Results 91 to 100 of about 10,023 (239)

The State of the Art in Visual Analytics for 3D Urban Data

open access: yesComputer Graphics Forum, Volume 43, Issue 3, June 2024.
Abstract Urbanization has amplified the importance of three‐dimensional structures in urban environments for a wide range of phenomena that are of significant interest to diverse stakeholders. With the growing availability of 3D urban data, numerous studies have focused on developing visual analysis techniques tailored to the unique characteristics of ...
Fabio Miranda   +8 more
wiley   +1 more source

Ideen zur Kartographische Generalisierung mit PostgreSQL und PostGIS

open access: yes, 2022
PostgreSQL bildet mit seiner räumlichen Erweiterung PostGIS die Grundlage für viele Webkarten und eignet sich hervorragend für die Verarbeitung von großen Datensätzen und damit für die Generalisierung. Anhand von OpenStreetMap-Daten werden im Beitrag einige Ansätze für die Lösung von Generalisierungproblemen wie Auswahl und Vereinfachung mittels ...
openaire   +3 more sources

Maßnahmen zur Gewässerunterhaltung managen mit QGIS, PostGIS und QField

open access: yes, 2023
Der Unterhaltungsverband „Mittlere Hase“ betreut insgesamt 1.400 Kilometer Gewässer für 700 Kunden. Entlang der Gewässer müssen jährlich verschiedene Pflegemaßnahmen durchgeführt werden. Für die Planung, Durchführung und Erfassung von Arbeitsständen werden neben QGIS eine PostGIS Datenbank und mobile Endgeräte mit der Software QField eingesetzt.
Mithöfer, Klaus, Lucks, Georg
openaire   +2 more sources

A geospatial decision support system to support policy implementation on climate change in EU

open access: yesLand Degradation &Development, Volume 35, Issue 6, Page 2046-2057, 15 April 2024.
Abstract Climate change (CC) is a global problem bringing multiple different changes in different regions that exacerbate the conflict between landscape demands. Policy in EU and elsewhere are facing the huge challenge of CC by developing specific regulations and strategies (e.g., European climate law, RDP 2014–2020) generally shaped in the United ...
A. Bonfante   +9 more
wiley   +1 more source

Representation of the German transmission grid for Renewable Energy Sources impact analysis

open access: yes, 2016
The increasing impact of fossil energy generation on the Earth ecological balance is pointing to the need of a transition in power generation technology towards the more clean and sustainable Renewable Energy Sources (RES).
Mureddu, Mario
core   +2 more sources

Introducing Elinor for monitoring the governance and management of area‐based conservation

open access: yesConservation Biology, Volume 38, Issue 2, April 2024.
Abstract Monitoring the governance and management effectiveness of area‐based conservation has long been recognized as an important foundation for achieving national and global biodiversity goals and enabling adaptive management. However, there are still many barriers that prevent conservation actors, including those affected by governance and ...
Shauna L. Mahajan   +32 more
wiley   +1 more source

Guía para el soporte de Sistemas de Información Geográfica en servidores PostgreSQL para Ubuntu

open access: yesRevista Cubana de Ciencias Informáticas, 2011
El presente artículo propone una guía para el soporte de sistemas de información geográfica en servidores PostgreSQL en Ubuntu, en la que se detallan los pasos para facilitar la instalación y configuración del gestor en dicho sistema operativo y se ...
Yisel Barrabia Legrá   +4 more
doaj  

MobilityDB

open access: yesACM Transactions on Database Systems, 2020
Despite two decades of research in moving object databases and a few research prototypes that have been proposed, there is not yet a mainstream system targeted for industrial use. In this article, we present MobilityDB, a moving object database that extends the type system of PostgreSQL and PostGIS with abstract data types for representing moving ...
Zimanyi, Esteban   +2 more
openaire   +2 more sources

Supporting the planning and management of biodiversity through the development of a geospatial decision support system

open access: yesLand Degradation &Development, Volume 35, Issue 5, Page 1837-1849, March 2024.
Abstract Today, the issue of biodiversity conservation is, more than ever before, one of primary importance since it has become common knowledge that biodiversity provides many services that are relevant to the sustaining of ecological integrity and, so, for the benefit of humanity.
Florindo Antonio Mileti   +5 more
wiley   +1 more source

GeoSpark SQL: An Effective Framework Enabling Spatial Queries on Spark

open access: yesISPRS International Journal of Geo-Information, 2017
In the era of big data, Internet-based geospatial information services such as various LBS apps are deployed everywhere, followed by an increasing number of queries against the massive spatial data.
Zhou Huang   +3 more
doaj   +1 more source

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