Photogrammetry-Based Models of Accident Sites

More information

Main author

Zdeněk Svatý

Co-Authors

-

Type of media

PDF

Publication type

Lecture

Publication year

2016

Publisher

25. EVU Congress, Bratislava

Citation

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This paper deals with use of modern photogrammetric techniques for spatial reconstruction of traffic accident sites. The aim is to enable ex-post measurements and localization of important features within the accident site for the purposes of forensic analysis. The paper gives an overview of the practical aspects of workflow with the photographic documentation acquired by the Police of the Czech Republic, in particular with respect to the subsequent photogrammetric processing and achievable outcomes. The image-based spatial reconstruction is shown on two real accident cases assessed by the Department of Forensic Experts in Transportation. For each case are presented overall characteristics, general procedures of spatial reconstruction and resulting outputs together with their practical use. Lastly, the potential and limitations of automated point cloud extraction for transportation forensic practice are concluded.

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