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From 2D to 3D land parcelation: fusion of LiDAR data and cadastral maps / S. Filin in SaLIS Surveying and land information science, vol 68 n° 2 (June 2008)

Public [article]  inSaLIS Surveying and land information science > vol 68 n° 2 (June 2008) . - pp 81 - 91 Titre : From 2D to 3D land parcelation: fusion of LiDAR data and cadastral maps Type de document : Article/Communication Auteurs : S. Filin, Auteur ; A. Borka, Auteur ; Y. Doytsher, Auteur Année de publication : 2008 Article en page(s) : pp 81 - 91 Note générale : bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Lasergrammétrie [Termes IGN] cadastre numérique [Termes IGN] conflation [Termes IGN] données lidar [Termes IGN] données localisées 3D [Termes IGN] milieu urbain [Termes IGN] modèle numérique de surface [Termes IGN] parcelle cadastrale [Termes IGN] utilisation du sol Résumé : Auteur) Growing demand for efficient land use above and below the ground motivates the transition of cadastre and land-management systems from traditional two-dimensional systems to three-dimensional ones. This transition is required especially in sprawling urban areas that are turning into megacities. A major concern in realizing the 3D cadastre vision is the development of efficient methods for attaching the third dimension to the existing 2D systems. In this regard, airborne laser technology that offers direct acquisition of dense and accurate 3D data appears to be the optimal means for this objective. Integration of surface data into objects and shapes, however, requires handling discrepancies between both datasets, which in turn can lead to incorrect assignment of height information. We present herein a methodology for fusing airborne laser-scanning-derived data into existing 2D cadastral systems. We demonstrate this integration in urban environments comprising high-rise buildings and open areas. Analysis of the data sources shows the necessity for such transformation, while the results demonstrate the appropriateness of the proposed fusion concept. Copyright SaLIS Numéro de notice : A2008-331 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : sans Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=83661 [article]

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