Results 21 to 30 of about 145,094 (294)

A combination of Sentinel-1 RADAR and Sentinel-2 multispectral data improves classification of morphologically similar savanna woody plants

open access: yesEuropean Journal of Remote Sensing, 2022
The co-existence of diverse plant forms in densely vegetated savanna environments presents a challenge when mapping species diversity using single remotely sensed data type that carries either optical or structural information.
Emmanuel Fundisi   +2 more
doaj   +1 more source

Optimal Exploitation of the Sentinel-2 Spectral Capabilities for Crop Leaf Area Index Mapping [PDF]

open access: yes, 2012
The continuously increasing demand of accurate quantitative high quality information on land surface properties will be faced by a new generation of environmental Earth observation (EO) missions.
D'Urso, Guido   +4 more
core   +2 more sources

Mapping Mediterranean seagrasses with Sentinel-2 imagery [PDF]

open access: yesMarine Pollution Bulletin, 2018
Mediterranean seagrasses have been hailed for their numerous ecosystem services, yet they are undergoing a decline in their coverage. The major complication with resolving this tendency is the sparsity of data on their overall distribution. This study addresses the suitability of the recently launched Sentinel-2 satellite for mapping the distribution ...
Dimosthenis Traganos, Peter Reinartz
openaire   +3 more sources

Benchmark of machine learning methods for classification of a Sentinel-2 image [PDF]

open access: yes, 2016
Thanks to mainly ESA and USGS, a large bulk of free images of the Earth is readily available nowadays. One of the main goals of remote sensing is to label images according to a set of semantic categories, i.e. image classification.
Piragnolo, Marco   +2 more
core   +1 more source

Fusion of Sentinel-1 data with Sentinel-2 products to overcome non-favourable atmospheric conditions for the delineation of inundation maps

open access: yesEuropean Journal of Remote Sensing, 2020
729Sentinel-1 data are an alternative for monitoring flooded inland surfaces during cloudy periods. Supervised classification approaches with a single-trained model for the entire image demonstrate poor accuracy due to confusing backscatter conditions of
Ioannis Manakos   +2 more
doaj   +1 more source

Trophic status estimation of case-2 water bodies of the Godavari River basin using satellite imagery and artificial neural network (ANN)

open access: yesH2Open Journal, 2023
The dynamics of trophic status estimation of case-2 water bodies on a synoptic mode for frequent intervals is essential for water quality management.
Nagalapalli Satish   +3 more
doaj   +1 more source

Coastal coverage of ESA’ Sentinel 2 mission

open access: yesAdvances in Space Research, 2020
Abstract Climatologic and anthropogenic pressures in coastal areas affect the coastal zone at different scales. With the development of new missions in open-access, satellites now represent an attractive solution for a broad public to capture local-scale coastal impacts at large scales.
Bergsma, Erwin W. J., Almar, Rafael
openaire   +2 more sources

LEARNING HARMONISED PLEIADES AND SENTINEL-2 SURFACE REFLECTANCES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
Abstract. In this paper, we investigate the use of machine-learning techniques in order to produce harmonised surface reflectances between Sentinel-2 and Pleiades images, and reduce the impact of the differences in sensors, view conditions, and atmospheric correction differences between them.
Michel, J., Inglada, J.
openaire   +5 more sources

Oil Spill Detection Analyzing “Sentinel 2“ Satellite Images: A Persian Gulf Case Study [PDF]

open access: yes, 2018
Oil spills near exploitation areas and oil loading ports are often related to the ambitions of governments to get more oil market share and the negligence at the time of the loading in large tankers or ships.
GROPPI, DANIELE   +4 more
core   +1 more source

Remote Sensing for Precision Agriculture: Sentinel-2 Improved Features and Applications

open access: yesAgronomy, 2020
The use of satellites to monitor crops and support their management is gathering increasing attention. The improved temporal, spatial, and spectral resolution of the European Space Agency (ESA) launched Sentinel-2 A + B twin platform is paving the way to
Joel Segarra   +3 more
doaj   +1 more source

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