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ICCV
2003
IEEE
16 years 6 months ago
The Local Projective Shape of Smooth Surfaces and their Outlines
This article examines projectively-invariant local geometric properties of smooth curves and surfaces. Oriented projective differential geometry is proposed as a general framework ...
Svetlana Lazebnik, Jean Ponce
ICIP
2008
IEEE
16 years 6 months ago
Salient point characterization for low resolution meshes
This paper deals with edge detection and vertex characterization of 3D meshes. First, a new measure is introduced, the saliency degree, which provide directly the shape informatio...
Nicolas Walter, Olivier Aubreton, Olivier Laligant
147
Voted
ICIP
2002
IEEE
16 years 6 months ago
Fitting smooth surfaces to scattered 3D data using piecewise quadratic approximation
The approximation of surfaces to scattered data is an important problem encountered in a variety of scientific applications, such as reverse engineering, computer vision, computer...
Hélio Pedrini, Murilo Vicente Gonçal...
142
Voted
ICPR
2006
IEEE
16 years 5 months ago
Bottom-Up Hierarchical Image Segmentation Using Region Competition and the Mumford-Shah Functional
This paper generalizes the methods in a previous paper [10] in two ways. First, a more comprehensive analysis of the initialization problem of the Chan-Vese models is given. Secon...
J. Douglas Birdwell, Seddik M. Djouadi, Yongsheng ...
ICPR
2006
IEEE
16 years 5 months ago
Tone Mapping for HDR Image using Optimization A New Closed Form Solution
This work studies an optimization approach for designing tone reproduction curve (TRC) based tone mapping operators for the display of high dynamic range (HDR) images in low dynam...
Guoping Qiu, Jian Guan, Jiang Duan, Min Chen