Showing 1 - 10 of 203
This paper presents a novel copula-based autoregressive framework for multilayer arrays of integer-valued time series with tensor structure. It complements recent advances in tensor time series that predominantly focus on real-valued data and overlook the unique properties of integer-valued time...
Persistent link: https://www.econbiz.de/10015209835
In this paper we discuss parameter identification and likelihood evaluation for multinomial multiperiod Probit models. It is shown in particular that the standard autoregressive specification used in the literature can be interpreted as a latent common factor model. However, this specification...
Persistent link: https://www.econbiz.de/10010296290
Parameter identification of the proton exchange membrane fuel cell (PEMFC) is a good way of increasing their efficiency in the next designs. In this study, an optimized improved Elman neural network based on a new hybrid optimization algorithm is proposed for this purpose. The proposed algorithm...
Persistent link: https://www.econbiz.de/10012652038
This paper proposes a new methodology for the optimal selection of the parameters for proton exchange membrane fuel cell (PEMFC) models. The proposed method is to optimal parameter selection of the circuit-based model of the PEMFC model to minimize the sum of squared error (SSE) value between...
Persistent link: https://www.econbiz.de/10012652428
Model-identification and parameter extraction of the proton exchange membrane fuel cell (PEMFC) is a well-defined procedure for improving the PEMFC efficiency for designing and control purposes. This paper presents a new version of the improved fluid search optimization algorithm for optimal...
Persistent link: https://www.econbiz.de/10012652441
This paper presents a new optimal methodology for parameter identification of a 50 kW polymer membrane fuel cell (PEMFC) based on the economical-functional model. The objective of the study is to optimal estimation of the system parameters such that the minimum total cost has been needed for the...
Persistent link: https://www.econbiz.de/10012652502
This paper proposes a new optimal method for the parameter identification of a proton exchange membrane fuel cell (PEMFC) for increasing the model accuracy. In this research, a new improved version based on deer hunting optimization algorithm (DHOA) is applied to the Convolutional neural network...
Persistent link: https://www.econbiz.de/10012652508
Рассматривается адаптивное управление угловым боковым движением беспилотного летательного аппарата при слежении за командным сигналом по углу рыскания и...
Persistent link: https://www.econbiz.de/10011227383
Experimental identification of the dynamic models of heat transfer in walls is needed for optimal control and characterization of building energy performance. These models use the heat equation in time domain which can be put in matrix form and then, through state-space representation,...
Persistent link: https://www.econbiz.de/10011116018
Parameter identification of PEM (proton exchange membrane) fuel cell model is a very active area of research. Generally, it can be treated as a numerical optimization problem with complex nonlinear and multi-variable features. DE (differential evolution), which has been successfully used in...
Persistent link: https://www.econbiz.de/10010809433