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Off-line vs. On-line calibration of a panoramic-based mobile mapping system / Bertrand Cannelle in ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, vol I-3 (2012)
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Titre : Off-line vs. On-line calibration of a panoramic-based mobile mapping system Type de document : Article/Communication Auteurs : Bertrand Cannelle , Auteur ; Nicolas Paparoditis
, Auteur ; Marc Pierrot-Deseilligny
, Auteur ; Jean-Pierre Papelard
, Auteur
Année de publication : 2012 Article en page(s) : pp 31 - 36 Note générale : bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Acquisition d'image(s) et de donnée(s)
[Termes IGN] centrale inertielle
[Termes IGN] chambre DTC
[Termes IGN] étalonnage d'instrument
[Termes IGN] étalonnage de capteur (imagerie)
[Termes IGN] étalonnage en vol
[Termes IGN] précision submillimétriqueRésumé : (auteur) This paper presents two methods to calibrate a photogrammetric-based mobile mapping system. The paper is organised as follow. The first part presents the problem we are trying to solve, i.e. the calibration of multi-camera head on a mobile mapping system equipped with an Inertial Navigation System (INS). We want to estimate on the one hand the relative pose of images within the head and on the other hand the relative pose between the head and the INS. The second part presents the first calibration method which is based on observations of a sub-millimeter accuracy topometric target network. The third part explores a method to determine the calibration on-line, i.e. using the images acquired during the surveys. The final section compare the two methods on an neutral data set and resumes the pros and cons of each method. Numéro de notice : A2012-714 Affiliation des auteurs : LASTIG MATIS (2012-2019) Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.5194/isprsannals-I-3-31-2012 En ligne : http://dx.doi.org/10.5194/isprsannals-I-3-31-2012 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=82703
in ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences > vol I-3 (2012) . - pp 31 - 36[article]Fast AT: a simple procedure for quasi direct orientation / M. Blazquez in ISPRS Journal of photogrammetry and remote sensing, vol 71 (July 2012)
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Titre : Fast AT: a simple procedure for quasi direct orientation Type de document : Article/Communication Auteurs : M. Blazquez, Auteur ; Ismael Colomina, Auteur Année de publication : 2012 Article en page(s) : pp 1 - 11 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Acquisition d'image(s) et de donnée(s)
[Termes IGN] aérotriangulation numérique
[Termes IGN] étalonnage de chambre métrique
[Termes IGN] GPS-INS
[Termes IGN] modèle mathématique
[Termes IGN] orientation d'image
[Termes IGN] orientation du capteur
[Termes IGN] orientation du capteur intégréeRésumé : (Auteur) Over the past two decades, the development of Global Navigation Satellite System (GNSS) technology, inertial navigation technology and Inertial Navigation Systems (INS) and their application to sensor orientation in photogrammetry and remote sensing has led to more precise, accurate, reliable and cost efficient orientation and calibration methods and procedures. Today, most airborne photogrammetric and remote sensing systems are equipped with GNSS receivers and inertial sensors. To a large extent and more or less independently from the imaging geometry and sensor type, orientation is performed with the “direct” and “integrated” methods. In this paper we introduce a new orientation method that we call “Fast AT” for frame images. The new method combines image measurements, ground control and aerial control observations in novel quantitative and qualitative ways. Depending on project specifications, Fast AT can be a robust alternative to direct orientation and, at the very least, a fast quality control tool for any orientation task. We analyze the performance of Fast AT with analogue and digital frame imagery and draw conclusions on its general properties. Numéro de notice : A2012-344 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1016/j.isprsjprs.2012.04.005 En ligne : https://doi.org/10.1016/j.isprsjprs.2012.04.005 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=31790
in ISPRS Journal of photogrammetry and remote sensing > vol 71 (July 2012) . - pp 1 - 11[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 081-2012051 SL Revue Centre de documentation Revues en salle Disponible New rigorous and flexible Fourier self-calibration models for airborne camera calibration / Rongfu Tang in ISPRS Journal of photogrammetry and remote sensing, vol 71 (July 2012)
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Titre : New rigorous and flexible Fourier self-calibration models for airborne camera calibration Type de document : Article/Communication Auteurs : Rongfu Tang, Auteur ; Dieter Fritsch, Auteur ; Michael Cramer, Auteur Année de publication : 2012 Article en page(s) : pp 76 - 85 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Acquisition d'image(s) et de donnée(s)
[Termes IGN] approximation
[Termes IGN] auto-étalonnage
[Termes IGN] caméra numérique
[Termes IGN] capteur aérien
[Termes IGN] étalonnage de chambre métrique
[Termes IGN] photogrammétrie aérienne
[Termes IGN] série de FourierRésumé : (Auteur) This paper presents a new family of rigorous and flexible mathematical self-calibration additional parameters (APs) for airborne camera calibration. Photogrammetric self-calibration can – to a very large extent – be considered as a function approximation problem in mathematics. It is shown, that algebraic polynomials are less desirable for designing self-calibration APs due to the highly correlated terms. Based on the mathematical approximation theory, we suggest that Fourier series be the optimal mathematical basis functions for self-calibration purpose. A whole family of so-called Fourier self-calibration APs is developed, whose solid theoretical foundations are the Laplace’s Equation and the Fourier Theorem. Fourier APs are orthogonal, rigorous, flexible, generic and efficient for calibrating the image distortion of frame-format airborne cameras. The high performance of Fourier APs is demonstrated in many practical tests on different camera systems, including the DMC, DMCII, UltracamX, UltracamXp and DigiCAM cameras. We illustrate the theoretical and practical advantages of the Fourier APs over the physical APs and the popular polynomial APs. The joint applications with physical models are promoted for specific applications as well. On account of the theoretical justifications and high practical performance, Fourier APs should be preferred for in situ airborne camera calibration. Numéro de notice : A2012-349 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1016/j.isprsjprs.2012.05.004 En ligne : https://doi.org/10.1016/j.isprsjprs.2012.05.004 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=31795
in ISPRS Journal of photogrammetry and remote sensing > vol 71 (July 2012) . - pp 76 - 85[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 081-2012051 SL Revue Centre de documentation Revues en salle Disponible Capturing sail shape in a wind tunnel environment / M. Smith in Photogrammetric record, vol 27 n° 138 (June - August 2012)
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Titre : Capturing sail shape in a wind tunnel environment Type de document : Article/Communication Auteurs : M. Smith, Auteur ; J. Paton, Auteur ; H. Morvan, Auteur ; N. Korras, Auteur Année de publication : 2012 Article en page(s) : pp 195 - 209 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Applications photogrammétriques
[Termes IGN] étalonnage de chambre métrique
[Termes IGN] modèle numérique de surface
[Termes IGN] photogrammétrie terrestre
[Termes IGN] stéréophotogrammétrie
[Termes IGN] test de performanceRésumé : (Auteur) Validation is an important part of computer-based numerical modelling and can be very difficult to achieve. Comparisons with results from practical trials are often used; in this research, photogrammetry has proved to be an excellent method of creating a benchmark model from experimental results against which the computer generated numerical model can be compared. The wind tunnel experimental environment is challenging with practical limitations imposed by space and airflow capabilities. There are few documented cases where stereo-photogrammetry has been used in wind tunnel sail modelling and the results from this research have shown it has played a prominent role in validating an innovative method of modelling fluid–structure interaction. This paper presents the photogrammetric work undertaken to validate a fluid–structure interaction (FSI) solution by measuring the shape of a close reaching asymmetric spinnaker in a wind tunnel at The University of Nottingham. There is particular focus on the data capture in the wind tunnel and the photogrammetric analysis. Numéro de notice : A2012-306 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : 10.1111/j.1477-9730.2012.00684.x Date de publication en ligne : 20/06/2012 En ligne : https://doi.org/10.1111/j.1477-9730.2012.00684.x Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=31752
in Photogrammetric record > vol 27 n° 138 (June - August 2012) . - pp 195 - 209[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 106-2012021 RAB Revue Centre de documentation En réserve L003 Disponible Modelling and compensating internal light scattering in time of flight range cameras / Wilfiried Karel in Photogrammetric record, vol 27 n° 138 (June - August 2012)
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Titre : Modelling and compensating internal light scattering in time of flight range cameras Type de document : Article/Communication Auteurs : Wilfiried Karel, Auteur ; Sajid Ghuffar, Auteur ; Norbert Pfeifer, Auteur Année de publication : 2012 Article en page(s) : pp 155 - 174 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Acquisition d'image(s) et de donnée(s)
[Termes IGN] analyse comparative
[Termes IGN] étalonnage de chambre métrique
[Termes IGN] évaluation des paramètres
[Termes IGN] propagation du signal
[Termes IGN] temps de propagationRésumé : (Auteur) Time of flight range cameras simultaneously gather object distances for all pixels of a focal plane array by evaluating the round-trip time of an emitted signal. While ranging precisions typically amount to some centimeters, accuracies may be worse by an order of magnitude. Scattering is one of the sources of systematic errors, caused by the spreading of portions of the incident light over the sensor due to multiple reflections between the sensor, lens and optical filter. The present contribution analyses this phenomenon with respect to various capture parameters, with the objective of achieving a better understanding and a validation of assumptions. Subsequently, the authors derive both image space invariant and variant models for scattering, apply them to test scenes, and compare the results to each other and to those of existing methods. Numéro de notice : A2012-304 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article DOI : 10.1111/j.1477-9730.2012.00685.x Date de publication en ligne : 20/06/2012 En ligne : https://doi.org/10.1111/j.1477-9730.2012.00685.x Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=31750
in Photogrammetric record > vol 27 n° 138 (June - August 2012) . - pp 155 - 174[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 106-2012021 RAB Revue Centre de documentation En réserve L003 Disponible Parameterising internal camera geometry with focusing distance / E. Sanz-Ablanedo in Photogrammetric record, vol 27 n° 138 (June - August 2012)
PermalinkRadiometric performance of the SMOS reference radiometers-assessment after one year of operation / J. Kainulainen in IEEE Transactions on geoscience and remote sensing, vol 50 n° 5 Tome 1 (May 2012)
PermalinkGIS-based calibration of MassMov2D / Monia Elisa Molinari in Transactions in GIS, vol 16 n° 2 (April 2012)
PermalinkMéthodologie de mesure de la vapeur d'eau atmosphérique : Objectifs et premiers résultats de la campagne DEMEVAP 2011 à l'Observatoire de Haute Provence [diaporama] / Emmanuel Bardiere (08/03/2012)
PermalinkCalibration d’un système de numérisation mobile multi-caméras [diaporama] / Bertrand Cannelle (2012)
PermalinkEffect of climatic cycles in Pacific Ocean on mean sea level variations over the Southwest Pacific Ocean and Tasman Sea / Anthony Wiart (2012)
PermalinkPermalinkLa photogrammétrie, un marché qui mérite d'être approfondi / Anne Fantuzzi in Géomètre, n° 2087 (décembre 2011)
PermalinkSensitivity of superconducting gravimeters in central Europe on variations in regional river and drainage basins / C. Kroner in Journal of geodesy, vol 85 n° 10 (October 2011)
PermalinkCalibration of long focal length cameras in close range photogrammetry / Christos Stamatopoulos in Photogrammetric record, vol 26 n° 135 (September - November 2011)
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