Results 11 to 20 of about 451,587 (286)

Investigation of Relationships Between the Geospatial Distribution of Cancer Incidence and Estimated Pesticide Use in the U.S. West

open access: yesGeoHealth, 2022
The objective of the study was to evaluate the potential geospatial relationship between agricultural pesticide use and two cancer metrics (pediatric cancer incidence and total cancer incidence) across each of the 11 contiguous states in the Western ...
Naveen Joseph   +5 more
doaj   +1 more source

Analysis of quality factors for digitization process of old books [PDF]

open access: yesJournal of Graphic Engineering and Design, 2020
The digitization process of old books is one of the measures to preserve the cultural heritage of mankind and to make them accessible to a large audience.
Olena Tsimer   +2 more
doaj   +1 more source

Multilevel Quasi-Monte Carlo Methods for Lognormal Diffusion Problems [PDF]

open access: yes, 2016
In this paper we present a rigorous cost and error analysis of a multilevel estimator based on randomly shifted Quasi-Monte Carlo (QMC) lattice rules for lognormal diffusion problems. These problems are motivated by uncertainty quantification problems in
Kuo, Frances Y.   +4 more
core   +3 more sources

Sharing detection heterogeneity information among species in community models of occupancy and abundance can strengthen inference

open access: yesEcology and Evolution, 2021
The estimation of abundance and distribution and factors governing patterns in these parameters is central to the field of ecology. The continued development of hierarchical models that best utilize available information to inform these processes is a ...
Thomas V. Riecke   +3 more
doaj   +1 more source

Modern applications of cross-classified random effects models in social and behavioral research: Illustration with R package PLmixed

open access: yesFrontiers in Psychology, 2022
Cross-classified random effects models (CCREMs) have been developed for appropriately analyzing data with a cross-classified structure. Despite its flexibility and the prevalence of cross-classified data in social and behavioral research, CCREMs have ...
Sijia Huang, Minjeong Jeon
doaj   +1 more source

Collaborative aspects for installing e-business in a maintenance environment

open access: yesBusiness: Theory and Practice, 2017
Business engineering process improvement is required because of the complexity of production and changing markets. Therefore, a multi-level-model is being developed by which it is possible to examine not only the enterprise level of the business ...
Klaus-Dieter Fröhner, Jürgen Zabel
doaj   +1 more source

Statistical Methods in Transdisciplinary Educational Research

open access: yesFrontiers in Education, 2020
A central task of educational research is to examine common issues of teaching and learning in all subjects taught at school. At the same time, the focus is on identifying and investigating unique subject-specific aspects on the one hand and ...
Alfred Lindl   +3 more
doaj   +1 more source

Modular multilevel converter losses model for HVdc applications [PDF]

open access: yes, 2017
Multi-terminal high voltage dc (HVdc) grids can eventually became a feasible solution to transport energy to remote and/ or distant areas and its exploitation depend, among other things, on the performance of the converter terminals.
Antonio Ferreira, Abel   +1 more
core   +2 more sources

An evaluation system based on multilevel model of fuzzy comprehensive evaluation for natural resources in agriculture

open access: yes浙江大学学报. 农业与生命科学版, 2002
For natural resources in agriculture, Just evaluation is the precondition of effective utilizing. In this paper, the comprehensive evaluation system, AgriSystem 1.0, which was recently developed for agricultural resource evaluation by us, was introduced.
LI Shao-wen   +3 more
doaj   +1 more source

Improving Quality Control Methods to Test Strengthening Technologies: A Multilevel Model of Acoustic Pulse Flow

open access: yesApplied Sciences, 2022
This article describes an approach that makes it possible to substantiate quality control criteria and methods to improve strengthening technologies.
Egor Grigorev, Viktor Nosov
doaj   +1 more source

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