introduction of video retrieval 報告人 : 于尚立. outline introduction motion-based video...
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Introduction of video retrieval
報告人 : 于尚立
Outline
Introduction Motion-based video retrieval Conclusion
Introduction
In a traditional database text annotations
In image databases graphical interface tools provide examples of images
Motion-based video retrieval
Object detection
Motion-based video retrieval
Object detection
Motion-based video retrieval
Affine transform
'1
'1
Ax By Cx
Gx Hy
Dx Ey Fy
Gx Hy
Motion-based video retrieval
Motion-based video retrieval
Trajectory of object
Motion-based video retrieval
Motion-based video retrieval
Conclusion
Combine many features in video sequence, we can implement a video retrieval system
Reference Zhencheng Hu and Keiichi Uchimura(1999). Moving
Objects Detection from Time-varied Background: An Application of Camera 3D Motion Analysis.
J. W. Hsieh, H. Y. M. Liao, K. C. Fan, M. T. Ko and Y. P. Hung, “Image Registration Using a New Edge-Based Approach,” Computer Vision and Image Understanding, Vol. 67, No. 2, pp. 112-130, August 1997.
Chiou-Ting Hsu and Rob A. Beuker “Multiresolution Feature-Based Image Registration,” Visual Communications and Image Processing 2000, Vol 4067, pp. 1490-1498, Perth, Australia, 20-23 June 2000.