Results 21 to 30 of about 45,228 (298)

Biplots of Compositional Data [PDF]

open access: yesJournal of the Royal Statistical Society Series C: Applied Statistics, 2002
Summary The singular value decomposition and its interpretation as a linear biplot have proved to be a powerful tool for analysing many forms of multivariate data. Here we adapt biplot methodology to the specific case of compositional data consisting of positive vectors each of which is constrained to have unit sum.
J. Aitchison, Michael Greenacre
openaire   +4 more sources

Informative PLS score-loading plots for process understanding and monitoring [PDF]

open access: yesModeling, Identification and Control, 2005
Principal component regression (PCR) based on principal component analysis (PCA) and partial least squares regression (PLSR) are well known projection methods for analysis of multivariate data. They result in scores and loadings that may be visualized in
Rolf Ergon
doaj   +1 more source

The coupling of action and perception in musical meaning formation [PDF]

open access: yes, 2014
The embodied perspective on music cognition has stressed the central role of the body and body move- ments in musical meaning formation processes.
Kroonenberg, Pieter   +4 more
core   +1 more source

Relative toxicity of two natural compounds compared to abamectin against some soybean pests under period rates

open access: yesOilseeds and fats, crops and lipids, 2021
A sustainable pest management in agro-ecosystems requires parallel assessments of pesticide and natural compounds to control target pests. In the present study, a semi-field experiment was conducted to evaluate the relative toxicity of abamectin (Abamax),
Alakhdar Hala Hussien   +1 more
doaj   +1 more source

Recent Trends in Metabolomics by NMR Spectroscopy

open access: yesAngewandte Chemie, EarlyView.
AI tools were applied to analyze more than 5 000 publications indexed in Scopus (2018–2025), identifying key trends and research directions in NMR‐based metabolomics. The artificial intelligence‐assisted workflow classified papers into six main fields of application, human health, food and nutrition, veterinary science, plants, environment, and ...
Giorgio Di Paco   +6 more
wiley   +2 more sources

Investigating How Seed Yield is Influenced by Different Agronomic Traits in Local Sesame (Sesamum indicum L.) Lines Through the Utilization of Path Analysis and Principal Components Analysis [PDF]

open access: yesپژوهشهای زراعی ایران
IntroductionThe importance of sesame (Sesamum indicum L.) as a key crop in numerous regions can be attributed to its adaptability to dry climates, the nutritional value of its oil, and its health advantages. The necessity of improving the sesame plant is
B Masoudi   +3 more
doaj   +1 more source

Human adenocarcinoma cell line sensitivity to essential oil phytocomplexes from pistacia species: A multivariate approach [PDF]

open access: yes, 2017
Principal component analysis (PCA) multivariate analysis was applied to study the cytotoxic activity of essential oils from various species of the Pistacia genus on human tumor cell lines.
Buriani, Alessandro   +7 more
core   +1 more source

El Índice de Sociedad Sostenible (SSI) en América: análisis desde una perspectiva de Biplot dinámico

open access: yesEstudios Demográficos y Urbanos, 2021
Este estudio presenta un análisis mediante Biplot dinámico del Índice de Sociedad Sostenible aplicado a América. Los principales resultados al analizar las trayectorias de las variables en general son cortos, pero tienden a mejorar.
Javier De La Hoz Maestre   +2 more
doaj   +1 more source

Yield and Quality in Purple-Grained Wheat Isogenic Lines [PDF]

open access: yes, 2020
Breeding programs for purple wheat are underway in many countries but there is a lack of information on the effects of Pp (purple pericarp) genes on agronomic and quality traits in variable environments and along the product chain (grain-flour-bread ...
Akin, Beyhan   +18 more
core   +2 more sources

Soil tillage methods by years interaction for harvest index of maize (Zea mays L.) using additive main effects and multiplicative interaction model

open access: yesActa Agriculturae Scandinavica. Section B, Soil and Plant Science, 2019
The objective of this study was to assess soil tillage methods by years interaction for harvest index (HI) of maize (Zea mays L.) grown in West Poland by the additive main effects and multiplicative interaction model.
Jan Bocianowski   +2 more
doaj   +1 more source

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