Results 51 to 60 of about 11,058 (261)

Seamless Positioning and Navigation by Using Geo-Referenced Images and Multi-Sensor Data

open access: yesSensors, 2013
Ubiquitous positioning is considered to be a highly demanding application for today’s Location-Based Services (LBS). While satellite-based navigation has achieved great advances in the past few decades, positioning and navigation in indoor scenarios and ...
Tao Li, Jinling Wang, Xun Li
doaj   +1 more source

Bayesian multiresolution modeling of georeferenced data: An extension of ‘LatticeKrig’

open access: yesComputational Statistics & Data Analysis, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
John Paige   +3 more
openaire   +2 more sources

Does biotic resistance govern forest invasions by bark and ambrosia beetles?

open access: yesEcography, EarlyView.
The theory of biotic resistance states that community diversity promotes resistance to biological invasions. This theory has been widely explored for its ability to explain variation in habitat invasibility to non‐native plant species and while the theory holds in some systems, it does not in others.
Jiří Trombik   +4 more
wiley   +1 more source

An Infrastructure for Spatial Linking of Survey Data

open access: yesData Science Journal, 2020
Research on environmental justice comprises health and well-being aspects, as well as topics related to general social participation. In this research field, among others, there is a need for an integrated use of social science survey data and spatial ...
Felix Bensmann   +9 more
doaj   +1 more source

‘EcoCleanR': enhancing data quality of biogeographic ranges with application for marine invertebrates

open access: yesEcography, EarlyView.
Published distribution data, while invaluable for understanding species' biogeography, often suffer from limitations such as dated and static representations of ranges, a bias toward latitudinal information, and lack of resolution in sampling frequency and variation in abundance throughout a species' distribution.
Priyanka Soni   +2 more
wiley   +1 more source

Physiology–microhabitat matching may help organisms cope with the thermal and hydric challenges under climate change: a tale of two lizards

open access: yesEcography, EarlyView.
Climate change is significantly affecting biodiversity, and organisms that depend on external temperature – such as ectotherms – are particularly vulnerable to these effects. Microhabitats provide refuge for species, thereby reducing exposure to thermal and hydric stress under climate change.
Carolina Reyes‐ Puig   +3 more
wiley   +1 more source

Post‐Processed CMIP6 Climate Projections for Hydro‐Environmental Risk Assessment in the Middle East and Central Asia

open access: yesInternational Journal of Climatology, EarlyView.
Estimating water resources is important for regional climate impact analysis and risk estimation. The Middle East and Central Asia have largely reached the limit of sustainably usable water across their river basins and ecosystems. Strategies designed to mitigate environmental risks require a reliable estimation of water availability trends.
Paolo Reggiani   +4 more
wiley   +1 more source

Evaluation metrics and validation of presence-only species distribution models based on distributional maps with varying coverage

open access: yesScientific Reports, 2021
We examine how different datasets, including georeferenced hardcopy maps of different extents and georeferenced herbarium specimens (spanning the range from 100 to 85,000 km2) influence ecological niche modeling.
Kamil Konowalik, Agata Nosol
doaj   +1 more source

BioGeomancer: Automated Georeferencing to Map the World's Biodiversity Data

open access: yesPLoS Biology, 2006
The BioGeomancer Project provides a toolkit to georeference data and specimens collected for natural history collections, a crucial task if the potential of these specimens is to be fully realized.
Robert P Guralnick   +4 more
openaire   +6 more sources

Rediscovery of Passiflora clypeophylla (subgenus Decaloba): a highly threatened and narrow endemic species found within a karstic canyon in Guatemala

open access: yesNordic Journal of Botany, EarlyView.
Passiflora clypeophylla, an endemic species to the Guatemalan karstic forests last seen in 1889 and deemed extinct, was rediscovered in the Department of Alta Verapaz, east of Cobán. The species was known only from a single specimen hailed from the type locality, Rubel Cruz, where it has been found again. An additional location has been identified in a
J.R. Kuethe   +3 more
wiley   +1 more source

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