Results 61 to 70 of about 279,449 (267)

Spatio-temporal geostatistical modeling of Gneiting applied to surface albedo (Brazil)

open access: yesRevista Brasileira de Meio Ambiente, 2021
R E S U M O Diversas áreas da ciência têm dados provenientes caracterizados por variações no espaço e no tempo que são mensuradas utilizando-se procedimentos estatísticos que levam ou não em conta as interações existentes entre as dimensões do espaço e
Henrique José de Paula Alves   +2 more
doaj  

Covariant Genetic Dynamics [PDF]

open access: yesEvolutionary Computation, 2007
We present a covariant form for the dynamics of a canonical GA of arbitrary cardinality, showing how each genetic operator can be uniquely represented by a mathematical object — a tensor — that transforms simply under a general linear coordinate transformation.
Chryssomalis Chryssomalakos   +1 more
openaire   +2 more sources

Real‐World Safety and Effectiveness of JAK Inhibitors in Systemic Sclerosis: A Propensity‐Matched Study From the EUSTAR Cohort

open access: yesArthritis Care &Research, EarlyView.
Objective JAK inhibitors (JAKi) have shown promising effects in early‐phase studies of systemic sclerosis (SSc). We aimed to assess the safety and explore the effectiveness of JAKi compared to conventional immunosuppressants in SSc. Methods A longitudinal retrospective study of the European Scleroderma Trials and Research Group (EUSTAR) cohort was ...
Stefano Di Donato   +27 more
wiley   +1 more source

Reconstructing Cloud Contaminated Pixels Using Spatiotemporal Covariance Functions and Multitemporal Hyperspectral Imagery

open access: yesRemote Sensing, 2019
One of the major challenges in optical-based remote sensing is the presence of clouds, which imposes a hard constraint on the use of multispectral or hyperspectral satellite imagery for earth observation. While some studies have used interpolation models
Yoseline Angel   +2 more
doaj   +1 more source

A Covariance Equation

open access: yesThe Journal of Geometric Analysis, 2019
Let $§$ be a commutative semigroup with identity $e$ and let $Γ$ be a compact subset in the pointwise convergence topology of the space $§'$ of all non-zero multiplicative functions on $§.$ Given a continuous function $F: Γ\to \mathbb C$ and a complex regular Borel measure $μ$ on $Γ$ such that $μ(Γ) \not = 0.$ It is shown that $$ μ(Γ) \int_Γ \varrho(s)
openaire   +3 more sources

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

P273: Adjusted polygenic score: Translation of a new concept for cardiovascular disease prevention and management

open access: yesGenetics in Medicine Open, 2023
Nikolaos Panagiotou   +7 more
doaj   +1 more source

Covariant residual entropy [PDF]

open access: yesJournal of High Energy Physics, 2014
35 pages, 6 figures; v2: references added, matches the published ...
openaire   +4 more sources

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Error Correlations in High-Resolution Infrared Radiation Sounder (HIRS) Radiances

open access: yesRemote Sensing, 2019
The High-resolution Infrared Radiation Sounder (HIRS) has been flown on 17 polar-orbiting satellites between the late 1970s and the present day. HIRS applications require accurate characterisation of uncertainties and inter-channel error correlations ...
Gerrit Holl   +2 more
doaj   +1 more source

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