Photometric Stereo for Archeological Inscriptions
SIGGRAPH 2004 Sketch
| Per Einarsson Tim Hawkins Paul Debevec |
| USC Institute for Creative Technologies |
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| Top row: Reference photographs Bottom row: Recovered geometry rendered using an x-ray shader |
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Abstract:
We describe a low-cost system for acquiring high-resolution geometry and reflectance properties using photometric stereo. This technique was used to model ancient inscriptions on the Parthenon in Athens, Greece and proved to be fast, simple and robust.
Material:
SIGGRAPH 2004 Sketch:
- photometricstereo_sketch.pdf, 173 KB. ( Adobe Acrobat )
SIGGRAPH 2004 Video:
- photometricstereo_video.avi, 14.42MB. ( 2:23 min )