Results 101 to 110 of about 497,650 (279)

Computationally Efficient Trajectory Optimization for Linear Control Systems with Input and State Constraints

open access: yes, 2012
This paper presents a trajectory generation method that optimizes a quadratic cost functional with respect to linear system dynamics and to linear input and state constraints.
Kennel, Ralph, Stumper, Jean-Francois
core   +1 more source

Acute caffeine treatment protects the developing retina from ischemia‐induced cell death

open access: yesFEBS Open Bio, EarlyView.
Caffeine reduces cell death in the developing retina under ischemia (OGD). This effect does not involve BDNF upregulation or antioxidant pathways (NRF2/VEGF). Neuroprotection occurs mainly through adenosine A2A receptor antagonism, decreasing glutamate release and excitotoxicity, highlighting caffeine's potential as an acute neuroprotective agent in ...
Amanda Alves Nascimento   +6 more
wiley   +1 more source

Design of Controller for MMC-RPC Based on Differential Flatness Control Theory

open access: yes机车电传动, 2017
In order to improve the anti-disturbance performance and achieve more accurate control effect of MMC-RPC, a dynamic mathematical model was established for the railway static power conditioner (RPC) by using the modular multilevel converter (MMC ...
SONG Pinggang   +4 more
doaj  

Feedback control for steering support system based on flatness and particle swarm optimization

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2016
In this study we give a feedback control method for steering support system. In this method we consider the stability of the path tracking control system under the limitation of steering angle, so that drivers can drive safer and more comfortable.
Michihiro KAWANISHI   +3 more
doaj   +1 more source

Early‐life high‐fat diet exposure increases Achilles tendon stiffness and induces transcriptomic alterations

open access: yesFEBS Open Bio, EarlyView.
Early‐life exposure to a high‐fat diet altered intact Achilles tendons in rat offspring, making them thinner, stiffer, and molecularly distinct even without injury. These findings suggest that developmental high‐fat diet exposure may impair tendon quality and increase susceptibility to mechanical overload or tendon injury later in life.
Heyong Yin   +3 more
wiley   +1 more source

On the Robust Control of DC/DC Buck-Parallel Converter

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2018
This paper presents the design and implementation of robust controller for DC/DC Buck–Parallel Converter under the perspective of differential flatness and active disturbance rejection control based on extended state observer or GPI.
Esteban Osvaldo Guerrero Ramírez   +4 more
doaj   +1 more source

A Satisfiability Modulo Theory Approach to Secure State Reconstruction in Differentially Flat Systems Under Sensor Attacks [PDF]

open access: yes, 2015
We address the problem of estimating the state of a differentially flat system from measurements that may be corrupted by an adversarial attack. In cyber-physical systems, malicious attacks can directly compromise the system's sensors or manipulate the ...
Bezzo, Nicola   +5 more
core   +1 more source

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

RoundMi: A quantitative method to analyze mitochondrial morphology in mitotic cells

open access: yesFEBS Open Bio, EarlyView.
RoundMi is a workflow for rapid analysis of mitochondrial morphology in mitotic cells. By combining adaptive preprocessing with automated segmentation and quantification, it enables accurate measurements from single focal plane images, reducing acquisition time and computational demands while remaining compatible with high‐throughput fixed and live ...
Elmira Parvindokht Bararpour   +2 more
wiley   +1 more source

Robustness Analysis with Respect to Exogenous Perturbations for Flatness-Based Exact Feedforward Linearization

open access: yes, 2009
A methodology to analyze robustness with respect to exogenous perturbations for exact feedforward linearization based on differential flatness is presented.
Emmanuel, Delaleau, Veit, Hagenmeyer
core   +1 more source

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