An improved hybrid-ORBIT algorithm based on point sorting and MLE technique
Sign Up to like & getrecommendations! Published in 2019 at "Computational and Applied Mathematics"
DOI: 10.1007/s40314-019-0940-3
Abstract: Optimization using radial basis functions as an interpolation tool in trust region (ORBIT) is a derivative-free framework based on fully linear radial basis function (RBF) models. In this paper, an improved version of ORBIT algorithm… read more here.
Keywords: shape parameter; orbit algorithm; hybrid orbit; algorithm based ... See more keywords
Searching for an optimal shape parameter for solving a partial differential equation with the radial basis functions method
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Analysis With Boundary Elements"
DOI: 10.1016/j.enganabound.2017.12.013
Abstract: Abstract This article presents a procedure for searching for an optimal shape parameter for the solution of partial differential equations with the corresponding initial and boundary conditions, where the solution of the problem is unknown.… read more here.
Keywords: radial basis; shape parameter; partial differential; searching optimal ... See more keywords
A new higher-order RBF-FD scheme with optimal variable shape parameter for partial differential equation
Sign Up to like & getrecommendations! Published in 2019 at "Numerical Heat Transfer, Part B: Fundamentals"
DOI: 10.1080/10407790.2019.1627811
Abstract: Abstract Radial basis functions (RBFs) with multiquadric (MQ) kernel have been commonly used to solve partial differential equation (PDE). The MQ kernel contains a user-defined shape parameter (ε), and the solution accuracy is strongly dependent… read more here.
Keywords: shape parameter; differential equation; rbf scheme; partial differential ... See more keywords
Shape Parameter Estimator of the Generalized Gaussian Distribution Based on the MoLC
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2017.2787558
Abstract: A novel estimator for the shape parameter of the generalized Gaussian distribution (GGD) is proposed based on the method of logarithmic cumulants. First, the expression of the log-cumulant for the GGD is theoretically derived. As… read more here.
Keywords: gaussian distribution; shape parameter; estimator; generalized gaussian ... See more keywords
Adaptive Estimation of K-Distribution Shape Parameter Based on Fuzzy Statistical Normalization Processing
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2022.3164394
Abstract: It is difficult to estimate the parameters of K-distribution in inhomogeneous reverberation or clutter, which usually consists of interferences such as strong scattering objects in sonar data or sea-spikes in radar data. In this article,… read more here.
Keywords: estimation; adaptive estimation; distribution; shape parameter ... See more keywords
Ridge Regression Method and Bayesian Estimators under Composite LINEX Loss Function to Estimate the Shape Parameter in Lomax Distribution
Sign Up to like & getrecommendations! Published in 2022 at "Computational Intelligence and Neuroscience"
DOI: 10.1155/2022/1200611
Abstract: In this paper, the Ridge Regression method is employed to estimate the shape parameter of the Lomax distribution (LD). In addition to that, the approaches of both classical and Bayesian are considered with several loss… read more here.
Keywords: ridge regression; shape parameter; regression method; method ... See more keywords