A Sufficient Condition for Uniform Convergence of Stationary p-Subdivision Scheme

  • Authors:
  • Yi-Kuan Zhang;Ke Lu;Jiangshe Zhang;Xiaopeng Zhang

  • Affiliations:
  • School of Science, Xi'an Jiaotong University, Xi'an, China 710049 and LIAMA-NLPR (National Laboratory of Pattern Recognition), Institute of Automation, Chinese Academic of Science, Beijing, China ...;Graduate University of Chinese Academy of Science, Beijing, China 100049;School of Science, Xi'an Jiaotong University, Xi'an, China 710049;LIAMA-NLPR (National Laboratory of Pattern Recognition), Institute of Automation, Chinese Academic of Science, Beijing, China 100080

  • Venue:
  • Edutainment '08 Proceedings of the 3rd international conference on Technologies for E-Learning and Digital Entertainment
  • Year:
  • 2008

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Abstract

Subdivision is a convenient tool to construct objective curves and surfaces directly from given scattered points. Stationary p-subdivision schemes are highly efficient in the acquisitions of curve/surface points in shape modeling. The features of supported set of nonnegative mask of uniform convergent stationary subdivision schemes are important to their theoretic researches and applications. According to the properties of supported set of the nonnegative mask, a sufficient condition for uniform convergence of stationary p-subdivision scheme is presented. This condition is proved with two propositions and spline function. The contribution of this work is that the convergence of a stationary p-subdivision scheme can be judged directly. This direct judge is in favor of applications of this scheme.