21 publication(s) trouvée(s)
Article scientifique
Comparative machine learning classification of a heterogeneous Ramsar wetland using Sentinel-1 and Sentinel-2 imagery with quantity and allocation disagreement diagnostics
Introduction Strategic and active management of protected and heterogeneous wetland landscapes requires timely, accurate, and spatially explicit land-use and land-cover …
Article scientifique
A multi-class, multi-temporal crop and Land cover mapping framework for Morocco using Sentinel-1/2 monthly composites and advanced machine learning ensembles
Timely and accurate crop-type mapping is fundamental for sustainable agricultural management and food security in semi-arid regions, where climate variability …
Article scientifique
Comparative evaluation of machine learning algorithms for integrated wetland modelling within a geospatial big data environment in Driefontein Grasslands of Zimbabwe
Introduction The spatial dynamics of wetlands require advanced geospatial modelling approaches capable of capturing nonlinear ecological interactions across heterogeneous landscapes. …
Article scientifique
Using non-vegetated soil mosaics for soil property modelling to compare Google Earth Engine and THEIA platforms across Sminja Plain, Tunisia
This study examines the potential of Sentinel-2 (S2) temporal mosaics (TM) of non-vegetated soils to enhance soil property mapping in …
Article scientifique
Estimating flavonoids using radiative transfer model inversion on imaging spectroscopy data
Assessing flavonoid content is crucial for understanding plant responses to biotic and abiotic stresses. However, pigments such as chlorophylls, carotenoids, …
Article scientifique
A fully satellite-driven workflow for hydrodynamic modeling in data-scarce coastal systems: integrating ICESat-2, Sentinel-2, SWOT and reanalysis models
Hydrodynamic models in coastal and estuarine systems are typically constrained by sparse bathymetry, boundary, and validation data, especially in regions …
Article scientifique
Mapping small-sized logging disturbances in tropical forests using Sentinel-1 time series and an extensive ground truth dataset
Deforestation and forest degradation are the main threats to biodiversity and carbon stocks in tropical forests. Advances in optical and …
Article scientifique
Evaluating the efficacy of hybrid deep learning models in assessing temporal night-time light trends for the cities of Cape Town, Durban and Johannesburg in South Africa
Introduction Increasing research demonstrates the value of nighttime light (NTL) data for studying human activities, including urban change. The public …
Article scientifique
Assessing the spatiotemporal dynamics of land-use/land-cover change and human-wildlife conflict around Hluhluwe-iMfolozi park, South Africa
Human‐wildlife conflict (HWC) is increasingly associated with rapid land‐use and land‐cover (LULC) changes and broader environmental shifts. While previous studies …
Article scientifique
Challenging global generalizations: superior land cover mapping in Botswana with a locally trained transformer model
Introduction Accurate and high‐resolution land use and land cover (LULC) classification remains a critical challenge in ecologically diverse and spatially …
Article scientifique
Exploring the utility of remote sensing technology in vegetation below ground biomass (BGB) estimation: a critical review of methods and challenges
Understanding vegetation Below Ground Biomass (BGB) dynamics is essential to ensure long-term ecological functions such as carbon sequestration and optimizing …
Article scientifique
Artificial intelligence for groundwater recharge prediction in an arid region: application of tabular deep learning models in the Feija Basin, Morocco
Introduction Groundwater recharge mapping is crucial for sustainable water resource management in arid and semi-arid regions, particularly in hydro-climatically stressed …
Article scientifique
Performance of segmentation (watershed and meanshift) and image transformation (MNF-laplacian filter) methods for extracting complex coastlines from Pleiades images: the case of the Kerkena archipelago, Tunisia
With the ongoing surge in global coastal development, understanding shoreline dynamics has become a critical issue, given the inherent vulnerability …
Article scientifique
Characterising the spatio-temporal patterns of water quality parameters in the cradle of humankind world heritage site using Sentinel-2 and random forest regressor
Introduction Water quality assessment is essential for monitoring and managing freshwater resources, particularly in ecologically and culturally significant areas like …
Article scientifique
A systematic review of remote sensing technologies and techniques for agricultural insect pest monitoring: lessons for locustana pardalina (Brown Locust) control in South Africa
Insect pests are responsible for 20%–40% annual agricultural production losses globally, leading to an over-reliance on pesticides in farming practices. …
Article scientifique
Mapping and quantifying deforestation in the Zambezi ecoregion of Central-Southern Africa: extent and spatial structure
Introduction Forests in the Zambezi ecoregion play a critical role in sustaining biodiversity and the livelihoods of over 100 million …
Article scientifique
First results of the surface water ocean topography (SWOT) observations to rivers elevation profiles in the Cuvette Centrale of the Congo Basin
Rivers play a crucial role in maintaining ecosystems and regional climates, while also providing essential water for irrigation and drinking. …
Article scientifique
Prediction of soil texture using remote sensing data. A systematic review
Soil particle size fractions play a critical role in determining soil health attributes, including soil aeration, water infiltration and retention …
Article scientifique
Spectral imaging of grass species in arid ecosystems of Namibia
Grasslands across the African continent are under pressure from climate change and human activities, particularly in arid ecosystems. From a …
Article scientifique
A case study about the forest fire occurred on 05 July 2021 over Khenchela province, Algeria, using space-borne remote sensing
In this study, space-borne remote sensing (Landsat-8, MODIS) was employed to evaluate the effects of forest fires occurring on 05 …
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