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  1. No Access

    Article

    Accuracy evaluation for coastline extraction from Pléiades imagery based on NDWI and IHS pan-sharpening application

    Accurate coastline position is of fundamental importance for many applications concerning coastal zone monitoring, management, and planning. For example, coastal erosion phenomena require a careful and continu...

    Emanuele Alcaras, Ugo Falchi, Claudio Parente, Andrea Vallario in Applied Geomatics (2023)

  2. No Access

    Chapter and Conference Paper

    On the Accuracy of Geoid Heights Derived from Discrete GNSS/Levelling Data Using Kriging Interpolation

    Local geoid models presenting higher resolution than global ones are generally derived by a combination of different datasets, integrating individual pure astrogeodetic, gravimetric and GNSS/levelling solution...

    Emanuele Alcaras, Pier Paolo Amoroso, Ugo Falchi… in Geodesy for a Sustainable Earth (2023)

  3. No Access

    Chapter and Conference Paper

    Machine Learning Approaches for Coastline Extraction from Sentinel-2 Images: K-Means and K-Nearest Neighbour Algorithms in Comparison

    In the last decades, machine learning techniques have increasingly spread to many application fields of remote sensing and, more recently, have also involved the extraction of the coastline from satellite imag...

    Emanuele Alcaras, Pier Paolo Amoroso… in Geomatics for Green and Digital Transition (2022)

  4. No Access

    Chapter and Conference Paper

    Coastline Extraction from Optical Satellite Imagery and Accuracy Evaluation

    Different techniques can be applied for shoreline acquisition. Direct survey, based on GNSS (Global Navigation Satellite System) or total station, permits to obtain 3D information that is useful for the correc...

    Emanuele Alcaras, Angela Errico, Ugo Falchi… in R3 in Geomatics: Research, Results and Rev… (2020)