SPARSE POINT CLOUD FILTERING BASED ON COVARIANCE FEATURES
Farella, E. M. ; Torresani, A. ; Remondino, F.
International archives of the photogrammetry, remote sensing and spatial information sciences., , Vol.XLII-2/W15, p.465-472 [Periódico revisado por pares]Gottingen: Copernicus GmbH
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