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A Feasibility Study of Three-Dimensional Empirical Orthogonal Functions From the NASA JPL Ocean General Circulation Model: Computing, Visualization and Interpretation

Tellus: Series A, Dynamic Meteorology and Oceanography, 2023
Existing oceanic studies on either data reconstruction or dynamics often used 2-dimensional empirical orthogonal functions (EOF) for sea surface temperature (SST) and for deep layers.
Danielle Lafarga, Thomas Bui, Y. Tony Song, Thomas M. Smith, Samuel S. P. Shen   +4 more
doaj   +1 more source

A Novel Error Criterion of Fundamental Matrix Based on Principal Component Analysis

Remote Sensing, 2022
Estimating the fundamental matrix (FM) using the known corresponding points is a key step for three-dimensional (3D) scene reconstruction, and its uncertainty directly affects camera calibration and point-cloud calculation.
Yuxia Bian, Shuhong Fang, Ye Zhou, Xiaojuan Wu, Yan Zhen, Yongbin Chu   +5 more
doaj   +1 more source

Empirical Evidence of Co-Movement between the Canadian CDS, Stock Market And TSX 60 Volatility Index

SEISENSE Journal of Management, 2020
Purpose- The prime objective of this study was to find the co-movement between the Canadian credit default swaps market, the Stock market and volatility index (TSX 60 Index) Design/ Methodology- To achieve this purpose, daily data containing 2870 ...
Ramzan Ali, Usman Ullah Butt, Muhammad Musa Khan, Muhammad Shaheer, Farhan Abbas Zaidi   +4 more
doaj   +1 more source

A comment on “Variability in plant nutrients reduces insect herbivore performance” [PDF]

Rethinking Ecology, 2019
In their recent contribution, Wetzel et al. [Wetzel et al. (2016) Variability in plant nutrients reduces insect herbivore performance. Nature 539: 425-427] predict that variance in the plant nutrient level reduces herbivore performance via the nonlinear ...
Apostolos-Manuel Koussoroplis, Toni Klauschies, Sylvain Pincebourde, David Giron, Alexander Wacker   +4 more
doaj   +3 more sources

Overcoming floor and ceiling effects in knee arthroplasty outcome measurement: mapping the Oxford Knee Score and High Activity Arthroplasty Score onto a common scale

Bone & Joint Research, 2023
Aims: To map the Oxford Knee Score (OKS) and High Activity Arthroplasty Score (HAAS) items to a common scale, and to investigate the psychometric properties of this new scale for the measurement of knee health.
Conrad J. Harrison, Constantin Y. Plessen, Gregor Liegl, Jeremy N. Rodrigues, Shiraz A. Sabah, David J. Beard, Felix Fischer   +6 more
doaj   +1 more source

Generalized product-sum variogram models of the data of the Center of Marine Research

Lietuvos Matematikos Rinkinys, 2004
Environmental data usually depends on both spatial and temporal components. Therefore, it is essential to have statistical models to describe how the data vary across space and time.
Ingrida Krūminienė, Kęstutis Dučinskas   +1 more
doaj   +3 more sources

Covariance and Correlation Analysis of Resting State Functional Magnetic Resonance Imaging Data Acquired in a Clinical Trial of Mindfulness-Based Stress Reduction and Exercise in Older Individuals

Frontiers in Neuroscience, 2022
We describe and apply novel methodology for whole-brain analysis of resting state fMRI functional connectivity data, combining conventional multi-channel Pearson correlation with covariance analysis.
Abraham Z. Snyder, Abraham Z. Snyder, Tomoyuki Nishino, Joshua S. Shimony, Eric J. Lenze, Julie Loebach Wetherell, Julie Loebach Wetherell, Michelle Voegtle, J. Philip Miller, Michael D. Yingling, Daniel Marcus, Jenny Gurney, Jerrel Rutlin, Drew Scott, Lisa Eyler, Deanna Barch, Deanna Barch, Deanna Barch   +17 more
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Statut de la langue française au Maroc : didactique et représentations

Revue des Langues, Cultures et Sociétés, 2015
Dans cet article, il s’agit de mener une réflexion sur les enjeux actuels de l’enseignement/apprentissage des langues étrangères, en particulier  la question de la langue française dans le système éducatif marocain. Une étude qui se fera au croisement de
Amal SADIQ
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Análise de vizinhança na avaliação de genótipos de cana-de-açúcar Neighborhood analysis in evaluation of sugarcane genotypes

Pesquisa Agropecuária Brasileira, 2009
O objetivo deste trabalho foi estudar diferentes covariáveis de competição em análises de vizinhança, e verificar sua eficiência no aumento da precisão experimental e as consequências no ordenamento de genótipos de cana-de-açúcar em termos de potencial ...
Liliam Silvia Candido, Dilermando Perecin, Marcos Guimarães de Andrade Landell, Bruno Ettore Pavan   +3 more
doaj   +1 more source

Finitely additive functions in measure theory and applications [PDF]

Opuscula Mathematica
In this paper, we consider, and make precise, a certain extension of the Radon-Nikodym derivative operator, to functions which are additive, but not necessarily sigma-additive, on a subset of a given sigma-algebra.
Daniel Alpay, Palle Jorgensen
doaj   +1 more source