1. Masayuki Tanaka Aug. 2015 Stereogram and Stereo Vision
2. Outline Stereogram Disparity Three types of stereo display
Polarization Anaglyph (Red-Blue) 3D goggle Computer vision Lets
have the 3D experience! 1
3. Stereogram 2 Left camera Right camera Left view Right view
Partition 3D object 3D perception 2D information 2D
information
4. Disparity 3 Left eye Right eye Far object Near object Left
eye Right eye Large disparity Small disparity
5. 3D display 4 Left view Right view Right view Left view Right
view Right view Small disparity Far NearLarge disparity
6. Polarization 3D glasses 5
https://www.youtube.com/watch?v=r44kZuo5Vi0 DIY 3D home cinema for
$1 (and a spare projector)
7. Polarization 6 z y x Electric field Magnetic field Light =
Electromagnetic wave Examples of polarization x y x y Left eye
Right eye
8. Anaglyph (Red-Blue) 7 Left eye Right eye Blue-projector
Red-projector White Blue Red Blue Blue Dark (Blue object) (Red
object)
9. Sample movie 8 https://www.youtube.com/watch?v=3m7t0eNg5Z8
Dinossauros 3D-HD 1080p
10. 3D goggle 9 Luklas ( http://luklas.lukla.jp/ ) 3D goggle
for smartphone Top view Left view Smart phone Right view Left eye
Right eye Side-by-side 3D google Oculus Rift (
https://www.oculus.com/rift/ )
11. Side-by-side sample movie 10
https://www.youtube.com/watch?v=bTEPm5ZUcXU LG 3D Demo 1080p
Half-SBS AC3
12. Stereo measurement 11 Left camera Right camera B x f D
Known parameters: B: baseline f : focal length If we can estimate
x, Right view Left view x =
13. Computer vision 12 500 input images Feature point
extraction, Feature point matching Stereo measurement, Camera pose
estimation, Global optimization
http://www.ok.ctrl.titech.ac.jp
14. Reconstruction result 13 Three dimensional model
reconstruction from two dimensional images.
http://www.ok.ctrl.titech.ac.jp
15. Lets have 3d experience! 14 Google by Side-by-side 3d or
Yourtube search by Side-by-side 3d SHARP 3D Demo - Vision 02 - 3D
1080P Side by Side (SBS)
https://www.youtube.com/watch?v=AdtrKZoE_To
http://bit.ly/sidebyside1 3D Test Music Video yt3d:enable=true
(Side By Side) https://www.youtube.com/watch?v=mzWUAwJN46M
http://bit.ly/sidebyside2 Music Video Perfect Sky 3D: Boston Whales
(3D side by side) https://www.youtube.com/watch?v=q_kabqWmmaA
http://bit.ly/sidebyside3 http://bit.ly/ttopen2015-3d