Results 41 to 50 of about 896,969 (285)

Efficient Sensitivity-Based Cooperation Concept for Hierarchical Multilayer Process Automation of Steam-Powered Plants

open access: yesIEEE Access, 2022
Hierarchical optimization architectures are typically employed to manage industrial steam processes efficiently. The key challenge today is to find a near global optimum despite these subdivided automation structures.
Dominik Pernsteiner   +4 more
doaj   +1 more source

New insights on stochastic reachability [PDF]

open access: yes, 2008
In this paper, we give new characterizations of the stochastic reachability problem for stochastic hybrid systems in the language of different theories that can be employed in studying stochastic processes (Markov processes, potential theory, optimal ...
Bujorianu, L.M., Lygeros, J.
core   +2 more sources

Networked Control With Stochastic Scheduling

open access: yesIEEE Transactions on Automatic Control, 2015
This note develops the time-delay approach to networked control systems with scheduling protocols, variable delays and variable sampling intervals. The scheduling of sensor communication is defined by a stochastic protocol. Two classes of protocols are considered. The first one is defined by an independent and identically-distributed stochastic process.
Kun Liu 0002   +2 more
openaire   +3 more sources

TIME-SERIES ANALYSIS AND MODELLING TO PREDICT AVIATION SAFETY PERFORMANCE INDEX [PDF]

open access: yesTransport Problems, 2017
Safety performance index is a tool with the potential to grasp the intangible domain of aviation safety, based on quantification of meaningful aviation safety system properties.
Andrej LALIŠ
doaj   +1 more source

Stochastic Satbility and Performance Robustness of Linear Multivariable Systems [PDF]

open access: yes, 1990
Stochastic robustness, a simple technique used to estimate the robustness of linear, time invariant systems, is applied to a single-link robot arm control system. Concepts behind stochastic stability robustness are extended to systems with estimators and
Ryan, Laurie E., Stengel, Robert F.
core   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Stochastic Robustness: Towards a Comprehensive Robustness Tool [PDF]

open access: yes, 1990
Stochastic robustness is a simple technique to determine the robustness of linear, time-invariant systems by Monte Carlo methods. Stochastic stability robustness has been described previously.
Ray, Laurie Ryan
core   +1 more source

Stochastic Maximum Principle for a PDEs with noise and control on the boundary

open access: yes, 2011
In this paper we prove necessary conditions for optimality of a stochastic control problem for a class of stochastic partial differential equations that is controlled through the boundary.
Guatteri, Giuseppina
core   +1 more source

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

Stochastic Maximum Principle for Optimal Control ofPartial Differential Equations Driven by White Noise

open access: yes, 2017
We prove a stochastic maximum principle ofPontryagin's type for the optimal control of a stochastic partial differential equationdriven by white noise in the case when the set of control actions is convex.
Fuhrman, Marco   +2 more
core   +3 more sources

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