Surface stereo, Bleyer's paper
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Transcript of Surface stereo, Bleyer's paper
![Page 1: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/1.jpg)
Object Stereo 1
Surface Stereo
Bleyer, CVPR10
2014/3/25 Yichong Bai
![Page 2: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/2.jpg)
Object Stereo 2
Problem
• Stereo vision• Image Depth map
2014/3/25 Yichong Bai
![Page 3: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/3.jpg)
Object Stereo 3
Overview
• Surface formulation• Segmentation as soft constraint• B-spline• Relaxing segmentation assumptions
2014/3/25 Yichong Bai
![Page 4: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/4.jpg)
Object Stereo 4
Difference with ours
• Classical disparity map needed• No mapping
2014/3/25 Yichong Bai
![Page 5: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/5.jpg)
Object Stereo 5
Model
• Notations• I
• pixels• F
• surfaces• F
• I F• Disparity according to plane
• d(p, f_p)
2014/3/25 Yichong Bai
![Page 6: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/6.jpg)
Object Stereo 6
Model
• Energy•
2014/3/25 Yichong Bai
![Page 7: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/7.jpg)
Object Stereo 7
Model
• Terms• Data
• Pixel dissimilarity•
•
2014/3/25 Yichong Bai
![Page 8: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/8.jpg)
Object Stereo 8
Model
• Terms• Smoothness
•
2014/3/25 Yichong Bai
![Page 9: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/9.jpg)
Object Stereo 9
Model
• Terms• Curvature
•
2014/3/25 Yichong Bai
![Page 10: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/10.jpg)
Object Stereo 10
Solve
• Optimization• Fusion move
• Fuse with new proposal• Binary energy• Proposal generation
• Modify the current
2014/3/25 Yichong Bai
![Page 11: Surface stereo, Bleyer's paper](https://reader036.fdocuments.in/reader036/viewer/2022082812/559368e91a28ab942d8b4784/html5/thumbnails/11.jpg)
Object Stereo 11
Evaluation
2014/3/25 Yichong Bai