Results 31 to 40 of about 40,507 (198)

Axiomatic Differential Geometry II-2: Differential Forms [PDF]

open access: yes, 2013
We refurbish our axiomatics of differential geometry introduced in [Mathematics for Applications,, 1 (2012), 171-182]. Then the notion of Euclideaness can naturally be formulated.
Nishimura, Hirokazu
core   +2 more sources

IN BATHYMETRIC SURFACES: IDW OR KRIGING? [PDF]

open access: yesBoletim de Ciências Geodésicas, 2017
Abstract: The representation of the submerged relief is very importance in diverse areas of knowledge such as Projects to build or reassess port dimensions, installation of moles, ducts, marinas, bridges, tunnels, mineral prospecting, waterways, dredging, silting control of river and lakes, and others.
Ferreira, Italo Oliveira   +3 more
openaire   +2 more sources

Interpolating point spread function anisotropy

open access: yes, 2012
Planned wide-field weak lensing surveys are expected to reduce the statistical errors on the shear field to unprecedented levels. In contrast, systematic errors like those induced by the convolution with the point spread function (PSF) will not benefit ...
Courbin, F., Gentile, M., Meylan, G.
core   +1 more source

Asymmetric Reversal in Inhomogeneous Magnetic Heterostructures [PDF]

open access: yes, 2006
Asymmetric magnetization reversal is an unusual phenomenon in antiferromagnet / ferromagnet (AF/FM) exchange biased bilayers. We investigated this phenomenon in a simple model system experimentally and by simulation assuming inhomogeneously distributed ...
Batlle, Xavier   +6 more
core   +2 more sources

Optimizing Inverse Distance Weighting with Particle Swarm Optimization

open access: yesApplied Sciences, 2020
Spatial analysis of hydrological data often requires the interpolation of a variable from point samples. Commonly used methods for solving this problem include Inverse Distance Weighting (IDW) and Kriging (KG). IDW is easily extensible, has a competitive
Alina Barbulescu   +2 more
doaj   +1 more source

Air quality index prediction using IDW geostatistical technique and OLS-based GIS technique in Kuala Lumpur, Malaysia

open access: yesGeomatics, Natural Hazards & Risk, 2019
It is known, that the polluted air influences straightforwardly on human wellbeing. Along these lines, the air quality checking surveys the nature of air and recognize defiled territories.
Huda Jamal Jumaah   +4 more
doaj   +1 more source

Identification and characterization of nursery areas of red mullet Mullus barbatus in the Central Tyrrhenian Sea [PDF]

open access: yes, 2017
Red Mullet Mullus barbatus is an important target of fishing activities in the central Tyrrhenian Sea, so it is essential to identify its critical habitats in order to manage this resource efficiently.
Ardizzone, Domenico   +4 more
core   +1 more source

Impact of interpolation techniques on the accuracy of large-scale digital elevation model

open access: yesOpen Geosciences, 2020
There is no doubt that the tremendous development of information technology was one of the driving factors behind the great growth of surveying and geodesy science.
Habib Maan   +3 more
doaj   +1 more source

Middle Convolution and Harnad Duality

open access: yes, 2010
We interpret the additive middle convolution operation in terms of the Harnad duality, and as an application, generalize the operation to have a multi-parameter and act on irregular singular systems.Comment: 50 pages; v2: Submitted version once revised ...
A. Weinstein   +35 more
core   +1 more source

Optimising Solar PV Placement in Indonesia: AHP Multi-Criteria Decision Analysis for Ideal Locations [PDF]

open access: yesE3S Web of Conferences
The latest Indonesian Electricity Supply Business Plan (RUPTL 2021-2030) confirms Indonesia’s commitment to renewable energy. The government projects electricity generation of 40.6 GW in 2023 and is committed to involving renewable energy, which ...
Alius Qayyum   +2 more
doaj   +1 more source

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