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Auteur S. Filin |
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Segmentation of terrestrial laser scanning data using geometry and image information / S. Barnea in ISPRS Journal of photogrammetry and remote sensing, vol 76 (February 2013)
[article]
Titre : Segmentation of terrestrial laser scanning data using geometry and image information Type de document : Article/Communication Auteurs : S. Barnea, Auteur ; S. Filin, Auteur Année de publication : 2013 Article en page(s) : pp 33 - 48 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Lasergrammétrie
[Termes IGN] données lidar
[Termes IGN] données localisées 3D
[Termes IGN] fusion de données
[Termes IGN] intégration de données
[Termes IGN] reconstruction 3D du bâti
[Termes IGN] segmentation
[Termes IGN] télémétrie laser terrestre
[Termes IGN] zone saillante 3DRésumé : (Auteur) Terrestrial laser scanning is becoming a standard technology for 3D modeling of complex scenes. Laser scans contain detailed geometric information, but still require interpretation of the data for making it useable for mapping purposes. A fundamental step in the transformation of the data into objects involves their segmentation into consistent units. Such units should follow some predefined rules, and result in salient regions guided by the desire that the individual segments represent object or object-parts within the scene. Nonetheless, due to the scene complexity and the variety of objects, a segmentation using only a single cue does not suffice. Considering the availability of additional data sources such as color images, more information can be integrated in the data partitioning process and ultimately into the reconstruction scheme. We propose segmentation of terrestrial laser scanning data by the integration of range and color content and by using multiple cues. This concept raises questions regarding their mode of integration, and definition of the expected outcome. We show, that while individual segmentation based on given cues have their own limitations, their integration provide a more coherent partitioning that has better potential for further processing. Experiments show that the proposed segmentation methodology yield physically meaningful segments, which surpass those obtained via segmentation of the individual channels. Numéro de notice : A2013-090 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1016/j.isprsjprs.2012.05.001 En ligne : https://doi.org/10.1016/j.isprsjprs.2012.05.001 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=32228
in ISPRS Journal of photogrammetry and remote sensing > vol 76 (February 2013) . - pp 33 - 48[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 081-2013021 RAB Revue Centre de documentation En réserve L003 Disponible Registration of terrestrial photogrammetric data using natural surfaces as control / S. Levin in Photogrammetric Engineering & Remote Sensing, PERS, vol 76 n° 10 (October 2010)
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Titre : Registration of terrestrial photogrammetric data using natural surfaces as control Type de document : Article/Communication Auteurs : S. Levin, Auteur ; S. Filin, Auteur Année de publication : 2010 Article en page(s) : pp 1183 - 1193 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Photogrammétrie terrestre
[Termes IGN] données topographiques
[Termes IGN] image terrestre
[Termes IGN] photogrammétrie terrestre
[Termes IGN] point d'appui
[Termes IGN] site archéologique
[Termes IGN] superposition d'imagesRésumé : (Auteur) We present a model for the alignment of image sets using topographic data as control information. Traditional photogrammetric practices are point-based and require well-measured and clearly marked entities within the scene; for repeated measurement, their demarcation should also be durable. Nonetheless, placement of photogrammetric control points oftentimes cannot be readily implemented within the area for documentation. In many of those cases, some form of topographic model, either coarse or fine, exists or can be readily established. This topographic description provides a broad and markerless coverage of control information, which, if modeled appropriately, can substitute the use of a control-point network in the alignment process. We present in this paper a registration model for terrestrial images based on surfaces as control information. The paper addresses both the problem of acquiring mutual corresponding entities and registration based on varying resolutions. The application of the proposed approach is demonstrated on a mapping of an archeological site and for registration of a set of terrestrial images of an open, unstructured scene using airborne laser scanning data. Results show both the applicability of such a model and that estimation comparable in quality to point based observations can be achieved. Numéro de notice : A2010-432 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : 10.14358/PERS.76.10.1183 En ligne : https://doi.org/10.14358/PERS.76.10.1183 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=30625
in Photogrammetric Engineering & Remote Sensing, PERS > vol 76 n° 10 (October 2010) . - pp 1183 - 1193[article]Exemplaires(2)
Code-barres Cote Support Localisation Section Disponibilité 105-2010101 RAB Revue Centre de documentation En réserve L003 Disponible 105-2010102 RAB Revue Centre de documentation En réserve L003 Disponible Photogrammetric modeling of underwater environments / G. Telem in ISPRS Journal of photogrammetry and remote sensing, vol 65 n° 5 (September - October 2010)
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Titre : Photogrammetric modeling of underwater environments Type de document : Article/Communication Auteurs : G. Telem, Auteur ; S. Filin, Auteur Année de publication : 2010 Article en page(s) : pp 433 - 444 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Acquisition d'image(s) et de donnée(s)
[Termes IGN] correction géométrique
[Termes IGN] distorsion d'image
[Termes IGN] étalonnage de chambre métrique
[Termes IGN] modèle géométrique de prise de vue
[Termes IGN] photogrammétrie sous-marine
[Termes IGN] réfraction de l'eauRésumé : (Auteur) Underwater photogrammetry provides an efficient nondestructive means for measurement in environments with limited accessibility. With the growing use of consumer cameras, its application is becoming easier, thus benefiting a wide variety of disciplines. However, utilizing cameras for underwater photogrammetry poses some nontrivial modeling problems due to refraction effect and the extension of the imaging system into a unit of both the camera and the protecting housing device. This paper studies the effect that the underwater environment has on the photogrammetric process, and proposes a model for describing the geometric distortions and for estimating the additional parameters involved. The proposed model accounts not only for the multimedia effect, but also for inaccuracies related to the setting of the camera and housing device. The paper shows that only a small number of additional parameters is needed to model both elements and to preserve the collinearity relation. The results show that no unique setup is needed for estimating the additional parameters and that the estimation is insensitive to noise or first approximations. Experiments show that high levels of accuracy can be achieved. Numéro de notice : A2010-446 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1016/j.isprsjprs.2010.05.004 En ligne : https://doi.org/10.1016/j.isprsjprs.2010.05.004 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=30639
in ISPRS Journal of photogrammetry and remote sensing > vol 65 n° 5 (September - October 2010) . - pp 433 - 444[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 081-2010051 SL Revue Centre de documentation Revues en salle Disponible Detection of sinkhole hazards using Airborne Laser Scanning Data / S. Filin in Photogrammetric Engineering & Remote Sensing, PERS, vol 76 n° 5 (May 2010)
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Titre : Detection of sinkhole hazards using Airborne Laser Scanning Data Type de document : Article/Communication Auteurs : S. Filin, Auteur ; A. Baruch, Auteur Année de publication : 2010 Article en page(s) : pp 577 - 587 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Lasergrammétrie
[Termes IGN] détection automatique
[Termes IGN] données laser
[Termes IGN] données localisées 3D
[Termes IGN] effondrement de terrain
[Termes IGN] lasergrammétrie
[Termes IGN] risque naturel
[Termes IGN] télémétrie laser aéroportéRésumé : (Auteur) Airborne laser scanning technology is primarily perceived as a means for gathering detailed three-dimensional information about the surface and objects on it. The dense 3D data contain information about surface features and geohazards, some of which are of subtle form. Geohazards are usually embedded within the terrain, and scarcely form distinct shape-transition to their surroundings; therefore their detection is challenging. We address in this paper detection of subtle terrain features and demonstrate it on collapse sinkholes. Collapse sinkholes are surface depressions whose formation has severe effect on the environment and on regional development. We present an autonomous model for their extraction and characterization. Sinkholes within the studied regions appear in various size, forms, from their embryonic to a well developed formation. The level of sinkhole detection is high, and as demonstrated, the model performs well under varying landforms and surface texture, with little influence on the correctness of the extracted sinkholes. As the results show, features of approximately 20 cm deep can be identified and separated from their surroundings in the data. Copyright ASPRS Numéro de notice : A2010-161 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : 10.14358/PERS.76.5.577 En ligne : https://doi.org/10.14358/PERS.76.5.577 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=30356
in Photogrammetric Engineering & Remote Sensing, PERS > vol 76 n° 5 (May 2010) . - pp 577 - 587[article]Reconstruction of complex shape building from LIDAR data using free forms surfaces / N.A. Akel in Photogrammetric Engineering & Remote Sensing, PERS, vol 75 n° 3 (March 2009)
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Titre : Reconstruction of complex shape building from LIDAR data using free forms surfaces Type de document : Article/Communication Auteurs : N.A. Akel, Auteur ; S. Filin, Auteur ; Y. Doytsher, Auteur Année de publication : 2009 Article en page(s) : pp 271 - 280 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Lasergrammétrie
[Termes IGN] détection du bâti
[Termes IGN] données lidar
[Termes IGN] données localisées 3D
[Termes IGN] objet géographique complexe
[Termes IGN] partitionnement
[Termes IGN] reconstruction 3D du bâti
[Termes IGN] semis de points
[Termes IGN] surface planeRésumé : (Auteur) Building reconstruction from lidar data offers promising prospects for rapid generation of large-scale 3D models autonomously. Such reconstruction requires knowledge on a variety of parameters that refer to both the point cloud and the modeled buildings. The complexity of the reconstruction task has led researchers to use external information to localize buildings and assume that they consist of only planar parts. These assumptions limit the reconstruction of complex buildings, particularly those having curved faces. We present in this paper a detection and reconstruction model that considers the point cloud as the only information source and supports the reconstruction of general shape surfaces. Nonetheless, since many of the buildings are composed of planar faces, we maintain the planar based partitioning whenever possible and model non-planar surfaces only where needed. This way, standard models are extended to support free-form roof shapes without imposing artificial models. In addition to the free-form surface extension, we demonstrate the effect of imposing geometric constraints on the reconstruction as a means to generate realistic building models. Copyright ASPRS Numéro de notice : A2009-037 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : 10.14358/PERS.75.3.271 En ligne : https://doi.org/10.14358/PERS.75.3.271 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=29667
in Photogrammetric Engineering & Remote Sensing, PERS > vol 75 n° 3 (March 2009) . - pp 271 - 280[article]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)PermalinkOrthogonal polynomials supported by regional growing segmentation for the extraction of terrain from lidar data / N.A. Akel in Photogrammetric Engineering & Remote Sensing, PERS, vol 73 n° 11 (November 2007)PermalinkInterpretation and generalization of 3D landscape from lidar data / S. Filin in Cartography and Geographic Information Science, vol 34 n° 3 (July 2007)PermalinkCalibration of spaceborne laser Altimeters: an algorithm and the site selection problem / S. Filin in IEEE Transactions on geoscience and remote sensing, vol 44 n° 6 (June 2006)PermalinkSegmentation of airborne laser scanning data using a slope adaptative neighbourhood / S. Filin in ISPRS Journal of photogrammetry and remote sensing, vol 60 n° 2 (April 2006)PermalinkTransformation of datasets in a linear-based map conflation framework / Y. Doytsher in Surveying and land information systems, vol 61 n° 3 (01/09/2001)Permalink