Results 21 to 30 of about 24,404,310 (382)

Multivariate analysis of morphological variation in enset (Ensete ventricosum (Welw.) Cheesman) reveals regional and clinal variation in germplasm from south and south western Ethiopia [PDF]

open access: yes, 2018
Enset (Ensete ventricosum (Welw.) Cheesman) is cultivated by millions of people across Ethiopia in diverse agro-ecological and cultural settings, selecting for various agronomic traits.
Chala, Alemayehu   +4 more
core   +1 more source

Multivariate analysis of hydrophobic descriptors

open access: yesADMET and DMPK, 2014
Multivariate approaches like principal component analysis (PCA) are powerful tools to investigate hydrophobic descriptors and to discriminate between intrinsic hydrophobicity and polar contributions as hydrogen bonds and other electronic effects.
Stefan Dove
doaj   +1 more source

Analysis of Modulated Multivariate Oscillations

open access: yes, 2011
The concept of a common modulated oscillation spanning multiple time series is formalized, a method for the recovery of such a signal from potentially noisy observations is proposed, and the time-varying bias properties of the recovery method are derived.
Lilly, Jonathan M., Olhede, Sofia C.
core   +1 more source

Multivariate Generalized Multiscale Entropy Analysis

open access: yesEntropy, 2016
Multiscale entropy (MSE) was introduced in the 2000s to quantify systems’ complexity. MSE relies on (i) a coarse-graining procedure to derive a set of time series representing the system dynamics on different time scales; (ii) the computation of the ...
Anne Humeau-Heurtier
doaj   +1 more source

MULTIVARIATE ANALYSIS OF PEANUT MECHANIZED HARVESTING [PDF]

open access: yesEngenharia Agrícola, 2018
The peanuts harvesting mechanization is affected by the soil physical characteristics and it may increase the losses due to the production of pods in subsurface.
Rafael H. F. Noronha   +4 more
doaj   +1 more source

Multivariate data analysis for x-ray fluorescence spectrometry [PDF]

open access: yes, 1985
A multivariate data analysis procedure that uses singular value decomposition and the Ho-Kashyap algorithm is proposed to obtain calibration constants for x-ray fluorescence spectrometry.
Bos, M.
core   +3 more sources

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

COSIMA data analysis using multivariate techniques [PDF]

open access: yesGeoscientific Instrumentation, Methods and Data Systems, 2015
We describe how to use multivariate analysis of complex TOF-SIMS (time-of-flight secondary ion mass spectrometry) spectra by introducing the method of random projections.
J. Silén   +6 more
doaj   +1 more source

Multivariate analysis of montmorillonite [PDF]

open access: yesClay Minerals, 1965
AbstractVarty & White's application of multivariate analysis to Grim & Kulbicki's measurements on montmorillonites has been re-examined and extended. Inconsistencies between their table of scored data and derived similarity table, and some unexplained errors in the similarity table, have only a small effect on their results.
openaire   +1 more source

Multivariate sequential analysis with linear boundaries

open access: yes, 2006
Let $\{S_n=(X_n,W_n)\}_{n\ge0}$ be a random walk with $X_n\in \mathbb{R}$ and $W_n\in \mathbb{R}^m$. Let $\tau=\tau_a=\inf\{n:X_n>a\}$. The main results presented are two term asymptotic expansions for the joint distribution of $S_{\tau}$ and $\tau$ and ...
Keener, Robert
core   +2 more sources

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