Results 31 to 40 of about 573,190 (190)

A clustering method for graphical handwriting components and statistical writership analysis [PDF]

open access: yesStatistical Analysis and Data Mining: The ASA Data Science Journal, 2020
AbstractHandwritten documents can be characterized by their content or by the shape of the written characters. We focus on the problem of comparing a person's handwriting to a document of unknown provenance using the shape of the writing, as is done in forensic applications.
Amy M. Crawford   +2 more
openaire   +4 more sources

BDgraph: An R Package for Bayesian Structure Learning in Graphical Models

open access: yesJournal of Statistical Software, 2019
Graphical models provide powerful tools to uncover complicated patterns in multivariate data and are commonly used in Bayesian statistics and machine learning.
Reza Mohammadi, Ernst C. Wit
doaj   +1 more source

Labour Migration of Poles

open access: yesStudia Ekonomiczne i Regionalne, 2020
Subject and purpose of work: The contemporary labour market in Poland is characterised by a large scale of migration of people, caused by the desire to find a good job. This situation is facilitated by the possibility of free movement within the European
Czapski Grzegorz
doaj   +1 more source

On family of the Caputo-type fractional numerical scheme for solving polynomial equations

open access: yesApplied Mathematics in Science and Engineering, 2023
Fractional calculus can be used to fully describe numerous real-world situations in a wide range of scientific disciplines, including natural science, social science, electrical, chemical, and mechanical engineering, economics, statistics, weather ...
Mudassir Shams   +5 more
doaj   +1 more source

E-learning support for Economic-mathematical methods

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2009
Article is describing process of creating and using of e-learning program for graphical solution of li­near programming problems that is used in the Economic mathematical methods course on Faculty of Business and Economics, MZLU.
Pavel Kolman
doaj   +1 more source

High Dimensional Semiparametric Gaussian Copula Graphical Models

open access: yes, 2012
In this paper, we propose a semiparametric approach, named nonparanormal skeptic, for efficiently and robustly estimating high dimensional undirected graphical models.
Han, Fang   +4 more
core   +2 more sources

Comparing Multiple Social NetworksUsing Mutiple Dimensional Scaling

open access: yesMethodological Innovations, 2010
This paper explores the comparison of social networks and gives a description of a method I developed for comparing many social networks. I developed this new technique by using multi-dimensional scaling to differentiate between several social networks ...
John Stevens
doaj   +1 more source

Comparative analysis of statistical software products for the qualifying examination of plant varieties suitable for dissemination

open access: yesPlant Varieties Studying and Protection, 2017
Purpose. To define statistical methods and tools (application packages) for creating the decision support system (DSS) for qualifying examination of plant varieties suitable for dissemination (VSD) in the context of data processing tasks. To substantiate
Н. В. Лещук   +4 more
doaj   +1 more source

Causal graphical models in systems genetics: A unified framework for joint inference of causal network and genetic architecture for correlated phenotypes [PDF]

open access: yes, 2009
Causal inference approaches in systems genetics exploit quantitative trait loci (QTL) genotypes to infer causal relationships among phenotypes. The genetic architecture of each phenotype may be complex, and poorly estimated genetic architectures may ...
Attie, Alan D.   +3 more
core   +3 more sources

A New Root-Finding Algorithm for Solving Real-World Problems and Its Complex Dynamics via Computer Technology

open access: yesComplexity, 2021
Nowadays, the use of computers is becoming very important in various fields of mathematics and engineering sciences. Many complex statistics can be sorted out easily with the help of different computer programs in seconds, especially in computational and
Amir Naseem, M. A. Rehman, Jihad Younis
doaj   +1 more source

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