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- Méthode standard : illumination virtuelle d’un azimut de 315° et une élévation de 45° sont appliquées. 
- Méthode par rayonnement : calcul du rayonnement solaire cumulé dans la période du 21 mars par intervalle de 30min. (Potential Incoming Solar Radiation, algorithme SAGA GIS)
L'ombrage a été légèrement lissé pour une meilleure représentation. A l'emplacement des bâtiments, l'altitude du sol est constante et basée sur le minimum afin de marquer l'empreinte du bâtiment</gco:CharacterString>
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Faibles corrections de la classification des points sur certains secteurs, généré et corrigé en mai 2013</gco:CharacterString>
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- Publication sur internet interdite                                                                                           
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Génération de ces produits avec le logiciel SAGA GIS</gco:CharacterString>
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