Results 41 to 50 of about 1,061,712 (345)

The significance of using satellite imagery data only in Ecological Niche Modelling of Iberian herps

open access: yesActa Herpetologica, 2012
The environmental data used to calculate ecological niche models (ENM) are obtained mainly from ground-based maps (e.g., climatic interpolated surfaces).
Neftalí Sillero   +5 more
doaj   +1 more source

A reproducible notebook to acquire, process and analyse satellite imagery

open access: yesREGION, 2020
Satellite imagery is often used to study and monitor Earth surface changes. The open availability and extensive temporal coverage of Landsat imagery has enabled changes in temperature, wind, vegetation and ice melting speed for a period of up to 46 years.
Meixu Chen   +3 more
doaj   +1 more source

A Deep Learning Approach to an Enhanced Building Footprint and Road Detection in High-Resolution Satellite Imagery

open access: yesRemote Sensing, 2021
The detection of building footprints and road networks has many useful applications including the monitoring of urban development, real-time navigation, etc.
C. Ayala, R. Sesma, C. Aranda, M. Galar
semanticscholar   +1 more source

Sentinel-2 Satellite Imagery for Urban Land Cover Classification by Optimized Random Forest Classifier

open access: yesApplied Sciences, 2021
Land cover classification is able to reflect the potential natural and social process in urban development, providing vital information to stakeholders. Recent solutions on land cover classification are generally addressed by remotely sensed imagery and ...
Tianxiang Zhang   +4 more
semanticscholar   +1 more source

A generalizable and accessible approach to machine learning with global satellite imagery [PDF]

open access: yesNature Communications, 2020
Combining satellite imagery with machine learning (SIML) has the potential to address global challenges by remotely estimating socioeconomic and environmental conditions in data-poor regions, yet the resource requirements of SIML limit its accessibility ...
Esther Rolf   +7 more
semanticscholar   +1 more source

A solar panel dataset of very high resolution satellite imagery to support the Sustainable Development Goals

open access: yesScientific Data, 2023
Effectively supporting the United Nations’ Sustainable Development Goals requires reliable, substantial, and timely data. For solar panel installation monitoring, where accurate reporting is crucial in tracking green energy production and sustainable ...
Cecilia N. Clark, Fabio Pacifici
doaj   +1 more source

Sat-Mesh: Learning Neural Implicit Surfaces for Multi-View Satellite Reconstruction

open access: yesRemote Sensing, 2023
Automatic reconstruction of surfaces from satellite imagery is a hot topic in computer vision and photogrammetry. State-of-the-art reconstruction methods typically produce 2.5D elevation data.
Yingjie Qu, Fei Deng
doaj   +1 more source

Optimal pansharpening of RASAT satellite imagery

open access: yes2014 22nd Signal Processing and Communications Applications Conference (SIU), 2014
Pansharpening is a pixel-level fusion technique for increasing the spatial resolution of low-resolution multi-spectral satellite imagery using high resolution panchromatic imagery. In this work, the performance of various pan sharpening algorithms in improving the 7.5 meter resolution of RASAT satellite imagery is compared Nine different pansharpening ...
Mustafa Teke 0001   +3 more
openaire   +3 more sources

A review of image fusion techniques for pan-sharpening of high-resolution satellite imagery

open access: yes, 2021
Pan-sharpening methods are commonly used to synthesize multispectral and panchromatic images. Selecting an appropriate algorithm that maintains the spectral and spatial information content of input images is a challenging task.
F. Dadrass Javan   +5 more
semanticscholar   +1 more source

Mapping individual tree crowns to extract morphological attributes in urban areas using unmanned aerial vehicle-based LiDAR and RGB data

open access: yesEcological Informatics
Mapping individual tree crowns (ITCs) along with their morphological attributes provides foundational variables for estimating functions, such as thermal stress and carbon emissions, within the urban environment.
Geonung Park   +2 more
doaj   +1 more source

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