Rotationally Invariant Descriptors Using Intensity Order Pooling

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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 Presentation

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Rotationally Invariant Descriptors Using Intensity Order Pooling

Yi-Chung ChenAdvisor: 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

2012 IEEE, Bin Fan, Fuchao Wu, and Zhanyi Hu

Proposedmethod

SIFT

Outline

• Why do we need this ?

• What is the key concepts ?

• How does it work exactly ?

• When should we use it ?

Why do we need this ?

Why do we need this ?

Why do we need this ?

Why do we need this ?

0 2 p

36%

64%

Why do we need this ?

Robustness

Distinctiveness

Why do we need this ?

Why do we need this ?0 255/2π

0

1

Why do we need this ?0 255/2π

0

1

Robustness

Distinctiveness

Why do we need this ?

RobustnessDistinctiveness

Why do we need this ?

RobustnessDistinctiveness

Robustness

Distinctiveness

What is the key concepts ?

RobustnessDistinctiveness

What is the key concepts ?

What is the key concepts ?

What is the key concepts ?0

2p

0

2p

0

2p

0

2p

Intensity Order Pooling

What is the key concepts ?

Robustness

Distinctiveness

How does it work exactly ?

How does it work exactly ?

How does it work exactly ?

Robustness

Distinctiveness

How does it work exactly ?

MRRIDMultisupport Region Rotation and

Intensity Monotonic Invariant Descriptor

MROGHMultisupport Region Order-Based Gradient Histogram

When should we use it ?

Blur/illu. changes

MRRID > MROGH > SIFT,RIFT,DAISY ……

Most cases

MROGH > MRRID > SIFT,RIFT,DAISY ……

When should we use it ?

When should we use it ?

When should we use it ?

When should we use it ?

When should we use it ?

When should we use it ?

Questions ?

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