
Proceedings Paper
Accurate and high-performance 3D position measurement of fiducial marks by stereoscopic system for railway track inspectionFormat | Member Price | Non-Member Price |
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Paper Abstract
Modern demands for railway track measurements require high accuracy (about 2-5 mm) of rails placement along the track to ensure smooth, safe and fast transportation. As a mean for railways geometry measurements we suggest a stereoscopic system which measures 3D position of fiducial marks arranged along the track by image processing algorithms. The system accuracy was verified during laboratory tests by comparison with precise laser tracker indications. The accuracy of ±1.5 mm within a measurement volume 150×400×5000 mm was achieved during the tests. This confirmed that the stereoscopic system demonstrates good measurement accuracy and can be potentially used as fully automated mean for railway track inspection.
Paper Details
Date Published: 29 April 2016
PDF: 6 pages
Proc. SPIE 9896, Optics, Photonics and Digital Technologies for Imaging Applications IV, 98961I (29 April 2016); doi: 10.1117/12.2228160
Published in SPIE Proceedings Vol. 9896:
Optics, Photonics and Digital Technologies for Imaging Applications IV
Peter Schelkens; Touradj Ebrahimi; Gabriel Cristóbal; Frédéric Truchetet; Pasi Saarikko, Editor(s)
PDF: 6 pages
Proc. SPIE 9896, Optics, Photonics and Digital Technologies for Imaging Applications IV, 98961I (29 April 2016); doi: 10.1117/12.2228160
Show Author Affiliations
Alexey A. Gorbachev, ITMO Univ. (Russian Federation)
Mariya G. Serikova, ITMO Univ. (Russian Federation)
Mariya G. Serikova, ITMO Univ. (Russian Federation)
Ekaterina N. Pantyushina, ITMO Univ. (Russian Federation)
Daria A. Volkova, ITMO Univ. (Russian Federation)
Daria A. Volkova, ITMO Univ. (Russian Federation)
Published in SPIE Proceedings Vol. 9896:
Optics, Photonics and Digital Technologies for Imaging Applications IV
Peter Schelkens; Touradj Ebrahimi; Gabriel Cristóbal; Frédéric Truchetet; Pasi Saarikko, Editor(s)
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