Browsing by Subject "Kalman filter"

4-Dimensional deformation part model for pose estimation using Kalman filter constraints

Martínez Bertí, Enrique; Sánchez Salmerón, Antonio José; Ricolfe Viala, Carlos (SAGE Publications, 2017)

[EN] The goal of this research work is to improve the accuracy of human pose estimation using the deformation part model without increasing computational complexity. First, the proposed method seeks to improve pose estimation ...

A bias correction method for fast fuel-to-air ratio estimation in diesel engines

Guardiola, Carlos; Plá Moreno, Benjamín; Blanco-Rodriguez, David; Mazer, Alexandre; Hayat, Olivier (SAGE Publications (UK and US), 2013-08)

l probes in turbocharged diesel engines are usually located downstream of the turbine, exhibiting a good dynamic response but a significant delay because of the exhaust line transport and the hardware itself. With the ...

A computationally efficient Kalman filter based estimator for updating look-up tables applied to NOx estimation in diesel engines

Guardiola, Carlos; Plá Moreno, Benjamín; Blanco-Rodriguez, David; Eriksson, L. (International Federation of Automatic Control (IFAC), 2013-11)

No-x estimation in diesel engines is an up-to-date problem but still some issues need to be solved. Raw sensor signals are not fast enough for real-time use while control-oriented models suffer from drift and aging. A ...

A learning algorithm concept for updating look-up tables for automotive applications

Guardiola García, Carlos; Plá Moreno, Benjamín; Blanco Rodríguez, David; Cabrera López, Pedro (Elsevier, 2013-04)

Look-up tables are commonly used in the automotive field for handling operating point variations. However, constant maps cannot cope with systems variations and ageing. Methods, such as Kalman filter or Extended Kalman ...

Advanced techniques for solving groundwater and surface water problems in the context of inverse methods and climate change.

Todaro, Valeria (Universitat Politècnica de València, 2021-05-17)

[ES] El tema de la investigación se centra en técnicas avanzadas para manejar problemas de aguas subterráneas y superficiales relacionados con métodos inversos y cambio climático. Los filtros de Kalman, con especial atención ...

An Approach to Handling Non-Gaussianity of Parameters and State Variables in Ensemble Kalman Filtering

Zhou ., Haiyan; Gómez-Hernández, J. Jaime; Hendricks Franssen, Hendrikus Johannes W; Li, Liangping (ELSEVIER SCI LTD, 2011)

[EN] The ensemble Kalman filter (EnKF) is a commonly used real-time data assimilation algorithm in various disciplines. Here, the EnKF is applied, in a hydrogeological context, to condition log-conductivity realizations ...

Autopilot for Longitudinal Dynamics

Altieri Sambartolomé, Laura (Universitat Politècnica de València, 2019-10-28)

ESP: Este proyecto consiste en el diseño y análisis del sistema de control automático del movimiento del eje longitudinal (cabeceo) de un dron de ala fija. La búsqueda de control y estabilidad de aeronaves ha sido uno de ...

Comparative study of speed estimators with highly noisymeasurement signals for Wind Energy Generation Systems

Carranza Castillo, Oscar; Figueres Amorós, Emilio; Garcerá Sanfeliú, Gabriel; González Morales, Luis Gerardo (Elsevier, 2011-03)

This paper presents a comparative study of several speed estimators to implement a sensorless speed control loop in Wind Energy Generation Systems driven by power factor correction three-phase boost rectifiers. This rectifier ...

Control de trayectoria mediante LIDAR de un vehículo omnidireccional

Andreoni, Stefano (Universitat Politècnica de València, 2021-09-13)

[ES] El objetivo del trabajo es la puesta en marcha de un sistema de control de trayectoria de un vehículo equipado con ruedas mecanum. Para el posicionamiento, necesario para determinar la trayectoria seguida por el ...

Control del Nivel de Pulpa en un Circuito de Flotación Utilizando una Estrategia de Control Predictivo

Troncoso, Cristián; Suárez, Alejandro (Universitat Politècnica de València, 2017-07-09)

[ES] Este trabajo presenta el diseño y resultados de la implementación de una estrategia de control predictivo para el control del nivel de pulpa de un circuito de flotación primario de una minera ubicada en la tercera ...

Cylinder charge composition observation based on in-cylinder pressure measurement

Guardiola, Carlos; Pla Moreno, Benjamín; Bares-Moreno, Pau; Stefanopoulou, Anna (Elsevier, 2019-01)

[EN] Accurate cylinder charge and composition estimation is crucial for proper combustion control, however, current sensors and models show different issues for transient estimation. The work presented in this paper combines ...

Design and implementation of event-based multi-rate controllers for networked control systems

Alcaina Acosta, José Joaquín (Universitat Politècnica de València, 2021-01-21)

[ES] Con esta tesis se pretende dar solución a algunos de los problemas más habituales que aparecen en los Sistemas de control basados en red (NCS) como son los retardos variables en el tiempo, las pérdidas y el desorden ...

Diseño del sistema electrónico de un paracaídas autónomo para multirrotores

Ferrer Salvador, Joel (Universitat Politècnica de València, 2020-07-27)

[ES] La normativa internacional publicada por la EASA, Easy Access Rules for Unmanned Aircraft Systems 2020 y las disposiciones publicadas en España por el BOE, BOE-A-2020-2087, regulan muchos aspectos del vuelo, así como ...

Diseño e implementación de una aplicación de monitorización facial utilizando aprendizaje profundo

Blom-Dahl Oliver, Álvaro (Universitat Politècnica de València, 2021-09-03)

[ES] Actualmente, los sistemas de detección y reconocimiento facial son algo del día a día de muchas personas. Ordenadores, tablets y móviles tienen, en su mayoría, integrado un sistema de éstas características. Sin ...

Drive Force and Longitudinal Dynamics Estimation in Heavy-Duty Vehicles

Girbés, Vicent; Hernández, Daniel; Armesto, Leopoldo; Dols Ruiz, Juan Francisco; Sala, Antonio (MDPI AG, 2019-08-11)

[EN] Modelling the dynamic behaviour of heavy vehicles, such as buses or trucks, can be very useful for driving simulation and training, autonomous driving, crash analysis, etc. However, dynamic modelling of a vehicle is ...

Dual Quaternions as Constraints in 4D-DPM Models for Pose Estimation

Martínez Bertí, Enrique; Sánchez Salmerón, Antonio José; Ricolfe Viala, Carlos (MDPI AG, 2017)

ECU-oriented models for NOx prediction. Part 2: adaptive estimation by using an NOx sensor

Guardiola, Carlos; Climent, H.; Plá Moreno, Benjamín; Blanco-Rodriguez, David (SAGE Publications, 2015-09)

The implantation of nitrogen oxide sensors in diesel engines is necessary in order to track emissions at the engine exhaust line for diagnosis and control of the after-treatment devices. However, the use of models is still ...

Evaluación de algoritmos para la estimación del Round-Trip Delay Time y una propuesta de mejora

Docmac M., Daniel; Silva, Eduardo I.; González, Agustín J. (Universitat Politècnica de València, 2013-01-13)

[ES] En la literatura se han propuesto diversos algoritmos para la estimación del RTT (por sus siglas en inglés: Round-Trip Delay Time). Éstos buscan obtener un mejor desempeñ o que el del algoritmo de estimación adoptado ...

Human robot interaction and tracking using low cost 3D vision systems

Martínez Bertí, Enrique; Sánchez Salmerón, Antonio José; Benimeli, Francesc (2012)

[EN] This paper describes a platform which allows humans to interact with robotic arms using augmented reality. Low cost kinect cameras (Xbox 360) are used for tracking human skeletons and locations of robot s end ...

Integration of intermittent measurement from in-cylinder pressure resonance in a multi-sensor mass flow estimator

Guardiola, Carlos; Pla Moreno, Benjamín; Bares-Moreno, Pau; Peyton Jones, J.C. (Elsevier, 2019-09-15)

[EN] A novel technique of trapped mass determination, based on the in-cylinder pressure resonance, has been recently published by the authors. However, the method only works when sufficient resonance intensity exists and ...

Browsing by Subject "Kalman filter"

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Browsing by Subject "Kalman filter"