Photometric Stereo for Archeological Inscriptions
SIGGRAPH 2004 Sketch
Per Einarsson    Tim Hawkins    Paul Debevec   
USC Institute for Creative Technologies




Top row: Reference photographs
Bottom row: Recovered geometry rendered using an x-ray shader
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.

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SIGGRAPH 2004 Sketch
photometricstereo_sketch.pdf, (173KB)

SIGGRAPH 2004 Video
photometricstereo_video.avi, (14.42MB)