Results 11 to 20 of about 1,085,486 (259)

Multivariate order statistics via multivariate concomitants [PDF]

open access: yes, 2009
Let X¯1,…,X¯n denote a set of n independent identically distributed k-dimensional absolutely continuous random variables. A general class of complete orderings of such random vectors is supplied by viewing them as concomitants of an auxiliary random ...
Barry C. Arnold   +14 more
core   +1 more source

A Comparative Analysis of Business and Economics Researchers in the Visegrad Group of Countries, Austria and Romania Based on the Data Obtained from SciVal and Scopus [PDF]

open access: yesStatistika: Statistics and Economy Journal, 2023
The aim of the paper is to compare the performance of economic researchers in Austria, Romania and the Visegrad 4 (Czech Republic, Hungary, Poland, and Slovakia) using performance indicators of researchers from the Scopus and SciVal databases.
Imre Dobos, Péter Sasvári
doaj   +1 more source

Multivariate statistical analysis and partitioning of sedimentary geochemical data sets: General principles and specific MATLAB scripts

open access: yesGeochemistry, Geophysics, Geosystems, 2013
Multivariate statistical treatments of large data sets in sedimentary geochemical and other fields are rapidly becoming more popular as analytical and computational capabilities expand.
Nicklas G. Pisias   +2 more
doaj   +1 more source

Comparative In Vitro Antioxidant Capacity and Terpenoid Profiling of Pumpkin Fruit Pulps from a Serbian Cucurbita maxima and Cucurbita moschata Breeding Collection

open access: yesAntioxidants, 2021
Pumpkin is considered a healthy and functional food. The consumption of pumpkins and pumpkin-based foods has been shown to confer several beneficial effects on human health due to their antioxidant capacity and terpenoid content. Consequently, this study
Milorad Miljić   +8 more
doaj   +1 more source

Multivariate Shortfall and Divergence Risk Statistics

open access: yesEntropy, 2019
The aim of this paper is to construct two new classes of multivariate risk statistics, and to study their properties. We, first, introduce the multivariate shortfall risk statistics and multivariate divergence risk statistics.
Haiyan Song   +3 more
doaj   +1 more source

Wildfire Probability Mapping: Bivariate vs. Multivariate Statistics

open access: yesRemote Sensing, 2019
Wildfires are one of the most common natural hazards worldwide. Here, we compared the capability of bivariate and multivariate models for the prediction of spatially explicit wildfire probability across a fire-prone landscape in the Zagros ecoregion ...
Abolfazl Jaafari   +3 more
doaj   +1 more source

Ordination analysis in sedimentology, geochemistry and palaeoenvironment—Background, current trends and recommendations

open access: yesThe Depositional Record, 2021
Ordination is the name given to a group of methods used to analyse multiple variables without preceding hypotheses. Over the last few decades, the use of these methods in Earth science in general, and notably in analyses of sedimentary sources, has ...
Or M. Bialik   +2 more
doaj   +1 more source

Application of Multivariate-Rank-Based Techniques in Clustering of Big Data

open access: yesVikalpa, 2018
Executive Summary Very large or complex data sets, which are difficult to process or analyse using traditional data handling techniques, are usually referred to as big data.
Pritha Guha
doaj   +1 more source

Investigation of comorbidities of COVID-19 patients with hepatosteatosis using latent class analysis

open access: yesFrontiers in Public Health, 2022
IntroductionCoronavirus Disease 2019 (COVID-19) disease first appeared in Wuhan, China in December 2019. Subsequently, the pandemic spread rapidly throughout the entire world. The number of people who died from COVID-19 is rising daily due to the growing
Ozge Pasin   +2 more
doaj   +1 more source

Sampling from Linear Multivariate Densities [PDF]

open access: yes, 2009
It is well known that the generation of random vectors with non-independent components is difficult. Nevertheless, we propose a new and very simple generation algorithm for multivariate linear densities over point-symmetric domains.
Hörmann, Wolfgang, Leydold, Josef
core   +1 more source

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