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The application of GPS precise point positioning technology in aerial triangulation / Xiuxiao Yuan in ISPRS Journal of photogrammetry and remote sensing, vol 64 n° 6 (November - December 2009)
[article]
Titre : The application of GPS precise point positioning technology in aerial triangulation Type de document : Article/Communication Auteurs : Xiuxiao Yuan, Auteur ; Jianhong Fu, Auteur ; Hongxing Sun, Auteur ; Charles K. Toth, Auteur Année de publication : 2009 Article en page(s) : pp 541 - 550 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Photogrammétrie numérique
[Termes IGN] aérotriangulation numérique
[Termes IGN] analyse comparative
[Termes IGN] compensation par faisceaux
[Termes IGN] erreur aléatoire
[Termes IGN] erreur systématique
[Termes IGN] GPS en mode différentiel
[Termes IGN] positionnement ponctuel précisRésumé : (Auteur) In traditional GPS-supported aerotriangulation, differential GPS (DGPS) positioning technology is used to determine the 3-dimensional coordinates of the perspective centers at exposure time with an accuracy of centimeter to decimeter level. This method can significantly reduce the number of ground control points (GCPs). However, the establishment of GPS reference stations for DGPS positioning is not only labor-intensive and costly, but also increases the implementation difficulty of aerial photography. This paper proposes aerial triangulation supported with GPS precise point positioning (PPP) as a way to avoid the use of the GPS reference stations and simplify the work of aerial photography. Firstly, we present the algorithm for GPS PPP in aerial triangulation applications. Secondly, the error law of the coordinate of perspective centers determined using GPS PPP is analyzed. Thirdly, based on GPS PPP and aerial triangulation software self-developed by the authors, four sets of actual aerial images taken from surveying and mapping projects, different in both terrain and photographic scale, are given as experimental models. The four sets of actual data were taken over a flat region at a scale of 1:2500, a mountainous region at a scale of 1:3000, a high mountainous region at a scale of 1:32000 and an upland region at a scale of 1:60000 respectively. In these experiments, the GPS PPP results were compared with results obtained through DGPS positioning and traditional bundle block adjustment. In this way, the empirical positioning accuracy of GPS PPP in aerial triangulation can be estimated. Finally, the results of bundle block adjustment with airborne GPS controls from GPS PPP are analyzed in detail. The empirical results show that GPS PPP applied in aerial triangulation has a systematic error of half-meter level and a stochastic error within a few decimeters. However, if a suitable adjustment solution is adopted, the systematic error can be eliminated in GPS-supported bundle block adjustment. When four full GCPs are emplaced in the corners of the adjustment block, then the systematic error is compensated using a set of independent unknown parameters for each strip, the final result of the bundle block adjustment with airborne GPS controls from PPP is the same as that of bundle block adjustment with airborne GPS controls from DGPS. Although the accuracy of the former is a little lower than that of traditional bundle block adjustment with dense GCPs, it can still satisfy the accuracy requirement of photogrammetric point determination for topographic mapping at many scales. Numéro de notice : A2009-495 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1016/j.isprsjprs.2009.03.006 En ligne : https://doi.org/10.1016/j.isprsjprs.2009.03.006 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=30124
in ISPRS Journal of photogrammetry and remote sensing > vol 64 n° 6 (November - December 2009) . - pp 541 - 550[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 081-09061 RAB Revue Centre de documentation En réserve L003 Disponible Quality assessment for GPS-supported bundle block adjustment based on aerial digital frame imagery / X. Yuan in Photogrammetric record, vol 24 n° 126 (June - August 2009)
[article]
Titre : Quality assessment for GPS-supported bundle block adjustment based on aerial digital frame imagery Type de document : Article/Communication Auteurs : X. Yuan, Auteur Année de publication : 2009 Article en page(s) : pp 139 - 156 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Photogrammétrie numérique
[Termes IGN] aérotriangulation numérique
[Termes IGN] bloc d'images
[Termes IGN] compensation par bloc
[Termes IGN] compensation par faisceaux
[Termes IGN] coordonnées géographiques
[Termes IGN] pas d'échantillonnage au sol
[Termes IGN] point d'appui
[Termes IGN] positionnement par GPS
[Termes IGN] qualité géométrique (image)Résumé : (Auteur) Accuracy and reliability are two popular indicators for assessment of the quality of aerial triangulation. This paper explores these quality indicators in relation to GPS-supported bundle block adjustment based on aerial digital frame imagery with GPS navigation data. A set of aerial digital frame imagery, taken over hilly terrain using an SWDC-4 area-array digital camera made in China, was selected and used. These empirical images have superior resolution with a pixel size of 9 um, with a ground sample distance of 10 cm and larger than traditional overlaps (80% longitudinal and 63% lateral). GPS-supported bundle block adjustment was carried out with the WuCAPS high-precision combined bundle block adjustment software package developed by the author. The achieved a posteriori standard deviation (rms errors of observation residuals) of the image coordinates is +3·7 um. The empirical accuracy of the photogrammetric point coordinates reaches +7·1 cm for planimetry and +4·8 cm for elevation on the ground, and the average redundancies (average components of the redundancy for one kind of observation) of the image coordinates and the camera station coordinates determined via GPS are more than 0·74 and 0·69, respectively. These results have shown that GPS-supported aerial triangulation with aerial digital frame imagery provides higher precision and reliability; the practical height accuracy is close to its theoretical possibility; also, it avoids the use of the cross strips and lines of ground height control points on each side of the adjusted block. This not only changes the present situation, in which height accuracy is always lower than the planimetric accuracy in aerial triangulation of aerial film images, but also opens up a new prospect in which the orientation points for models for stereoplotting need not be determined by full field surveying for topographic mapping of reasonably flat terrain at medium and large scales. Therefore, this paper provides an operational basis for a broad range of applications for aerial digital imagery in national basic surveying and mapping, and the rapid production and updating of geographic information in general. Copyright RS&PS + Blackwell Publishing Numéro de notice : A2009-207 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : 10.1111/j.1477-9730.2009.00527.x En ligne : https://doi.org/10.1111/j.1477-9730.2009.00527.x Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=29837
in Photogrammetric record > vol 24 n° 126 (June - August 2009) . - pp 139 - 156[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 106-09021 RAB Revue Centre de documentation En réserve L003 Disponible Testing the stereoscopic precision of a large-format digital camera / Benjamin Arias in Photogrammetric record, vol 24 n° 126 (June - August 2009)
[article]
Titre : Testing the stereoscopic precision of a large-format digital camera Type de document : Article/Communication Auteurs : Benjamin Arias, Auteur ; J. Gomez-Lahoz, Auteur Année de publication : 2009 Article en page(s) : pp 157 - 170 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Photogrammétrie numérique
[Termes IGN] analyse comparative
[Termes IGN] caméra numérique
[Termes IGN] chambre à grand format
[Termes IGN] erreur systématique
[Termes IGN] image aérienne
[Termes IGN] précision stéréoscopique
[Termes IGN] stéréoscopieRésumé : (Auteur) The use of large-format digital cameras in aerial photogrammetry is leading to great improvements in photogrammetric production. Since they were first introduced about 10 years ago, the technological community has been testing and investigating the conditions under which this major change can be consolidated. But a certain (and understandable) bias may be noticed in the efforts that developers, researchers and clients are undertaking. Almost all of the efforts aim at checking the quality of automated measurements and very little attention has been directed to stereoscopic measurements by human operators, which, nevertheless, still represent an important task that needs to be carried out in the production chain. This paper presents the results from a number of tests (13 operators from a variety of enterprises) performed to check the stereoscopic precision of Vexcel UltraCamD camera images compared with Leica RC30 film images. The main conclusion to be drawn from the empirical data is that stereoscopic precision does not depend on the type of camera. Copyright RS&PS + Blackwell Publishing Numéro de notice : A2009-208 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : 10.1111/j.1477-9730.2009.00530.x En ligne : https://doi.org/10.1111/j.1477-9730.2009.00530.x Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=29838
in Photogrammetric record > vol 24 n° 126 (June - August 2009) . - pp 157 - 170[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 106-09021 RAB Revue Centre de documentation En réserve L003 Disponible A three-dimensional Douglas-Peucker algorithm and its application to automated generalization of DEMs / Fei Lifan in International journal of geographical information science IJGIS, vol 23 n° 6 (june 2009)
[article]
Titre : A three-dimensional Douglas-Peucker algorithm and its application to automated generalization of DEMs Type de document : Article/Communication Auteurs : Fei Lifan, Auteur ; Jianhua He, Auteur Année de publication : 2009 Article en page(s) : pp 703 - 718 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Photogrammétrie numérique
[Termes IGN] algorithme de Douglas-Peucker
[Termes IGN] données localisées 3D
[Termes IGN] généralisation automatique de données
[Termes IGN] généralisation de MNT
[Termes IGN] modèle numérique de surface
[Termes IGN] quadrillage
[Termes IGN] quantité discrèteRésumé : (Auteur) This article reviews the formation of the 3-D Douglas-Peucker algorithm on the basis of analyzing the nature of the 2-D algorithm and further studies the application of the 3-D method to the automated global generalization of digital elevation model (DEM). Compared to the general 3-D Douglas-Peucker algorithm put forward by the authors in the previous publication, further improvements and expansion of the algorithm have been included in this article, namely, (1) for randomly distributed points, 'loneliness index' of the current point has been taken as the dynamic weight factor of the point-plane distance, so as to improve the selection of the feature points; (2) aiming at the mass volume of the regular square grids, which forms the majority of the DEM data; three measures have been suggested in this article for the improvement of the efficiency of the automated generalization. Experiments have proven that these measures can greatly heighten the efficiency of the DEM generalization with satisfactory results and have offered us the practical possibility of on-the-fly global generalization of DEM with a huge volume of data. Copyright Taylor & Francis Numéro de notice : A2009-314 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : 10.1080/13658810701703001 En ligne : https://doi.org/10.1080/13658810701703001 Format de la ressource électronique : u Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=29944
in International journal of geographical information science IJGIS > vol 23 n° 6 (june 2009) . - pp 703 - 718[article]Exemplaires(2)
Code-barres Cote Support Localisation Section Disponibilité 079-09041 RAB Revue Centre de documentation En réserve L003 Disponible 079-09042 RAB Revue Centre de documentation En réserve L003 Disponible Semi-automatic process for hybrid DTM Generalization based on structural elements multi-analysis / M. Martin in Cartographic journal (the), vol 46 n° 2 (May 2009)
[article]
Titre : Semi-automatic process for hybrid DTM Generalization based on structural elements multi-analysis Type de document : Article/Communication Auteurs : M. Martin, Auteur ; Jorge Rodriguez, Auteur ; et al., Auteur Année de publication : 2009 Article en page(s) : pp 146 - 154 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Photogrammétrie numérique
[Termes IGN] cartographie et localisation simultanées
[Termes IGN] données massives
[Termes IGN] données multiéchelles
[Termes IGN] généralisation automatique de données
[Termes IGN] généralisation de MNT
[Termes IGN] levé à grande échelle
[Termes IGN] modèle numérique de terrain
[Termes IGN] photogrammétrie numériqueRésumé : (Auteur) The generalization of digital terrain models (DTMs) is a tool of great potential for simultaneous cartographic and photogrammetry generation processes at different scales, the main object of which is to feed different geographic information systems (GIS). These GIS enable multi-scale analysis and visualization through different data bases. This research proposes a semi-automatic DTM generalization process conditioned by a series of predefined parameters resulting in the generation of hybrid DTMs at different scales starting from a single cloud of points obtained through large-scale massive data acquisition processes. The generalization results obtained, applied on different areas of different relief, offer specific application ranks for each parameter with great precision, in contrast with DTMs obtained directly in each scale. Numéro de notice : A2009-265 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1179/000870409X459905 En ligne : https://doi.org/10.1179/000870409X459905 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=29895
in Cartographic journal (the) > vol 46 n° 2 (May 2009) . - pp 146 - 154[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 030-09021 RAB Revue Centre de documentation En réserve L003 Disponible An adaptive approach to topographic feature extraction from Digital Terrain Models / Y. Song in Photogrammetric Engineering & Remote Sensing, PERS, vol 75 n° 3 (March 2009)PermalinkA graph cut optimization guided by 3D-features for surface height recovery / Nesrine Chehata in ISPRS Journal of photogrammetry and remote sensing, vol 64 n° 2 (March - April 2009)PermalinkRole of tie points in integrated sensor orientation for photogrammetric map compilation / Kourosh Khoshelham in Photogrammetric Engineering & Remote Sensing, PERS, vol 75 n° 3 (March 2009)PermalinkA radiometric aerial triangulation for the equalization of digital aerial Images and orthoimages / Laure Chandelier in Photogrammetric Engineering & Remote Sensing, PERS, vol 75 n° 2 (February 2009)PermalinkPermalinkCMRT09 Object extraction for 3D city models, road databases and traffic monitoring-concepts, algorithms and evaluation / Uwe Stilla (2009)PermalinkDEM generation using a digital large format frame camera / Joachim Höhle in Photogrammetric Engineering & Remote Sensing, PERS, vol 75 n° 1 (January 2009)PermalinkDigital photogrammetry / W. Linder (2009)PermalinkPermalinkErrors within the inverse distance weighted (IDW) interpolation procedure / G. Achilleos in Geocarto international, vol 23 n° 6 (December 2008 - January 2009)PermalinkLine features between object space and image space / Jen-Jer Jaw in Photogrammetric Engineering & Remote Sensing, PERS, vol 74 n° 12 (December 2008)PermalinkPhotogrammétrie et vision par ordinateur / Mahzad Kalantari in XYZ, n° 117 (décembre 2008 - février 2009)PermalinkLa sémantique de scènes 3D : une approche sémantique pour l'adaptation et la réutilisation de scènes 3D / I. Bilasco in Le monde des cartes, n° 198 (décembre 2008)PermalinkAutomatic DEM generation: using Worldview-1 stereo data with or without ground control points / Penggen Cheng in Geoinformatics, vol 11 n° 7 (01/11/2008)PermalinkFrom imagery to map: digital photogrammetric technologies, a report on the Croatia 2008 conference / Gordon Petrie in Geoinformatics, vol 11 n° 7 (01/11/2008)PermalinkE-learning in practice : EuroSDR course experience / Joachim Höhle in GIM international, vol 22 n° 9 (September 2008)PermalinkAerial survey of the Maldives / V. Raghu Venkataraman in GIM international, vol 22 n° 8 (August 2008)PermalinkAccuracy assessment of high resolution satellite imagery orientation by leave-one-out method / Maria Antonia Brovelli in ISPRS Journal of photogrammetry and remote sensing, vol 63 n° 4 (July - August 2008)PermalinkPopulating a building Multi Representation Data Base with photogrammetric tools: recent progress / B. Frederique in ISPRS Journal of photogrammetry and remote sensing, vol 63 n° 4 (July - August 2008)PermalinkFrom 2D to 3D through modelling based on a single image / Diego Gonzalez-Aguilera in Photogrammetric record, vol 23 n° 122 (June - August 2008)PermalinkRéalisation de représentations bi-et tridimensionnelles interactives pour un Système d'Information Archéologique / C. Piacentile in XYZ, n° 115 (juin - août 2008)PermalinkVexcel imaging's ultramap platform / A. Wiechert in Geoinformatics, vol 11 n° 4 (01/06/2008)PermalinkAutomatic building extraction from DEMs using an object approach and application to the 3D-city modeling / Florent Lafarge in ISPRS Journal of photogrammetry and remote sensing, vol 63 n° 3 (May - June 2008)PermalinkImage-based 3D surface reconstruction by combination of photometric, geometric, and real-aperture methods / Pablo d' Angelo in ISPRS Journal of photogrammetry and remote sensing, vol 63 n° 3 (May - June 2008)PermalinkNouvelles tendances [en photogrammétrie] / Nicolas Paparoditis in Géomètre, n° 2048 (mai 2008)PermalinkUne période charnière pour la discipline [photogrammétrie] / Laurent Polidori in Géomètre, n° 2048 (mai 2008)PermalinkPéripéties et prises de vues aériennes au Yemen du Sud / Yves Egels in Géomètre, n° 2048 (mai 2008)PermalinkLe SNEPPIM [syndicat national des entreprises privées de la photogrammetrie et imagerie métrique], interlocuteur privilégié pour les travaux à grande échelle / D. Guelle in Géomètre, n° 2048 (mai 2008)PermalinkSweep-line algorithm for constrained Delaunay triangulation / V. Domiter in International journal of geographical information science IJGIS, vol 22 n° 4-5 (april 2008)Permalink3D modelling of castles / Sabry F. El Hakim in GIM international, vol 22 n° 3 (March 2008)PermalinkForum de photogrammétrie / Anonyme in Géomatique expert, n° 61 (01/03/2008)PermalinkObject extraction in photogrammetric computer vision / Helmut Mayer in ISPRS Journal of photogrammetry and remote sensing, vol 63 n° 2 (March - April 2008)PermalinkPhotogrammetric and LIDAR data integration using the centroid of a rectangular roof as a control point / Edson Aparecido Mitishita in Photogrammetric record, vol 23 n° 121 (March - May 2008)PermalinkA robust biased estimator for exterior orientation of linear array pushbroom satellite imagery / Y. Zhang in Geomatica, vol 62 n° 1 (March 2008)PermalinkTheory and reality of direct georeferencing in national coordinates / Jan Skaloud in ISPRS Journal of photogrammetry and remote sensing, vol 63 n° 2 (March - April 2008)PermalinkDétection automatique des points de fuite et calcul de leur incertitude à l'aide de la géométrie projective / Mahzad Kalantari (2008)PermalinkDéveloppement et mise en place d'un logiciel d'aérotriangulation au SFD / Antoine Lavenant (2008)PermalinkInternational Calibration and Orientation Workshop, EuroCOW 2008, 30 janvier - 1er février 2008, Castelldefels, Espagne / Ismael Colomina (2008)PermalinkRobust and automatic vanishing points detection with their uncertainties from a single uncalibrated image, by planes extraction on the unit sphere / Mahzad Kalantari (2008)PermalinkA sub-pixel location method for interest points by means of the Harris interest strength / Q. Zhu in Photogrammetric record, vol 22 n° 120 (December 2007 - February 2008)PermalinkVisibility prediction based on artificial neural networks used in automatic network design / M. Saadatseresht in Photogrammetric record, vol 22 n° 120 (December 2007 - February 2008)PermalinkFrom imagery to map: digital photogrammetric technologies, Nessebar, Bulgaria, 17-20 September 2007 / Gordon Petrie in Geoinformatics, vol 10 n° 7 (01/11/2007)PermalinkAutomatic extraction of main road centrelines from high resolution satellite imagery using hierarchical grouping / Xiangyun Hu in Photogrammetric Engineering & Remote Sensing, PERS, vol 73 n° 9 (September 2007)PermalinkImpact of lidar nominal post-spacing on DEM accuracy and flood zone delineation / G.T. Raber in Photogrammetric Engineering & Remote Sensing, PERS, vol 73 n° 7 (July 2007)PermalinkCloud mapping with ground-based photogrammetric cameras / G. Seiz in International Journal of Remote Sensing IJRS, vol 28 n° 9 (May 2007)PermalinkAn automatic approach for camera calibration from vanishing points / L. Grammatikopoulos in ISPRS Journal of photogrammetry and remote sensing, vol 62 n° 1 (May 2007)PermalinkApplications of photogrammetric processing using an autonomous model helicopter / Henri Eisenbeiss in Revue Française de Photogrammétrie et de Télédétection, n° 185 (Mars 2007)PermalinkEvaluation of the Newton-Raphson method for three-point resection in photogrammetry / S.M. Easa in SaLIS Surveying and land information science, vol 67 n° 1 (March 2007)PermalinkGestion d'ouvrage architectural : de la saisie photogrammétrique à l'interface 3D d'accès aux données patrimoniales / Emmanuel Alby in XYZ, n° 110 (mars - mai 2007)PermalinkSemi-automatic approach toward mapping of flat-roofed buildings within a non-stereoscopic environment / Y. Avrahami in Photogrammetric record, vol 22 n° 117 (March - May 2007)PermalinkTowards a sub-decimetric georeferencing of ground-based mobile mapping systems in urban areas: matching ground-based and aerial-based imagery using roadmarks / Olivier Tournaire in Revue Française de Photogrammétrie et de Télédétection, n° 185 (Mars 2007)PermalinkA visit to Racurs: now a major photogrammetric systems supplies / Gordon Petrie in Geoinformatics, vol 10 n° 2 (01/03/2007)PermalinkAutomatic 3D extraction of rectangular roadmarks with centimeter accuracy from stereo-pairs of a ground-based mobile mapping system / Bahman Soheilian (2007)PermalinkPhotogrammetry : geometry from images and laser scans / Karl Kraus (2007)PermalinkProposed methodology for georeferencing and mosaicking Corona photographs / H. Hamandawana in International Journal of Remote Sensing IJRS, vol 28 n° 1-2 (January 2007)Permalink3D physical versus empirical models for HR sensor orientation and elevation extraction: examples with Ikonos and Quickbird / Thierry Toutin in Revue Française de Photogrammétrie et de Télédétection, n° 184 (Décembre 2006)PermalinkAnalysis of artifacts in sub-pixel remote sensing image registration / Jordi Inglada in Revue Française de Photogrammétrie et de Télédétection, n° 184 (Décembre 2006)PermalinkAnalysis of rigorous orientation models for pushbroom sensors: applications with Quickbird / M. Crespi in Revue Française de Photogrammétrie et de Télédétection, n° 184 (Décembre 2006)PermalinkAutomatic 3D building reconstruction from DEMs: an application to Pleiades simulations / Florent Lafarge in Revue Française de Photogrammétrie et de Télédétection, n° 184 (Décembre 2006)PermalinkComparison of DEM generation and combination methods using high resolution optical stereo imagery and interferometric SAR data / D. Hoja in Revue Française de Photogrammétrie et de Télédétection, n° 184 (Décembre 2006)PermalinkDetermination of exterior orientation using linear features from vector maps / Mika Karjalainen in Photogrammetric record, vol 21 n° 116 (December 2006 - February 2007)PermalinkEvaluation of the potential of Pleiades system for 3D city models production: building, vegetation and extraction / Mélanie Durupt in Revue Française de Photogrammétrie et de Télédétection, n° 184 (Décembre 2006)PermalinkTerrain complexity and uncertainties in grid-based digital terrain analysis / Q. Zhou in International journal of geographical information science IJGIS, vol 20 n° 10 (november 2006)PermalinkDirect retrieval of exterior orientation parameters using a 2D projective transformation / G.H. Seedahmed in Photogrammetric record, vol 21 n° 115 (September - November 2006)PermalinkEffects of the intervals of tie points used in co-registration on the accuracy of digital elevation models generated by INSAR / W. Zou in Photogrammetric record, vol 21 n° 115 (September - November 2006)PermalinkImage-based 3D modelling: a review / Fabio Remondino in Photogrammetric record, vol 21 n° 115 (September - November 2006)PermalinkProposition de chaîne opérationnelle de reconstruction 3D de sites à partir de données spatiales ou aéroportées / H. Daudigny in XYZ, n° 108 (septembre - novembre 2006)PermalinkQuantifying DEM uncertainty and its effect on topographic parameters / S.P. Wechsler in Photogrammetric Engineering & Remote Sensing, PERS, vol 72 n° 9 (September 2006)PermalinkAbsolute position estimation using IRS satellite images / Y.S. Oh in ISPRS Journal of photogrammetry and remote sensing, vol 60 n° 4 (June - July 2006)PermalinkApproximate direct georeferencing in national coordinates / Klaus Legat in ISPRS Journal of photogrammetry and remote sensing, vol 60 n° 4 (June - July 2006)PermalinkRecent developments on direct relative orientation / H. Stewenius in ISPRS Journal of photogrammetry and remote sensing, vol 60 n° 4 (June - July 2006)PermalinkLe symposium de l'ISPRS / Anonyme in Géomatique expert, n° 51 (01/06/2006)PermalinkComparison of 3D physical and empirical models for generating DSMs from stereo HR images / Thierry Toutin in Photogrammetric Engineering & Remote Sensing, PERS, vol 72 n° 5 (May 2006)PermalinkUncovering the statistical and spatial characteristics of fine toposcale DEM error / Juha Oksanen in International journal of geographical information science IJGIS, vol 20 n° 4 (april 2006)PermalinkDEM generation using Quickbird stereo data without ground controls, using tie points only / Penggen Cheng in Geoinformatics, vol 9 n° 2 (01/03/2006)PermalinkThe accuracy of grid digital elevation models linearly constructed from scattered sample data / F. Aguilar in International journal of geographical information science IJGIS, vol 20 n° 2 (february 2006)PermalinkPermalinkPhotogrammetric techniques in civil engineering material testing and structure monitoring / Hans-Gerd Maas in Photogrammetric Engineering & Remote Sensing, PERS, vol 72 n° 1 (January 2006)PermalinkReliability of direct georeferencing: An overview of the current approaches and possibilities / Jan Skaloud (2006)PermalinkReliability of direct georeferencing: A case study on practical problems and solutions / Klaus Legat (2006)PermalinkUtilisation conjointe de données image et laser pour la segmentation et la modélisation 3D / Matthieu Deveau (2006)PermalinkEffects of JPEG2000 compression on automated dsm extraction: evidence from aerial photographs / T.Y. Shih in Photogrammetric record, vol 20 n° 112 (December 2005 - February 2006)PermalinkExtraction semi-automatique de bâtiments par contours actifs surfaciques : adaptation au contexte Pléiades / P. Cornic in Revue Française de Photogrammétrie et de Télédétection, n° 180 (Décembre 2005)PermalinkRational function model-based image matching for digital elevation models / H.G. Sohn in Photogrammetric record, vol 20 n° 112 (December 2005 - February 2006)PermalinkCity map to virtual reality: 3D reconstruction models of cities / P. Alkhoven in GIM international, vol 19 n° 10 (October 2005)PermalinkLidar elevation data for surface hydrologic modeling: resolution and representation issues / C. Barber in Cartography and Geographic Information Science, vol 32 n° 4 (October 2005)Permalink3D building modelling with digital map, Lidar data and video image sequences / Y. Zhang in Photogrammetric record, vol 20 n° 111 (September - November 2005)PermalinkDirect sensor orientation for large scale mapping: potential, problems, solutions / N. Yastikli in Photogrammetric record, vol 20 n° 111 (September - November 2005)PermalinkPhotogrammétrie et archéologie sous-marine profonde : le cas de l'épave étrusque grand Ribaud F [2ème partie] / P. Drap in XYZ, n° 104 (septembre - novembre 2005)PermalinkAutomatic 3D object recognition and reconstruction based on neuro-fuzzy modelling / F. Samadzadegan in ISPRS Journal of photogrammetry and remote sensing, vol 59 n° 5 (August - October 2005)PermalinkNew approach to geodata representation with Geokosmos: technology based on airborne Lidar & digital aerial photography / E. Medvedev in Geoinformatics, vol 8 n° 5 (01/08/2005)PermalinkDEM generation and building detection from Lidar data / R. Ma in Photogrammetric Engineering & Remote Sensing, PERS, vol 71 n° 7 (July 2005)PermalinkA split-and-merge technique for automated reconstruction of roof planes / Kourosh Khoshelham in Photogrammetric Engineering & Remote Sensing, PERS, vol 71 n° 7 (July 2005)PermalinkComment reproduire le MNT d'une rivière ensablée ? / B. Federici in Géomatique expert, n° 44 (01/06/2005)PermalinkPhotogrammetric and Lidar data registration using linear features / A. Habib in Photogrammetric Engineering & Remote Sensing, PERS, vol 71 n° 6 (June 2005)Permalink