future commercial aviation: a user-requirement analysis with commercial aviation pilots
Augmented reality (AR) capable head-mounted displays (HMDs) have been proposed as technological enablers of several complex future flight concepts, which will bring accompanying pilot situation awareness (SA) and operati…
- arXiv 2023 ARXIV arXiv preprint
Fault Tolerant Super Twisting Sliding Mode Control of a Quadrotor UAV Using Control Allocation
In this study, a fault-tolerant super-twisting sliding mode controller with a control allocation system for a quadrotor aircraft is proposed.
- arXiv 2023 ARXIV arXiv preprint
Quantum Computing Applications for Flight Trajectory Optimization
Major players in the global aerospace industry are shifting their focus toward achieving net carbon-neutral operations by 2050. A considerable portion of the overall carbon emission reduction is expected to come from new…
- arXiv 2023 ARXIV arXiv preprint
Green UAV-enabled Internet-of-Things Network with AI-assisted NOMA for Disaster Management
Unmanned aerial vehicle (UAV)-assisted communication is becoming a streamlined technology in providing improved coverage to the internet-of-things (IoT) based devices.
- Semantic Scholar 2023 Article (Journal of Clinical Medicine)
Determining Factors of Alarm Fatigue among Nurses in Intensive Care Units—A Polish Pilot Study
Introduction: With the development of medical technology, clinical alarms from various medical devices, which are rapidly increasing, are becoming a new problem in intensive care units.
- arXiv 2023 ARXIV arXiv preprint
Large-scale multidisciplinary design optimization of the NASA lift-plus-cruise concept using a novel aircraft design framework
The conceptual design of eVTOL aircraft is a high-dimensional optimization problem that involves large numbers of continuous design parameters.
- arXiv 2023 ARXIV arXiv preprint
Fault-tolerant Control of an Over-actuated UAV Platform Built on Quadcopters and Passive Hinges
Propeller failure is a major cause of multirotor Unmanned Aerial Vehicles (UAVs) crashes. While conventional multirotor systems struggle to address this issue due to underactuation, over-actuated platforms can continue f…
- Semantic Scholar 2023 Article (Pilot and Feasibility Studies)
Effect of transcutaneous auricular vagal nerve stimulation on the fatigue syndrome in patients with gastrointestinal cancers — FATIVA: a randomized, placebo-controlled pilot study protocol
Background Cancer-related fatigue (CRF) is defined as a “distressing, persistent, subjective sense of physical, emotional, and/or cognitive tiredness or exhaustion related to cancer or cancer treatment that is not propor…
- arXiv 2023 ARXIV arXiv preprint
UAV-based Receding Horizon Control for 3D Inspection Planning
Nowadays, unmanned aerial vehicles or UAVs are being used for a wide range of tasks, including infrastructure inspection, automated monitoring and coverage.
- NASA NTRS 2023 ARC Book Chapter
Sleep Issues in Aviation and Space
This article describes the factors that cause sleep issues in aviation and spaceflight. There are many causes of sleep disruption that are common to both domains, including, irregular schedules, circadian misalignment, a…
- Semantic Scholar 2023 Article (Machines)
Intelligent Fault Diagnosis of an Aircraft Fuel System Using Machine Learning—A Literature Review
The fuel system, which aims to provide sufficient fuel to the engine to maintain thrust and power, is one of the most critical systems in the aircraft.
- arXiv 2023 ARXIV arXiv preprint
Energy-Efficient UAV Communications in the Presence of Wind: 3D Modeling and Trajectory Design
The rapid development of unmanned aerial vehicle (UAV) technology provides flexible communication services to terrestrial nodes. Energy efficiency is crucial to the deployment of UAVs, especially rotary-wing UAVs whose p…
- arXiv 2023 ARXIV arXiv preprint
Communications-Aware Robotics: Challenges and Opportunities
The use of Unmanned Ground Vehicles (UGVs) and Unmanned Aerial Vehicles (UAVs) has seen significant growth in the research community, industry, and society.
- NASA NTRS 2023 ARC Presentation
Nasa Pilot Fatigue Research: Past, Present & Future
Pilot fatigue research at NASA Ames has a long history, initiated by a Congressional request to investigate the magnitude of fatigue, sleep loss and circadian disruption in flight operations, and how these factors impact…
- arXiv 2023 ARXIV arXiv preprint
Coverage analysis of Tethered UAV-assisted Large Scale Cellular Networks
One of the major challenges slowing down the use of unmanned aerial vehicles (UAVs) as aerial base stations (ABSs) is the limited on-board power supply which reduces the UAV's flight time.
- Semantic Scholar 2023 Article (International Journal of Aerospace Engineering)
Analysis of Single-Pilot Intention Modeling in Commercial Aviation
With the continual enhancement of the onboard avionics, the minimum flight crew has been downsized from five to two-person crew mode, and reduced crew operation has drawn extensive attention from aviation experts.
- Semantic Scholar 2023 Article (Brain Communications)
Transcranial direct current stimulation for post-COVID fatigue: a randomized, double-blind, controlled pilot study
Abstract Fatigue is one of the most frequent and disabling symptoms of the post-COVID syndrome. In this study, we aimed to assess the effects of transcranial direct current stimulation on fatigue severity in a group of p…
- arXiv 2023 ARXIV arXiv preprint
Visual anemometry: physics-informed inference of wind for renewable energy, urban sustainability, and environmental science
Accurate measurements of atmospheric flows at meter-scale resolution are essential for a broad range of sustainability applications, including optimal design of wind and solar farms, safe and efficient urban air mobility…
- arXiv 2023 ARXIV arXiv preprint
Bionic Collapsible Wings in Aquatic-aerial Robot
The concept of aerial-aquatic robots has emerged as an innovative solution that can operate both in the air and underwater. Previous research on the design of such robots has been mainly focused on mature technologies su…
- NASA NTRS 2023 GRC Conference Paper
An MBSE Framework to Identify Regulatory Gaps for Electrified Transport Aircraft
A typical aircraft certification process consists of obtaining a type, production, airworthiness, and continued airworthiness certificates.
- arXiv 2023 ARXIV arXiv preprint
Towards Automated 3D Search Planning for Emergency Response Missions
The ability to efficiently plan and execute automated and precise search missions using unmanned aerial vehicles (UAVs) during emergency response situations is imperative.
- arXiv 2023 ARXIV arXiv preprint
Interference-Aware Deployment for Maximizing User Satisfaction in Multi-UAV Wireless Networks
In this letter, we study the deployment of Unmanned Aerial Vehicle mounted Base Stations (UAV-BSs) in multi-UAV cellular networks. We model the multi-UAV deployment problem as a user satisfaction maximization problem, th…
- arXiv 2023 ARXIV arXiv preprint
SwarmGear: Heterogeneous Swarm of Drones with Reconfigurable Leader Drone and Virtual Impedance Links for Multi-Robot Inspection
The continuous monitoring by drone swarms remains a challenging problem due to the lack of power supply and the inability of drones to land on uneven surfaces.
- arXiv 2023 ARXIV arXiv preprint
Coarse Grained FLS-based Processor with Prognostic Malfunction Feature for UAM Drones using FPGA
Many overall safety factors need to be considered in the next generation of Urban Air Mobility (UAM) systems and addressing these can become the anchor point for such technology to reach consent for worldwide application…
- arXiv 2023 ARXIV arXiv preprint
Prediction-Based Leader-Follower Rendezvous Model Predictive Control with Robustness to Communication Losses
In this paper we propose a novel distributed model predictive control (DMPC) based algorithm with a trajectory predictor for a scenario of landing of unmanned aerial vehicles (UAVs) on a moving unmanned surface vehicle (…
- arXiv 2023 ARXIV arXiv preprint
Investigation of risk-aware MDP and POMDP contingency management autonomy for UAS
Unmanned aircraft systems (UAS) are being increasingly adopted for various applications. The risk UAS poses to people and property must be kept to acceptable levels.
- arXiv 2023 ARXIV arXiv preprint
Seismic signals generated at a water-ice interface from smoothed particle hydrodynamic simulations
The field of ice sheet, ice shelf and glacier-related seismology, cryoseismology, has seen rapid development in recent years. As concern grows for the implications of change in the great ice sheets of Greenland and Antar…
- Semantic Scholar 2023 Article (EClinicalMedicine)
Efficacy and tolerability of an endogenous metabolic modulator (AXA1125) in fatigue-predominant long COVID: a single-centre, double-blind, randomised controlled phase 2a pilot study
Summary Background ‘Long COVID’ describes persistent symptoms, commonly fatigue, lasting beyond 12 weeks following SARS-CoV-2 infection.