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International Conference on Intelligent Robots and Systems-Volume 1
Adaptive tracking and model registration across distinct aspects
Pittsburgh, Pennsylvania, USA
August 05-August 09
ISBN: 0-8186-7108-4
S. Ravela, Comput. Vision Res. Lab., Massachusetts Univ., Amherst, MA, USA
B. Draper, Comput. Vision Res. Lab., Massachusetts Univ., Amherst, MA, USA
J. Lim, Comput. Vision Res. Lab., Massachusetts Univ., Amherst, MA, USA
R. Weiss, Comput. Vision Res. Lab., Massachusetts Univ., Amherst, MA, USA
A model registration system capable of tracking an object through distinct aspects in real-time is presented. The system integrates tracking, pose determination, and aspect graph indexing. The tracking combines steerable filters with normalized cross-correlation, compensates for rotation in 2D and is adaptive. Robust statistical methods are used in the pose estimation to detect and remove mismatches. The aspect graph is used to determine when features will disappear or become difficult to trade and to predict when and where new features will become trackable. The overall system is stable and is amenable to real-time performance.
Index Terms:
tracking; image registration; statistical analysis; adaptive tracking; model registration; pose determination; aspect graph indexing; steerable filters; normalized cross-correlation; rotation compensation; robust statistical methods; pose estimation; mismatches detection; mismatches removal; aspect graph
Citation:
S. Ravela, B. Draper, J. Lim, R. Weiss, "Adaptive tracking and model registration across distinct aspects," iros, vol. 1, pp.174, International Conference on Intelligent Robots and Systems-Volume 1, 1995
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