Results 1 to 10 of about 148,159 (238)
Projection Pursuit Through ϕ-Divergence Minimisation [PDF]
Entropy, 2010 In his 1985 article (“Projection pursuit”), Huber demonstrates the interest of his method to estimate a density from a data set in a simple given case.
Jacques Touboul
doaj +3 more sources
Goodness-of-Fit Tests For Elliptical and Independent Copulas through Projection Pursuit
Algorithms, 2011 Two goodness-of-fit tests for copulas are being investigated. The first one deals with the case of elliptical copulas and the second one deals with independent copulas.
Jacques Touboul
doaj +4 more sources
Application of projection pursuit regression model for blasting vibration velocity peak prediction [PDF]
Archives of Civil Engineering, 2021 Based on Projection Pursuit Regression Theory (PPRT), a projection pursuit regression model has been established for forecasting the peak value of blasting vibration velocity.
Jianjun Shi, Huaming An, Xin Wei
doaj +1 more source
Tree-Structured Regression Model Using a Projection Pursuit Approach
Applied Sciences, 2021 In this paper, a new tree-structured regression model—the projection pursuit regression tree—is proposed. It combines the projection pursuit classification tree with the projection pursuit regression.
Hyunsun Cho, Eun-Kyung Lee
doaj +1 more source
Guan'gai paishui xuebao, 2021 【Background】 Practical problems in water science and engineering are diverse and complex, characterized by nonlinearity and multi-dimensions. Satisfactory solutions to them are not easy to obtain using traditional data analysis methods.
ZHOU Rongxing +5 more
doaj +1 more source
Projection Pursuit Multivariate Sampling of Parameter Uncertainty
Applied Sciences, 2022 The efficiency of sampling is a critical concern in Monte Carlo analysis, which is frequently used to assess the effect of the uncertainty of the input variables on the uncertainty of the model outputs.
Oktay Erten +2 more
doaj +1 more source
Appropriateness of projection pursuit in classification
Lietuvos Matematikos Rinkinys, 1999 There is not abstract.
Gintautas Jakimauskas +1 more
doaj +3 more sources
A Projection Pursuit Based Risk Assessment Method in Mobile Ad hoc Networks [PDF]
International Journal of Computational Intelligence Systems, 2011 Establishing high performance cooperation and estimating nodes’ risk level in mobile ad hoc networks (MANETs) are currently fundamental and challenging due to the inherent characteristics of MANETs, such as the highly dynamic topology and the absence ...
Fu Cai +4 more
doaj +1 more source
Mathematics, 2021 Non-normality is a usual fact when dealing with gene expression data. Thus, flexible models are needed in order to account for the underlying asymmetry and heavy tails of multivariate gene expression measures.
Jorge M. Arevalillo, Hilario Navarro
doaj +1 more source
PPtreeViz: An R Package for Visualizing Projection Pursuit Classification Trees
Journal of Statistical Software, 2018 PPtreeViz, an R package, was developed to explore projection pursuit methods for classification. It provides functions to calculate various projection pursuit indices for classification and to explore the results in the space of projection.
Eun-Kyung Lee
doaj +1 more source