rotationally invariant descriptors using intensity order pooling
DESCRIPTION
Rotationally Invariant Descriptors Using Intensity Order Pooling. Yi-Chung Chen Advisor : S.J.Wang. 2012 IEEE, Bin Fan, Fuchao Wu, and Zhanyi Hu. 2012 IEEE, Bin Fan, Fuchao Wu, and Zhanyi Hu. 2012 IEEE, Bin Fan, Fuchao Wu, and Zhanyi Hu. Proposed method. SIFT. - PowerPoint PPT PresentationTRANSCRIPT
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Rotationally Invariant Descriptors Using Intensity Order Pooling
Yi-Chung ChenAdvisor: S.J.Wang
![Page 2: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/2.jpg)
2012 IEEE, Bin Fan, Fuchao Wu, and Zhanyi Hu
![Page 3: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/3.jpg)
2012 IEEE, Bin Fan, Fuchao Wu, and Zhanyi Hu
![Page 4: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/4.jpg)
2012 IEEE, Bin Fan, Fuchao Wu, and Zhanyi Hu
![Page 5: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/5.jpg)
2012 IEEE, Bin Fan, Fuchao Wu, and Zhanyi Hu
Proposedmethod
SIFT
![Page 6: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/6.jpg)
Outline
• Why do we need this ?
• What is the key concepts ?
• How does it work exactly ?
• When should we use it ?
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Why do we need this ?
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Why do we need this ?
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Why do we need this ?
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Why do we need this ?
0 2 p
36%
64%
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Why do we need this ?
Robustness
Distinctiveness
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Why do we need this ?
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Why do we need this ?0 255/2π
0
1
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Why do we need this ?0 255/2π
0
1
Robustness
Distinctiveness
![Page 15: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/15.jpg)
Why do we need this ?
RobustnessDistinctiveness
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Why do we need this ?
RobustnessDistinctiveness
Robustness
Distinctiveness
![Page 17: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/17.jpg)
What is the key concepts ?
RobustnessDistinctiveness
![Page 18: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/18.jpg)
What is the key concepts ?
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What is the key concepts ?
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What is the key concepts ?0
2p
0
2p
0
2p
0
2p
Intensity Order Pooling
![Page 21: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/21.jpg)
What is the key concepts ?
Robustness
Distinctiveness
![Page 22: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/22.jpg)
How does it work exactly ?
![Page 23: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/23.jpg)
How does it work exactly ?
![Page 24: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/24.jpg)
How does it work exactly ?
Robustness
Distinctiveness
![Page 25: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/25.jpg)
How does it work exactly ?
MRRIDMultisupport Region Rotation and
Intensity Monotonic Invariant Descriptor
MROGHMultisupport Region Order-Based Gradient Histogram
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When should we use it ?
Blur/illu. changes
MRRID > MROGH > SIFT,RIFT,DAISY ……
Most cases
MROGH > MRRID > SIFT,RIFT,DAISY ……
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When should we use it ?
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When should we use it ?
![Page 29: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/29.jpg)
When should we use it ?
![Page 30: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/30.jpg)
When should we use it ?
![Page 31: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/31.jpg)
When should we use it ?
![Page 32: Rotationally Invariant Descriptors Using Intensity Order Pooling](https://reader035.vdocuments.site/reader035/viewer/2022062411/56816726550346895ddbbcae/html5/thumbnails/32.jpg)
When should we use it ?
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Questions ?