Results 1 to 10 of about 62,930 (259)

Open source QGIS toolkit for the Advanced Research WRF modelling system [PDF]

open access: greenEnvironmental Modelling & Software volume 112, pp. 166-178 (2019), 2019
The Advanced Research WRF (Weather Research and Forecasting) model is a popular atmospheric model used for research and Numerical Weather Prediction (NWP). However, despite its popularity, its set-up and configuration often demand several interdisciplinary skills that go beyond the understanding of physical processes.
David E. Meyer, Maik Riechert
arxiv   +3 more sources

Boundary scattering in the principal chiral model [PDF]

open access: yesCzech.J.Phys. 51 (2001) 1380-1384, 2001
An informal introduction to our recent work on the principal chiral model with boundary. We found that both classically integrable boundary conditions and quantum boundary S-matrices were classified by the symmetric spaces G/H. The connection is explained by the presence of a twisted Yangian algebra of non-local charges.
MacKay, Niall, Short, Ben
arxiv   +6 more sources

Epidemiological profile and mapping geographical distribution of road traffic accidents reported to a tertiary care hospital, Mangaluru using quantum geographic information system (QGIS)

open access: goldJournal of Family Medicine and Primary Care, 2020
Background: The worldwide annual average of road traffic accident (RTA) is approximately 7,00,000 and out of that 10% occur in India. It is estimated that in India, by 2020 RTA would have its fatal effect on about 5,50,000 people annually. This study was
Habeena Shaira   +6 more
doaj   +2 more sources

Nilpotent classical mechanics: s-geometry [PDF]

open access: yes, 2006
We introduce specific type of hyperbolic spaces. It is not a general linear covariant object, but of use in constructing nilpotent systems. In the present work necessary definitions and relevant properties of configuration and phase spaces are indicated. As a working example we use a D=2 isotropic harmonic oscillator.
A. Frydryszak   +5 more
arxiv   +3 more sources

QGIS

open access: green, 2023
Dalam rangka meningkatkan mutu pelayanan dosen khususnya Tridarma perguruan tinggi diperlukan pengakuan kinerja sehingga dosen yang bersangkutan dapat meningkatkan kinerjanya.
HERY LEO SIANTURI
openalex   +3 more sources

CityJSON in QGIS: Development of an open‐source plugin [PDF]

open access: hybridTransactions in GIS, 2020
AbstractWhen QGIS 3.0 was released in 2018, it added support for 3D visualisation. At the same time, CityJSON has been developing as an easy‐to‐use JavaScript Object Notation (JSON) encoding for 3D city models using the CityGML 2.0 data model. Together, this opened the possibility to support semantic 3D city models in the popular open‐source GIS ...
Stelios Vitalis   +2 more
openalex   +5 more sources

OPEN SOURCE FLOOD MAPPING TOOLS – QGIS, RIVER GIS AND HEC-RAS [PDF]

open access: goldActa Geobalcanica, 2019
Recently, the area of free and open source geospatial data and software has experienced a significant development and progress. Since the start of geospatial open source “revolution” in the early 2000 (that began with QGIS launching), a transition from ...
Catalin Ioan Cimpianu   +1 more
doaj   +2 more sources

Light pollution mapping in Pécs city with the help of SQM-L and VIIRS DNB: The effect of public luminaire replacements on the sky background of the urban sky [PDF]

open access: yesGeographica Pannonica, 2022
Recently light pollution has been one of the most dynamically increasing form of environmental pollution. Light, if it arrives at the wrong place, time, quantity and quality, is harmful to human health and the physical environment-not to mention that it ...
Gyenizse Péter   +8 more
doaj   +1 more source

QGIS-enabled culvert locations: A case study in Wadi Ahin, Oman [PDF]

open access: yesE3S Web of Conferences, 2022
The main purpose of culvert construction is to allow the rainfall and flash floodwater to flow smoothly to not get traffic hindered. In addition, culverts are one of the common structures used to protect roads against flood hazards. Wadi Ahin is selected
Ibrahim Osama, Afandy Mohammed
doaj   +1 more source

OPEN SOURCE SOFTWARES AS A TOOL FOR CREATING INTERACTIVE WEB MAPS [PDF]

open access: yesGeodetski Glasnik, 2023
Modern requirements for spatial information greatly exceed the capabilities of classic analog maps, which is why there was a need to adapt cartography itself to these requirements.
Azra Šehić, Adis Hamzić
doaj   +1 more source

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