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Auflistung nach Schlagwort "Classification results"
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Maas, Alina; Alrajhi, M.; Alobeid, A.; Heipke, Christian
(Göttingen : Copernicus GmbH, 2017)
Updating topographic geospatial databases is often performed based on current remotely sensed images. To automatically extract the object information (labels) from the images, supervised classifiers are being employed. ...
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Niemeyer, Joachim; Rottensteiner, Franz; Sörgel, Uwe; Heipke, Christian
(Göttingen : Copernicus GmbH, 2016)
We propose a novel hierarchical approach for the classification of airborne 3D lidar points. Spatial and semantic context is incorporated via a two-layer Conditional Random Field (CRF). The first layer operates on a point ...
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Politz, F.; Sester, M.
(Göttingen : Copernicus GmbH, 2019)
National mapping agencies (NMAs) have to acquire nation-wide Digital Terrain Models on a regular basis as part of their obligations to provide up-to-date data. Point clouds from Airborne Laser Scanning (ALS) are an important ...
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Albert, Lena; Rottensteiner, Franz; Heipke, Christian
(Göttingen : Copernicus GmbH, 2014)
This paper proposes a two-layer Conditional Random Field model for simultaneous classification of land cover and land use. Both classification tasks are integrated into a unified graphical model, which is reasonable due ...