ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEM

Dynamic camera systems with moving parts are difficult to handle in photogrammetric workflow, because it is not ensured that the dynamics are constant over the recording period. Minimum changes of the camera’s orientation greatly influence the projection of oblique images. In this publication these...

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Main Authors: K. Stebner, A. Wieden
Format: Article
Language:English
Published: Copernicus Publications 2014-03-01
Series:The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Online Access:http://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XL-3-W1/131/2014/isprsarchives-XL-3-W1-131-2014.pdf
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author K. Stebner
A. Wieden
author_facet K. Stebner
A. Wieden
author_sort K. Stebner
collection DOAJ
description Dynamic camera systems with moving parts are difficult to handle in photogrammetric workflow, because it is not ensured that the dynamics are constant over the recording period. Minimum changes of the camera’s orientation greatly influence the projection of oblique images. In this publication these effects – originating from the kinematic chain of a dynamic camera system – are analysed and validated. A member of the Modular Airborne Camera System family – MACS-TumbleCam – consisting of a vertical viewing and a tumbling oblique camera was used for this investigation. Focus is on dynamic geometric modeling and the stability of the kinematic chain. To validate the experimental findings, the determined parameters are applied to the exterior orientation of an actual aerial image acquisition campaign using MACS-TumbleCam. The quality of the parameters is sufficient for direct georeferencing of oblique image data from the orientation information of a synchronously captured vertical image dataset. Relative accuracy for the oblique data set ranges from 1.5 pixels when using all images of the image block to 0.3 pixels when using only adjacent images.
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spelling doaj.art-b26705257fe74b34959efca8fdb805252022-12-22T00:42:04ZengCopernicus PublicationsThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences1682-17502194-90342014-03-01XL-3/W113113610.5194/isprsarchives-XL-3-W1-131-2014ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEMK. Stebner0A. Wieden1Institute of Optical Sensor Systems, German Aerospace Center (DLR), Rutherford-Str. 2, 12489 Berlin, GermanyInstitute of Optical Sensor Systems, German Aerospace Center (DLR), Rutherford-Str. 2, 12489 Berlin, GermanyDynamic camera systems with moving parts are difficult to handle in photogrammetric workflow, because it is not ensured that the dynamics are constant over the recording period. Minimum changes of the camera’s orientation greatly influence the projection of oblique images. In this publication these effects – originating from the kinematic chain of a dynamic camera system – are analysed and validated. A member of the Modular Airborne Camera System family – MACS-TumbleCam – consisting of a vertical viewing and a tumbling oblique camera was used for this investigation. Focus is on dynamic geometric modeling and the stability of the kinematic chain. To validate the experimental findings, the determined parameters are applied to the exterior orientation of an actual aerial image acquisition campaign using MACS-TumbleCam. The quality of the parameters is sufficient for direct georeferencing of oblique image data from the orientation information of a synchronously captured vertical image dataset. Relative accuracy for the oblique data set ranges from 1.5 pixels when using all images of the image block to 0.3 pixels when using only adjacent images.http://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XL-3-W1/131/2014/isprsarchives-XL-3-W1-131-2014.pdf
spellingShingle K. Stebner
A. Wieden
ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEM
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
title ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEM
title_full ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEM
title_fullStr ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEM
title_full_unstemmed ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEM
title_short ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEM
title_sort accuracy analysis for automatic orientation of a tumbling oblique viewing sensor system
url http://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XL-3-W1/131/2014/isprsarchives-XL-3-W1-131-2014.pdf
work_keys_str_mv AT kstebner accuracyanalysisforautomaticorientationofatumblingobliqueviewingsensorsystem
AT awieden accuracyanalysisforautomaticorientationofatumblingobliqueviewingsensorsystem