Results 1 to 10 of about 2,060,595 (185)

Bayesian Semiparametric Regression Analysis of Multivariate Panel Count Data

open access: yesStats, 2022
Panel count data often occur in a long-term recurrent event study, where the exact occurrence time of the recurrent events is unknown, but only the occurrence count between any two adjacent observation time points is recorded.
Chunling Wang, Xiaoyan Lin
doaj   +1 more source

Insight into human pubertal growth by applying the QEPS growth model

open access: yesBMC Pediatrics, 2017
Background Computerized mathematical models describing absolute and relative individual growth during puberty in both cm and standard deviation (SD)-scores are lacking.
Anton Holmgren   +5 more
doaj   +1 more source

Enhancing Speech Emotions Recognition Using Multivariate Functional Data Analysis

open access: yesBig Data and Cognitive Computing, 2023
Speech Emotions Recognition (SER) has gained significant attention in the fields of human–computer interaction and speech processing. In this article, we present a novel approach to improve SER performance by interpreting the Mel Frequency Cepstral ...
Matthieu Saumard
doaj   +1 more source

Quantifying dependencies for sensitivity analysis with multivariate input sample data [PDF]

open access: yes, 2018
We present a novel method for quantifying dependencies in multivariate datasets, based on estimating the R\'{e}nyi entropy by minimum spanning trees (MSTs). The length of the MSTs can be used to order pairs of variables from strongly to weakly dependent,
Crommelin, D. T., Eggels, A. W.
core   +3 more sources

Correlation Analysis for Exploring Multivariate Data Sets

open access: yesIEEE Access, 2018
Correlation analysis is of great significance for exploring the multivariate data sets as it helps researchers toward an in-depth understanding of the complex interactions and relationships among variables.
Li Wang   +3 more
doaj   +1 more source

Multivariate Analysis of Mixed Data: The R Package PCAmixdata [PDF]

open access: yes, 2017
Mixed data arise when observations are described by a mixture of numerical and categorical variables. The R package PCAmixdata extends standard multivariate analysis methods to incorporate this type of data.
Chavent, Marie   +3 more
core   +5 more sources

Integrative pathway enrichment analysis of multivariate omics data

open access: yesNature Communications, 2020
Multi-omics datasets pose major challenges to data interpretation and hypothesis generation owing to their high-dimensional molecular profiles. Here, the authors develop ActivePathways method, which uses data fusion techniques for integrative pathway ...
Marta Paczkowska   +10 more
doaj   +1 more source

Differentiation of Beef, Buffalo, Pork, and Wild Boar Meats Using Colorimetric and Digital Image Analysis Coupled with Multivariate Data Analysis

open access: yesJurnal Teknologi dan Industri Pangan, 2022
Beef price is relatively expensive, which makes this commodity vulnerable to be counterfeited. The development of rapid, cheap and robust analytical methods for meats authentication has therefore become increasingly important. In this study, colorimetric
Fayca Rudhatin Swartidyana   +4 more
doaj   +1 more source

A computational framework for evaluating the efficiency of Arabidopsis accessions in response to nitrogen stress reveals important metabolic mechanisms

open access: yesFrontiers in Plant Science, 2012
High-throughput phenotyping technologies in combination with genetic variability for the plant model species Arabidopsis thaliana (Arabidopsis) offer an excellent experimental platform to reveal the effects of different gene combinations on phenotypes ...
Sabrina eKleessen   +2 more
doaj   +1 more source

GC-MS- and NMR-Based Metabolomics and Molecular Docking Reveal the Potential Alpha-Glucosidase Inhibitors from Psychotria malayana Jack Leaves

open access: yesPharmaceuticals, 2021
Psychotria malayana Jack leaf, known in Indonesia as “daun salung”, is traditionally used for the treatment of diabetes and other diseases. Despite its potential, the phytochemical study related to its anti-diabetic activity is still lacking.
Tanzina Sharmin Nipun   +11 more
doaj   +1 more source

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