Jove
Visualize
Contáctanos

Videos de Conceptos Relacionados

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving01:29

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving

100
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
100
Mechanistic Models: Overview of Compartment Models01:21

Mechanistic Models: Overview of Compartment Models

160
Mechanistic models, a category encompassing both physiological and compartmental modeling, differ from empirical models' approaches to incorporating known factors about the systems being modeled. Empirical models describe data with minimal assumptions, while mechanistic models aim to provide a robust description of available data by specifying assumptions and integrating known factors about the system. Compartmental analysis is a key example of a mechanistic model in pharmacokinetics and...
160
Mechanistic Models: Compartment Models in Individual and Population Analysis01:23

Mechanistic Models: Compartment Models in Individual and Population Analysis

86
Mechanistic models are utilized in individual analysis using single-source data, but imperfections arise due to data collection errors, preventing perfect prediction of observed data. The mathematical equation involves known values (Xi), observed concentrations (Ci), measurement errors (εi), model parameters (ϕj), and the related function (ƒi) for i number of values. Different least-squares metrics quantify differences between predicted and observed values. The ordinary least...
86
Multi-input and Multi-variable systems01:22

Multi-input and Multi-variable systems

149
Cruise control systems in cars are designed as multi-input systems to maintain a driver's desired speed while compensating for external disturbances such as changes in terrain. The block diagram for a cruise control system typically includes two main inputs: the desired speed set by the driver and any external disturbances, such as the incline of the road. By adjusting the engine throttle, the system maintains the vehicle's speed as close to the desired value as possible.
In the absence...
149
Laminar Flow: Problem Solving01:24

Laminar Flow: Problem Solving

252
Laminar flow occurs when a fluid moves smoothly in parallel layers with minimal mixing and turbulence. In fluid mechanics, ensuring laminar flow within a pipe is essential for precise control of flow characteristics, especially in engineering applications. The key factor in determining whether flow remains laminar is the Reynolds number, a dimensionless quantity that depends on the fluid's velocity, density, viscosity, and the pipe's diameter. A Reynolds number of 2100 or lower...
252
Block Diagram Reduction01:22

Block Diagram Reduction

285
The process of deriving the transfer function of a control system often involves reducing its block diagram to a single block. This simplification can be achieved through a series of strategic operations, including relocating branch points and comparators. These operations preserve the overall function of the system while allowing for easier manipulation and combination of blocks.
The first step in this process is the identification and relocation of a branch point. A branch point, where a...
285

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por
Same author

Robust Thermochromic Photothermal Coating with Ultraslippery Anti-icing/Deicing and All-Season Temperature Regulation Performance.

Research (Washington, D.C.)·2026
Same author

Responses of ecological stability in subtropical coastal phytoplankton communities to varying N:P ratios under present and future scenarios.

Water research·2026
Same author

Nitrate modulates high CO<sub>2</sub> effects on carbon partitioning in Gracilariopsis lemaneiformis: Trade-offs between particulate and dissolved organic carbon sequestration.

Environmental research·2025
Same author

KalmanFormer: using transformer to model the Kalman Gain in Kalman Filters.

Frontiers in neurorobotics·2025
Same author

Production and ecological function of fucoidans from marine algae in a changing ocean.

International journal of biological macromolecules·2024
Same author

A Transparent Photo/Electrothermal Composite Coating with Liquid-like Slippery Property for All-Day Anti-/De-Icing.

ACS applied materials & interfaces·2024
Same journal

Integrated multi-assessment and structural performance index framework for stacking-sequence optimisation of natural fibre reinforced laminates.

Scientific reports·2026
Same journal

SuperiorGAT: graph attention networks for sparse LiDAR point cloud reconstruction in autonomous systems.

Scientific reports·2026
Same journal

The effect of stretching the pectoralis major, sternocleidomastoid, and iliopsoas muscles on 800 m swimming performance in master swimmers.

Scientific reports·2026
Same journal

ISNR-PQC: isometry noise resilience post quantum cryptography primitive.

Scientific reports·2026
Same journal

Identification of high-yielding and stable genotypes of barley in the cold climate of Iran using AMMI and GGE biplot models.

Scientific reports·2026
Same journal

Bayesian negative binomial modelling of spatial and temporal patterns of road traffic deaths in Ghana.

Scientific reports·2026
Ver todos los artículos relacionados
JoVE
x logofacebook logolinkedin logoyoutube logo
ACERCA DE JoVE
Visión GeneralLiderazgoBlogCentro de Ayuda JoVE
AUTORES
Proceso de PublicaciónConsejo EditorialAlcance y PolíticasRevisión por ParesPreguntas FrecuentesEnviar
BIBLIOTECARIOS
TestimoniosSuscripcionesAccesoRecursosConsejo Asesor de BibliotecasPreguntas Frecuentes
INVESTIGACIÓN
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchivo
EDUCACIÓN
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualCentro de Recursos para ProfesoresSitio de Profesores
Términos y Condiciones de Uso
Política de Privacidad
Políticas

Video Experimental Relacionado

Updated: Sep 10, 2025

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
11:53

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

11.8K

Programación de particiones basada en modelos de sistemas aviónicos modulares integrados utilizando algoritmos

Jichen Chen1, Zhengjun Zhai2, Pujie Han3

  • 1School of Computer Science, Northwestern Polytechnical University, Xi'an, 710072, Shaanxi, China.

Scientific reports
|August 26, 2025
PubMed
Resumen
Este resumen es generado por máquina.

Este estudio optimiza la programación de particiones en sistemas de aviónica modular integrada (IMA) utilizando un enfoque basado en modelos. El método mejora la utilización del procesador y la eficiencia de los sistemas en tiempo real que se adhieren a las normas ARINC 653.

Palabras clave:
Algoritmo genéticoAviónica modular integradaProgramación de particionesAutómata con tiempoEn el caso de los

Más Videos Relacionados

A Rapid Method for Modeling a Variable Cycle Engine
04:58

A Rapid Method for Modeling a Variable Cycle Engine

Published on: August 13, 2019

7.7K
Design and Optimization Strategies of a High-Performance Vented Box
14:23

Design and Optimization Strategies of a High-Performance Vented Box

Published on: June 9, 2023

1.2K

Videos de Experimentos Relacionados

Last Updated: Sep 10, 2025

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
11:53

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

11.8K
A Rapid Method for Modeling a Variable Cycle Engine
04:58

A Rapid Method for Modeling a Variable Cycle Engine

Published on: August 13, 2019

7.7K
Design and Optimization Strategies of a High-Performance Vented Box
14:23

Design and Optimization Strategies of a High-Performance Vented Box

Published on: June 9, 2023

1.2K

Área de la Ciencia:

  • Ciencias de la computación
  • Ingeniería de sistemas en tiempo real
  • Sistemas aeroespaciales

Sus antecedentes:

  • Los sistemas de aviónica modular integrada (IMA) son cruciales para las aeronaves modernas, ya que requieren una gestión eficiente de los recursos.
  • El cumplimiento de ARINC 653 presenta desafíos complejos de programación, particularmente con procesadores multi-núcleo y diversos tipos de partición.
  • Los métodos tradicionales luchan con la complejidad combinatoria de optimizar la programación de particiones en tiempo real.

Objetivo del estudio:

  • Desarrollar un método basado en modelos para optimizar la programación de particiones en sistemas IMA compatibles con ARINC 653.
  • Para maximizar la utilización del procesador al tiempo que se garantizan las restricciones en tiempo real.
  • Mejorar la eficiencia y la aplicabilidad de la programación de particiones en el diseño de IMA.

Principales métodos:

  • Utilizando autómatas cronometrados en UPPAAL para modelar características ARINC 653 como la programación de dos niveles y los procesadores de varios núcleos.
  • Empleando un algoritmo genético paralelo para explorar el espacio de parámetros de programación de manera eficiente.
  • Implementación de un marco de composición para la verificación independiente de la partición y el análisis de la programabilidad global.

Principales resultados:

  • El método propuesto consigue una menor ocupación del procesador en comparación con las técnicas tradicionales.
  • Demostró un mejor rendimiento de optimización en la programación de particiones en tiempo real.
  • Se mitigaron con éxito los problemas de explosión espacial de estado comunes en la comprobación de modelos.

Conclusiones:

  • El enfoque basado en modelos ofrece una solución más eficiente y práctica para la optimización de particiones en sistemas IMA.
  • El marco de composición mejora la escalabilidad del análisis de programabilidad.
  • Este trabajo contribuye a un diseño de sistemas en tiempo real más eficiente en aviónica.