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Focus Stacking

Digital Techniques for Documenting and Preserving Cultural Heritage

Arc Humanities Press, 2017

Book chapter

4

... pixel by pixel, to generate the final image. This process is also known as z-stacking or focal plane merging. Focus stacking record of a Roman coin. © Aurore Mathys, 2015. Focus stacking allows the extension of the focus range...

Photogrammetry

Digital Techniques for Documenting and Preserving Cultural Heritage

Arc Humanities Press, 2017

Book chapter

4

... of the order of 50 microns. Photogrammetric capture of a silver Roman coin (see chapter 3). Representation of the cameras’ positions with the resulting point cloud in the centre. © Aurore Mathys 2016. Two or more overlapping images...
... The Cyprus Institute, Cyprus; RBINS ? Royal Belgian Museum of Natural Sciences, Belgium; UCL ? University College London, UK; US ? University of Southampton, UK. © Aurore Mathys, 2016. The tests revealed numerous differences between...