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    TVCG
    1998
    102views more  TVCG 1998»
    Ray-Tracing Triangular Trimmed Free-Form Surfaces
    13 years 9 months ago
    Ray-Tracing Triangular Trimmed Free-Form Surfaces
    Download  www.cse.yorku.ca
    This paper presents a new approach to rendering triangular algebraic free form surfaces. A hierarchical subdivision of the surface with associated tight bounding volumes provides ...
    Wolfgang Stürzlinger
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    MVA
    1990
    123views Computer Vision» more  MVA 1990»
    Randomized Hough Transform (RHT) in Engineering Drawing Vectorization System
    13 years 10 months ago
    Randomized Hough Transform (RHT) in Engineering Drawing Vectorization System
    Download  b2.cvl.iis.u-tokyo.ac.jp
    Abstract When the data is processed from the digitized drawThis paper presents how the recently presented Randomized IIough Transform (RHT) method can be used as a part of an engin...
    Pekka Kultanen, Erkki Oja, Lei Xu
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    CVPR
    1999
    IEEE
    328views Computer Vision» more  CVPR 1999»
    Non-Metric Calibration of Wide-Angle Lenses and Polycameras
    14 years 11 months ago
    Non-Metric Calibration of Wide-Angle Lenses and Polycameras
    Download  www1.cs.columbia.edu
    Images taken with wide-angle cameras tend to have severe distortions which pull points towards the optical center: This paper proposes a method for recovering the disrortion param...
    Rahul Swaminathan, Shree K. Nayar
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    SAC
    2009
    ACM
    101views Applied Computing» more  SAC 2009»
    Topology determination and isolation for implicit plane curves
    14 years 4 months ago
    Topology determination and isolation for implicit plane curves
    Download  www.mmrc.iss.ac.cn
    A method is proposed to generate an isolation for a plane curve, which is a set of boxes covering the curve, having the same topology as the curve, and approximating the curve to a...
    Jin-San Cheng, Xiao-Shan Gao, Jia Li
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    PAMI
    2000
    80views more  PAMI 2000»
    Finding Curvilinear Features in Spatial Point Patterns: Principal Curve Clustering with Noise
    13 years 9 months ago
    Finding Curvilinear Features in Spatial Point Patterns: Principal Curve Clustering with Noise
    Download  www.stat.washington.edu
    Derek C. Stanford, Adrian E. Raftery
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