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Super-resolution Fluorescence Microscopy

Super-resolution Fluorescence Microscopy

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Related Experiment Video

Updated: May 14, 2026

Image Rendering Techniques in Postmortem Computed Tomography: Evaluation of Biological Health and Profile in Stranded Cetaceans

Published on: September 27, 2020

Single-image rectification technique in forensic science.

Higinio González-Jorge¹, Iván Puente, Pablo Eguía

¹Department of Natural Resources and Environmental Engineering, University of Vigo, Vigo, 36310, Spain.

Journal of Forensic Sciences

|February 22, 2013

Summary

This summary is machine-generated.

Low-cost photogrammetry aids forensic documentation of Spanish Civil War graves. Techniques involving single-image rectification offer accurate measurements, with one method showing less than 6% error.

Keywords:

Spanish Civil War communal grave forensic science image rectification laser scanner orthophoto

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Area of Science:

Forensic Science
Archaeology
Photogrammetry

Background:

Documenting mass graves from the Spanish Civil War is crucial for historical and forensic purposes.
Traditional methods can be costly and time-consuming.

Purpose of the Study:

To evaluate two low-cost photogrammetric techniques for basic forensic documentation.
To compare the accuracy of these techniques against a laser scanner system.

Main Methods:

Single-image rectification techniques were applied to correct lens distortions.
A camera was positioned using a 5m pole and a linear actuation device.
Measurements were validated against a RIEGL LMS-Z390i laser scanner.

Main Results:

The pole-mounted camera technique yielded measurement errors under 6%.
The linearly actuated device resulted in higher errors (8-14%) due to uneven surface positioning.
Both techniques demonstrated potential for low-cost forensic documentation.

Conclusions:

Low-cost photogrammetry, particularly single-image rectification with a pole-mounted camera, is a viable method for documenting mass graves.
Careful consideration of camera positioning and surface evenness is essential for accuracy.
These methods offer accessible tools for forensic archaeology in resource-limited settings.