3D Photography with weak structured lighting

Jean-Yves Bouguet

Presentation given at Intel Santa Clara - December 5th, 1997


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Table of Contents

3D Photography with weak structured lighting

Vision

3D Reconstruction

Ideal System

State of the art

Passive Stereo

Passive Stereo

No texture, no correspondence, no depth

Active lighting

stereo active lighting

Active lighting geometry

Extraction of the stripe boundaries

Extraction of the stripe boundaries

Stripe correspondence

How many stripes?

Summary of structured lighting with stripes

Sinusoidal lighting system

Pixel point of view

Active lighting geometry

Summary:

Weak structured lighting system

The geometry

The geometry

Spatio-temptal processing

Camera calibration

Lamp calibration

Angel experiment

Reconstruction results

Scanning with the sun

Accuracies

If you are lazy...


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