1. A New Edge-based Intra-field Interpolation Method for Deinterlacing Using Locally Adaptive-thresholded Binary Image.
- Author
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Dong-Ho Lee
- Subjects
- *
NUMERICAL analysis , *PAPER , *COMPUTER simulation , *SIMULATION methods & models , *ELECTROMECHANICAL analogies , *COMPUTERS , *MATHEMATICAL models , *DEFECT correction methods (Numerical analysis) , *MATHEMATICAL analysis - Abstract
This paper proposes a new method to improve re performance of intra-field interpolation which is the mos~ important element of deinterlacing method. Traditional edge- based methods were poor at determining accurate edge iirection which decides interpolation performance. The 7roposed method decides the direction and slope of edge based on locally adaptive-thresholded binary image to mprove efficiency and accuracy, and it also increased the ~orizontal size of search window to 15 for better direction ietermination at gentle slope. Compared to traditional edge- based methods, interpolation based on binary image, which is ,`enerated using the proposed method, leads to great erformance improvement. With computer simulations for a ~`ariety of images, this paper shows the new approach is much ~etter than traditional methods.. [ABSTRACT FROM AUTHOR]
- Published
- 2008
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