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2006 IEEE International Conference on Multimedia and Expo
Color Data Coding for Three-Dimensional Mesh Models Considering Connectivity and Geometry Information
Toronto, ON, Canada
July 09-July 12
ISBN: 1-4244-0366-7
Young-suk Yoon, Electronics and Telecommunications Research Institute (ETRI), 161, Gajeong-dong, Yuseong-gu, Deajeon, 305-350, Korea. ys.yoon@etri.re.kr
Sung-yeol Kim, Gwangju Institute of Science and Technology (GIST), 1 Oryong-dong, Buk-gu, Gwangju, 500-712, Korea. sykim75@gist.ac.kr
Yo-sung Ho, Gwangju Institute of Science and Technology (GIST), 1 Oryong-dong, Buk-gu, Gwangju, 500-712, Korea. hoyo@gist.ac.kr
In this paper, we propose a new predictive coding scheme for color data of three-dimensional (3-D) mesh models. We exploit connectivity and geometry information to improve coding efficiency. After ordering all vertices in a 3-D mesh model with a connectivity coding technique, we propose a geometry predictor to compress the color data efficiently. The predicted color can be obtained by a weighted sum of reconstructed colors for adjacent vertices using both angles and distances between the current vertex and adjacent vertices. Simulation results show that the proposed scheme provides enhanced coding efficiency over previous works for various 3-D mesh models.
Citation:
Young-suk Yoon, Sung-yeol Kim, Yo-sung Ho, "Color Data Coding for Three-Dimensional Mesh Models Considering Connectivity and Geometry Information," icme, pp.253-256, 2006 IEEE International Conference on Multimedia and Expo, 2006
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