Announcements

Active stereo with structured light

Active stereo with structured light

Laser scanning

3D cameras

Multiview stereo

Choosing the stereo baseline

The Effect of Baseline on Depth Estimation

Slide 9

Slide 10

Multibaseline Stereo

The visibility problem

Volumetric stereo

Discrete formulation:  Voxel Coloring

Complexity and computability

Issues

Slide 17

Reconstruction from Silhouettes (C = 2)

Volume intersection

Voxel algorithm for volume intersection

Properties of Volume Intersection

Slide 22

Voxel Coloring Approach

Depth Ordering:  visit occluders first!

Panoramic Depth Ordering

Panoramic Depth Ordering

Panoramic Layering

Panoramic Layering

Compatible Camera Configurations

Calibrated Image Acquisition

Voxel Coloring Results (Video)

Limitations of Depth Ordering

Slide 33

Space Carving Algorithm

Which shape do you get?

Space Carving Algorithm

Multi-Pass Plane Sweep

Multi-Pass Plane Sweep

Multi-Pass Plane Sweep

Multi-Pass Plane Sweep

Multi-Pass Plane Sweep

Multi-Pass Plane Sweep

Space Carving Results:  African Violet

Space Carving Results:  Hand

Properties of Space Carving

Alternatives to space carving

Alternatives to space carving

Level sets vs. space carving

Current/Future Trends

Current/Future Trends

Current/Future Trends

References

References