Results 91 to 100 of about 29,531 (302)

The XII century towers, a benchmark of the Rome countryside almost cancelled. The safeguard plan by low cost uav and terrestrial DSM photogrammetry surveying and 3D Web GIS applications [PDF]

open access: yes, 2017
“Giving a bird-fly look at the Rome countryside, throughout the Middle Age central period, it would show as if the multiple city towers has been widely spread around the territory” on a radial range of maximum thirty kilometers far from the Capitol Hill
Barelli, L., Forti, G., Paolini, P.
core   +2 more sources

The Georeferencing of Old Cartography in Geographic Information Systems (GIS): Review, Analysis and Comparative Study of Georeferencing Software

open access: yesRevista General de Información y Documentación, 2021
Contemporary organizations have faced the growing management of cartographic documentation, some of them of heritage interest. There are numerous institutions that are digitizing, georeferencing and publishing their historical cartography. The motivation
Jesús-Daniel Cascón-Katchadourian   +1 more
semanticscholar   +1 more source

A georeferenced implementation of weighted endemism [PDF]

open access: yesMethods in Ecology and Evolution, 2015
Summary Areas of endemism are conservation priorities and indicators of biogeographical processes, representing concentrations of range‐restricted biodiversity. While the term endemism describes geographical range restriction, the technical definition has often been re‐worked.
Guerin, G., Ruokolainen, L., Lowe, A.
openaire   +3 more sources

Herbarium digitisation sheds light on historical distribution and drivers of population extinction of a peat bog specialist

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Biodiversity loss threatens ecosystem services and human well‐being. Understanding the extent and causes of changes in biodiversity over time can help protect species and their habitats. Herbaria house carefully documented and curated specimens collected by generations of botanists.
Gabriel F. Ulrich   +4 more
wiley   +1 more source

Floristic catalog and georeference of plant species with economic and ecological potential in a restinga of Mata de São João, Bahia, Brazil [PDF]

open access: yesBiotemas, 2007
This paper aims to register in cadastre the species with economic and ecological potential in 46ha of restinga ecosystem, in the municipality of Mata de São João, Bahia, Brazil.
Erivaldo Pereira Queiroz
doaj  

Methodology for the metric restoration of the historical cartography applied to Francisco Coello's cartografic series of the Royal Site of Aranjuez [PDF]

open access: yes, 2011
Hojas Kilométricas (Kilometric Sheets). Specifically, the study focuses on those sheets referring to the city centre and surrounding area of the Royal Site of Aranjuez, a town in the south of the Province of Madrid.
Asenjo Villar, Juan Carlos   +2 more
core   +1 more source

Boosting the Timeliness of UAV Large Scale Mapping. Direct Georeferencing Approaches: Operational Strategies and Best Practices

open access: yesISPRS Int. J. Geo Inf., 2020
The use of unmanned aerial vehicles (UAVs) is nowadays a standard approach in several application fields. Researches connected with these systems cover several topics and the evolution of these platforms and their applications are rapidly growing ...
L. T. Losè, F. Chiabrando, F. G. Tonolo
semanticscholar   +1 more source

Improving Linear Projects Georeferencing to Create Digital Models Using UAV Imagery

open access: yesE3S Web of Conferences, 2021
Global Positioning System (GPS) on Unmanned Aerial Vehicles (UAV) platform relies on Micro Electro Mechanical Systems (MEMS) technology with a precision of 10 m at shooting time at UAV camera stations positions.
A. Elsheshtawy, L. А. Gavrilova
semanticscholar   +1 more source

Georeferenced Dynamic Event Handling [PDF]

open access: yes, 2015
A fast and efficient response to hazardous events can make the difference between life and death. Using this necessity as premise, surveillance systems are evolving, increasing the number of sensors used in event detection and developing new methods and algorithms for events handling.
Sérgio Onofre   +2 more
openaire   +3 more sources

iNaturalist projects represent a valuable resource for aggregating plant observations and engaging society: A case study of the Flora of Mongolia project

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Citizen science – collaboration between scientists and the public – has the potential to advance biodiversity monitoring. Using a case study from Mongolia, called the Flora of Mongolia project in iNaturalist, we illustrate how crowd‐sourced biodiversity data fills gaps of plant diversity in Mongolia.
Shukherdorj Baasanmunkh   +19 more
wiley   +1 more source

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