Interactive contour extraction using NURBS-HMM

  • Authors:
  • Debin Lei;Chunhong Pan;Qing Yang;Minyong Shi

  • Affiliations:
  • Communication University of China, Beijing, China;National Laboratory of Pattern Recognition (NLPR), Institute of Automation, Chinese Academy of Sciences, China;National Laboratory of Pattern Recognition (NLPR), Institute of Automation, Chinese Academy of Sciences, China;Communication University of China, Beijing, China

  • Venue:
  • ACCV'06 Proceedings of the 7th Asian conference on Computer Vision - Volume Part I
  • Year:
  • 2006

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Abstract

In the paper, we attempt to develop a novel method to offer the possibility even for a non-expert to extract easily the contour of an object. A NURBS-HMM framework aiming at the interactive image contour extraction is proposed. We fit the initial points input by users with Non-Uniform Rational B-Spline(NURBS). Due to the local controllability of NURBS, the control points are considered as the states of Hidden Markov Model(HMM) framework, and the boundary features and uniformity along the boundary are integrated as the observations. The experimental results show the robustness of our method. As an interactive method, the method interacts with users in an efficient and comfortable way.