Results 91 to 100 of about 82,330 (304)

Safety verification of a fault tolerant reconfigurable autonomous goal-based robotic control system [PDF]

open access: yes, 2007
Fault tolerance and safety verification of control systems are essential for the success of autonomous robotic systems. A control architecture called Mission Data System (MDS), developed at the Jet Propulsion Laboratory, takes a goal-based control ...
Braman, Julia M. B.   +2 more
core   +1 more source

Influenza Vaccination Responses in Disabled Stroke Patients: A Single‐Center Prospective Observational Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective This study aimed to investigate the immunological response to influenza vaccination, the incidence and severity of influenza infection, and the side effects of the vaccination in patients with ischemic stroke. Methods This prospective observational study was conducted between 2023 and 2024 at Ramathibodi Hospital.
Achiraya Pakngao   +5 more
wiley   +1 more source

Evaluation of Digital Technologies for Home‐Based Assessment in People With Amyotrophic Lateral Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Digital technologies hold promise for transforming healthcare by enhancing personalized treatments and offer valuable opportunities to improve patient care. Here, we evaluated several novel, self‐administered, home‐based, digital endpoints for their association with corresponding conventional standard clinical measures (primary) in ...
Arne Mueller   +14 more
wiley   +1 more source

Integrated design of fault diagnosis and active fault-tolerant control for submarine control systems [PDF]

open access: yes, 2015
潜艇是展示国家军事实力的一个重要法宝,在现代和未来的海战中有着举足轻重的作用。软件漏洞问题、线路意外故障、人为恶意损毁、器件容易老化、操作有误以及外界不可避免的灾害等原因都会导致潜艇控制系统发生故障。因此在考虑控制器的设计时必需将执行器故障因素考虑进去这样得到的控制器才能有效应对潜艇不可预知的故障情况。本文以潜艇垂直面运动模型作为研究的控制系统,提出了两种集成故障诊断与容错控制设计方案。其中,故障诊断技术中采用结合观测器与自适应参数跟踪的基于模型的故障诊断方法 ...
王菲
core  

Active sensor fault tolerant output feedback tracking control for wind turbine systems via T-S model [PDF]

open access: yes, 2014
This paper presents a new approach to active sensor fault tolerant tracking control (FTTC) for offshore wind turbine (OWT) described via Takagi–Sugeno (T–S) multiple models.
Patton, Ron J., Shaker, Montadher Sami
core   +1 more source

Robust active fault-tolerant control for internal combustion gas engine for air–fuel ratio control with statistical regression-based observer model

open access: yesMeasurement + Control, 2019
Fault-tolerant control systems are utilized in safety and critical applications to achieve greater reliability and availability for continued operation despite faults in the system components.
Arslan Ahmed Amin   +1 more
doaj   +1 more source

Active Fault-Tolerant Control of a Quadcopter against Time-Varying Actuator Faults and Saturations Using Sliding Mode Backstepping Approach

open access: yesApplied Sciences, 2019
Fault-tolerant control is becoming an interesting topic because of its reliability and safety. This paper reports an active fault-tolerant control method for a quadcopter unmanned aerial vehicle (UAV) to handle actuator faults, disturbances, and input ...
Ngoc Phi Nguyen, Sung Kyung Hong
doaj   +1 more source

Implementing fault tolerant applications using reflective object-oriented programming [PDF]

open access: yes, 1995
: Shows how reflection and object-oriented programming can be used to ease the implementation of classical fault tolerance mechanisms in distributed applications.
Fabre, Jean-Charles   +4 more
core   +1 more source

Additive Gaussian Process Regression for Predictive Design of High‐Performance, Printable Silicones

open access: yesAdvanced Engineering Materials, EarlyView.
A chemistry‐aware design framework for tuning printable polydimethylsiloxane (PDMS) for vat photopolymerization (VPP) is developed using additive Gaussian process (GP) modeling. Polymer network mechanics informs variable groupings, feasible formulation constraints, and interaction variables.
Roxana Carbonell   +3 more
wiley   +1 more source

Fault-Tolerant Model Predictive Control for Autonomous Underwater Vehicles Considering Unknown Disturbances

open access: yesJournal of Marine Science and Engineering
This paper presents a fault-tolerant model predictive control approach for cross-rudder autonomous underwater vehicles to achieve heading control, considering rudder stuck faults and unknown disturbances.
Yimin Chen   +4 more
doaj   +1 more source

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