Results 11 to 20 of about 13,044 (73)

Study on Mechanical Relaxations of 7075 (Al–Zn–Mg) and 2024 (Al–Cu–Mg) Alloys by Application of the Time-Temperature Superposition Principle

open access: yesAdvances in Materials Science and Engineering, 2017
The viscoelastic response of commercial Al–Zn–Mg and Al–Cu–Mg alloys was measured with a dynamic-mechanical analyzer (DMA) as a function of the temperature (from 30 to 425°C) and the loading frequency (from 0.01 to 150 Hz).
Jose I. Rojas   +2 more
doaj   +2 more sources

Optimal Allocation of Vaccine and Antiviral Drugs for Influenza Containment over Delayed Multiscale Epidemic Model considering Time-Dependent Transmission Rate. [PDF]

open access: yesComput Math Methods Med, 2021
In this study, two types of epidemiological models called “within host” and “between hosts” have been studied. The within‐host model represents the innate immune response, and the between‐hosts model signifies the SEIR (susceptible, exposed, infected, and recovered) epidemic model.
Abbasi Z   +6 more
europepmc   +2 more sources

Xarxes paral·leles i cartografies detectores: pràctiques socials i artístiques amb mitjans locatius

open access: yesArtnodes, 2009
La societat contemporània es desplaça cap a una «societat mòbil en xarxa» amb la consegüent transformació dels processos comunicatius dins de les ciutats.
Efraín Foglia
doaj   +1 more source

RFID Based Embedded System for Sustainable Food Management in an IoT Network Paradigm

open access: yesFuture Internet, 2019
A third of the food produced in the world ends up in the rubbish, enough to put an end to world hunger. On the other hand, society is increasingly concerned to bring healthy eating habits. A RFID (radio frequency identification) food management system is
Raúl Parada   +3 more
doaj   +1 more source

FOPI/FOPID Tuning Rule Based on a Fractional Order Model for the Process

open access: yesFractal and Fractional, 2022
This paper deals with the design of a control system based on fractional order models and fractional order proportional-integral-derivative (FOPID) controllers and fractional-order proportional-integral (FOPI) controllers.
Helber Meneses   +4 more
doaj   +1 more source

Estudia el grau en Enginyeria Electrònica de Telecomunicació a l’ETSETB

open access: yes, 2021
Coneixes el grau en Enginyeria Electrònica de Telecomunicació que s’imparteix a l’Escola Tècnica Superior d'Enginyeria de Telecomunicació de Barcelona? Vols saber per què estudiar aquest grau?

core   +1 more source

Model-Based Optimization Approach for PID Control of Pitch–Roll UAV Orientation

open access: yesMathematics, 2023
This study focuses on the modeling and control optimization of the pitch–roll angles orientation in a quad-rotor UAV (unmanned aerial vehicle) drone system.
Orlando Arrieta   +5 more
doaj   +1 more source

Estudia el grau en Enginyeria de Tecnologies i Serveis de Telecomunicació a l’ETSETB

open access: yes, 2021
Coneixes el grau en Enginyeria de Tecnologies i Serveis de Telecomunicació que s’imparteix a l’Escola Tècnica Superior d'Enginyeria de Telecomunicació de Barcelona? Vols saber per què estudiar aquest grau?

core   +1 more source

Robust Sliding Control of SEIR Epidemic Models

open access: yesMathematical Problems in Engineering, Volume 2014, Issue 1, 2014., 2014
This paper is aimed at designing a robust vaccination strategy capable of eradicating an infectious disease from a population regardless of the potential uncertainty in the parameters defining the disease. For this purpose, a control theoretic approach based on a sliding‐mode control law is used.
Asier Ibeas   +3 more
wiley   +1 more source

Extending Conceptual Schemas with Business Process Information

open access: yesAdvances in Software Engineering, Volume 2010, Issue 1, 2010., 2010
The specification of business processes is becoming a more and more critical aspect for organizations. Such processes are specified as workflow models expressing the logical precedence among the different business activities (i.e., the units of work). Typically, workflow models are managed through specific subsystems, called workflow management systems,
Marco Brambilla   +3 more
wiley   +1 more source

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