Results 21 to 30 of about 2,060,595 (185)

CHEMOSTAT, UM SOFTWARE GRATUITO PARA ANÁLISE EXPLORATÓRIA DE DADOS MULTIVARIADOS

open access: yesQuímica Nova, 2015
The objective of this work was to develop a free access exploratory data analysis software application for academic use that is easy to install and can be handled without user-level programming due to extensive use of chemometrics and its association ...
Gilson A. Helfer   +5 more
doaj   +1 more source

Classification of Hungarian medieval silver coins using x-ray fluorescent spectroscopy and multivariate data analysis [PDF]

open access: yes, 2013
A set of silver coins from the collection of Déri Museum Debrecen (Hungary) was examined by X-ray fluorescent elemental analysis with the aim to assign the coins to different groups with the best possible precision based on the acquired chemical ...
Elek, János   +3 more
core   +1 more source

Multivariate Comparison of Cytokine Profiles for Normal- and Low-Bone-Density Subjects

open access: yesDiagnostics, 2019
Osteoporosis is a serious worldwide public health concern. The role of the immune system in the onset of osteoporosis in postmenopausal women is an area of current research.
Kamaludin Dingle, Fawaz Azizieh
doaj   +1 more source

Consumer preferences and purchasing rationales for wine: a multivariate data analysis

open access: yesNew Medit, 2020
The wine market is very heterogeneous and complex, being the knowledge of the behaviour and attitudes of consumers a key tool to design efficient marketing plans, namely in countries that are traditionally wine producers and consumers, such as Portugal ...
Carla Ferreira   +5 more
doaj   +1 more source

Comparative Metabolomics Analysis of Weedy Rice (Oryza spp.) across Peninsular Malaysia

open access: yesAgriculture, 2023
Weedy rice (Oryza spp.) is a notorious weed that invades paddy fields and hampers the rice’s production and yield quality; thus, it has become a major problem for rice farmers worldwide. Weedy rice comprises a diverse morphology and phenotypic variation;
Intan Filzah Mahmod   +5 more
doaj   +1 more source

Multivariate data analysis: The French way

open access: yes, 2008
This paper presents exploratory techniques for multivariate data, many of them well known to French statisticians and ecologists, but few well understood in North American culture.
Holmes, Susan
core   +1 more source

Modeling of Biomass Gasification: From Thermodynamics to Process Simulations

open access: yesEnergies, 2023
Biomass gasification has obtained great interest over the last few decades as an effective and trustable technology to produce energy and fuels with net-zero carbon emissions.
Vera Marcantonio   +3 more
doaj   +1 more source

Multivariate Fitting and the Error Matrix in Global Analysis of Data [PDF]

open access: yes, 2000
When a large body of data from diverse experiments is analyzed using a theoretical model with many parameters, the standard error matrix method and the general tools for evaluating errors may become inadequate.
A. D. Martin   +12 more
core   +2 more sources

Some intriguing properties of Tukey's half-space depth [PDF]

open access: yes, 2011
For multivariate data, Tukey's half-space depth is one of the most popular depth functions available in the literature. It is conceptually simple and satisfies several desirable properties of depth functions.
Chaudhuri, Probal   +2 more
core   +1 more source

A whitening approach to probabilistic canonical correlation analysis for omics data integration

open access: yesBMC Bioinformatics, 2019
Background Canonical correlation analysis (CCA) is a classic statistical tool for investigating complex multivariate data. Correspondingly, it has found many diverse applications, ranging from molecular biology and medicine to social science and finance.
Takoua Jendoubi, Korbinian Strimmer
doaj   +1 more source

Home - About - Disclaimer - Privacy