Results 121 to 130 of about 71,453 (399)

Optimal Constrained Wireless Emergency Network Antennae Placement [PDF]

open access: yes, 2018
With increasing number of mobile devices, newly introduced smart devices, and the Internet of things (IoT) sensors, the current microwave frequency spectrum is getting rapidly congested.
Gaikwad, Swapnil Mohan
core   +1 more source

Upgrade of the CEDIT database of earthquake-induced ground effects in Italy [PDF]

open access: yes, 2018
The database related to the Italian Catalogue of EarthquakeInduced Ground Failures (CEDIT), was recently upgraded and updated to 2017 in the frame of a work-in-progress focused on the following issues: i) reorganization of the geo-database architecture ...
Caprari, Patrizia   +5 more
core   +1 more source

Introduction to QGIS

open access: yes, 2014
Open source geographic information systems (GIS) tools are maturing to the point of being viable for widespread use. QGIS is a desktop GIS system that is cross-platform, free, extensible and interoperates well with other GIS tools. Data services that support desktop GIS software packages are increasingly supporting QGIS, and ideas for promoting open ...
openaire   +2 more sources

ALKIS-Daten in QGIS und im WebGIS (QGIS-Server mit Lizmap) nutzen

open access: yes, 2023
Als Bestandteile der PostNAS-Suite existieren Tools der Firma norBIT zum Import, sowie zur Darstellung, Auskunft und Suche von ALKIS-Daten in QGIS. Viele QGIS-Anwender schrecken jedoch vor der notwendigen PostgreSQL-Datenbank (mit PostGIS-Erweiterung) zurück. Der Beitrag zeigt die Nutzung der ALKIS-NAS-Daten über die Tools der PostNAS-Suite in QGIS und
openaire   +2 more sources

New species and new records in Agarista (Ericaceae) from the Peruvian Andes

open access: yesNordic Journal of Botany, EarlyView.
Agarista (Ericaceae) is currently represented in Peru by three species. Here, we update this number to five, adding new taxa based on the recognition of a taxonomic novelty and new records. The new species Agarista eugeniifolia differs from all congeneric species by an abaxially sulcate midvein.
Claudenice Hilda Dalastra   +3 more
wiley   +1 more source

A framework to determine micro-level population figures using spatially disaggregated population estimates [PDF]

open access: yesarXiv, 2022
About half of the world population already live in urban areas. It is projected that by 2050, approximately 70% of the world population will live in cities. In addition to this, most developing countries do not have reliable population census figures, and periodic population censuses are extremely resource expensive.
arxiv  

Cartographic analysis of tourist attractive regions using GIS technologies

open access: yesGeodesy and Cartography, 2020
In this article, I compare cartographic methods that can be used for analyzing tourist attractive regions and explore the possibilities of using GIS technologies for such analysis.
Viktoriia Lepetiuk
doaj   +1 more source

Lights Out Buckeyes – Landscape and Architectural Influences on Avian Window Collisions [PDF]

open access: yes, 2020
Window collisions due to both glass reflectivity and lights at night are the second leading cause of bird death in the United States (Klem 1990). Many efforts have begun across the country to more accurately assess the impact and provide rehabilitation ...
Ficker, Tyler
core  

Seekarten mit QGIS: geht das?

open access: yes, 2023
FOSSGIS 2023: Anwenderkonferenz für Freie und Open Source Software für Geoinformationssysteme, Open Data und OpenStreetMap, p ...
Assmann, Ulrike, Hey, Annette
openaire   +2 more sources

Amidst the remnants of the Atlantic Forest, a new species and a new record of Dalechampia (Euphorbiaceae) were found in Pernambuco, Brazil

open access: yesNordic Journal of Botany, EarlyView.
Dalechampia microcalyx is described as new to science and Dalechampia viridissima is recorded for the first time for the state of Pernambuco, Brazil. Both species occur in remnants of the Atlantic Forest in the state, found in the municipalities of Vicência and São Lourenço da Mata, respectively.
Jone Clebson Ribeiro Mendes   +4 more
wiley   +1 more source

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