Results 71 to 80 of about 2,776,634 (316)

A quasi‐differential type event‐triggered model predictive control for perturbed continuous linear systems with constraints

open access: yesIET Control Theory & Applications, 2021
A quasi‐differential type event‐triggered model predictive control (ET‐MPC) framework for continuous‐time linear systems with additional disturbances is constructed.
Zhongxian Xu   +3 more
doaj   +1 more source

Advanced Feedback Linearization Control for Tiltrotor UAVs: Gait Plan, Controller Design, and Stability Analysis [PDF]

open access: yesarXiv, 2023
Three challenges, however, can hinder the application of Feedback Linearization: over-intensive control signals, singular decoupling matrix, and saturation. Activating any of these three issues can challenge the stability proof. To solve these three challenges, first, this research proposed the drone gait plan.
arxiv  

Multiplier theory for stability analysis of anti-windup control systems [PDF]

open access: yesProceedings of 1995 34th IEEE Conference on Decision and Control, 1999
Applies the passivity theorem with appropriate choice of multipliers to develop sufficient conditions for stability of the anti-windup bumpless transfer (AWBT) framework presented in Kothare et al. (1994). For particular choices of the multipliers, the authors show that these tests can be performed using convex optimization over linear matrix ...
Manfred Morari, Mayuresh V. Kothare
openaire   +3 more sources

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

Intelligent control of a single‐link flexible manipulator using sliding modes and artificial neural networks

open access: yesElectronics Letters, 2021
This letter presents a new intelligent control scheme for the accurate trajectory tracking of flexible link manipulators. The proposed approach is mainly based on a sliding mode controller for underactuated systems with an embedded artificial neural ...
Gabriel da Silva Lima   +3 more
doaj   +1 more source

On Robust Stability of Multivariable Interval Control Systems [PDF]

open access: yesarXiv, 2005
This paper studies robustness of MIMO control systems with parametric uncertainties, and establishes a lower dimensional robust stability criterion. For control systems with interval transfer matrices, we identify the minimal testing set whose stability can guarantee the stability of the entire uncertain set.
arxiv  

Surfaceome: a new era in the discovery of immune evasion mechanisms of circulating tumor cells

open access: yesMolecular Oncology, EarlyView.
In the era of immunotherapies, many patients either do not respond or eventually develop resistance. We propose to pave the way for proteomic analysis of surface‐expressed proteins called surfaceome, of circulating tumor cells. This approach seeks to identify immune evasion mechanisms and discover potential therapeutic targets. Circulating tumor cells (
Doryan Masmoudi   +3 more
wiley   +1 more source

The occurrence mechanism and damping method of ultra‐low‐frequency oscillations

open access: yesIET Renewable Power Generation, 2021
The ultra‐low‐frequency oscillation (ULFO) problem has reappeared in China recently. Although the hydraulic generator is supposed to have a strong connection to this problem, the conditions for ULFO appearance and detailed reasons are not clear yet.
Peng Wang   +6 more
doaj   +1 more source

A comparative study of circulating tumor cell isolation and enumeration technologies in lung cancer

open access: yesMolecular Oncology, EarlyView.
Lung cancer cells were spiked into donor blood to evaluate the recovery rates of the following circulating tumor cell (CTC) enrichment technologies: CellMag™, EasySep™, RosetteSep™, Parsortix® PR1, and Parsortix® Prototype systems. Each method's advantages and disadvantages are described.
Volga M Saini   +11 more
wiley   +1 more source

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