Results 21 to 30 of about 372 (164)

Temporal and Spatial Variations of Secchi Depth and Diffuse Attenuation Coefficient from Sentinel-2 MSI over a Large Reservoir

Remote Sensing, 2020
The Alqueva reservoir (South of Portugal) in the Guadiana river basin constitutes the most important water resource in southern Portugal for domestic and agricultural consumption.
Gonçalo Rodrigues, Miguel Potes, Maria João Costa, Maria Helena Novais, Alexandra Marchã Penha, Rui Salgado, Maria Manuela Morais   +6 more
doaj   +1 more source

Assessment of Atmospheric Correction Processors and Spectral Bands for Satellite-Derived Bathymetry Using Sentinel-2 Data in the Middle Adriatic

Hydrology, 2022
Satellite-derived bathymetry (SDB) based on multispectral satellite images (MSI) from the satellite’s optical sensors is a recent technique for surveying shallow waters.
Ljerka Vrdoljak, Jelena Kilić Pamuković   +1 more
doaj   +1 more source

Gradient Boosting and Linear Regression for Estimating Coastal Bathymetry Based on Sentinel-2 Images

Remote Sensing, 2022
Thousands of vessels travel around the world every day, making the safety, efficiency, and optimization of marine transportation essential. Therefore, the knowledge of bathymetry is crucial for a variety of maritime applications, such as shipping and ...
Fahim Abdul Gafoor, Maryam R. Al-Shehhi, Chung-Suk Cho, Hosni Ghedira   +3 more
doaj   +1 more source

Unlocking Tropical Forest Complexity: How Tree Assemblages in Secondary Forests Boost Biodiversity Conservation. [PDF]

Ecol Evol
Secondary forests are crucial for achieving COP15/16 conservation goals. An operational national approach was developed to identify and characterise forest ecosystems based on the dominant tree species in the canopy, serving as indicators for ecosystem extent and condition.
Souza Oliveira M, Lenormand M, Luque S, Zamora NA, Alleaume S, Aguilar Porras AC, Castillo MU, Chacón-Madrigal E, Delgado D, Hernández Sánchez LG, Ngo Bieng MA, Quesada-Monge R, Solano GS, Zúñiga PM.   +13 more
europepmc   +2 more sources

Semi-analytical model for TSI estimation of inland water bodies from Sentinel 2 imagery

Journal of Hydroinformatics, 2022
Regular monitoring of inland water bodies is essential to identify the areas of deteriorating water quality and to take measures to curb the impairment.
P. Y. Sherjah, N. Sajikumar, P. T. Nowshaja   +2 more
doaj   +1 more source

Evaluation of Sentinel-2/MSI Atmospheric Correction Algorithms over Two Contrasted French Coastal Waters

Remote Sensing, 2022
The Sentinel-2A and Sentinel-2B satellites, with on-board Multi-Spectral Instrument (MSI), and launched on 23 June 2015 and 7 March 2017, respectively, are very useful tools for studying ocean color, even if they were designed for land and vegetation ...
Quang-Tu Bui, Cédric Jamet, Vincent Vantrepotte, Xavier Mériaux, Arnaud Cauvin, Mohamed Abdelillah Mograne   +5 more
doaj   +1 more source

Effect of Different Atmospheric Correction Algorithms on Sentinel-2 Imagery Classification Accuracy in a Semiarid Mediterranean Area

Remote Sensing, 2021
Multi-temporal imagery classification using spectral information and indices with random forest allows improving accuracy in land use and cover classification in semiarid Mediterranean areas, where the high fragmentation of the landscape caused by ...
Carmen Valdivieso-Ros, Francisco Alonso-Sarria, Francisco Gomariz-Castillo   +2 more
doaj   +1 more source

Effect of Atmospheric Corrections on NDVI: Intercomparability of Landsat 8, Sentinel-2, and UAV Sensors

Remote Sensing, 2021
Sentinel-2 and Landsat 8 satellites constitute an unprecedented source of freely accessible satellite imagery. To produce precise outputs from the satellite data, however, proper use of atmospheric correction methods is crucial.
David Moravec, Jan Komárek, Serafín López-Cuervo Medina, Iñigo Molina   +3 more
doaj   +1 more source

Influence of Wind on Suspended Matter in the Water of the Albufera of Valencia (Spain)

Journal of Marine Science and Engineering, 2021
Wind significantly influences suspended matter in lakes, especially in shallow lagoons. To know how wind affects the water in Albufera of Valencia, a shallow coastal lagoon, the measured variables of turbidity and transparency have been correlated with ...
Juan Soria, Miguel Jover, José Antonio Domínguez-Gómez   +2 more
doaj   +1 more source

Comparison between top and bottom of atmosphere Sentinel-2 image for mangrove mapping in Balikpapan Bay, East Kalimantan [PDF]

BIO Web of Conferences
Sentinel-2 is high-resolution multispectral imagery that launched by the European Space Agency on June 23, 2015 for Sentinel-2A and March 7, 2017 for Sentinel-2B.
Ginting D.N.B., Setiawan K.T., Anggraini N., Suardana A.P., Nandika M.R., Ulfa A., Aziz K., Dewanti R.   +7 more
doaj   +1 more source