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» Computational geometry: a retrospective
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ICPR
2002
IEEE
15 years 11 months ago
Glasses Frame Detection with 3D Hough Transform
This paper describes a method to detect glasses’ frames for robust facial image processing. This method makes use of the 3D features obtained by a trinocular stereo vision syste...
Haiyuan Wu, Genki Yoshikawa, Tadayoshi Shioyama, S...
ICRA
2002
IEEE
144views Robotics» more  ICRA 2002»
15 years 11 months ago
Sensing Nanonewton Level Forces by Visually Tracking Structural Deformations
When assembling MEMS devices or manipulating biological cells it is often beneficial to have information about the force that is being applied to these objects. This force informa...
Michael A. Greminger, Ge Yang, Bradley J. Nelson
VISUALIZATION
2002
IEEE
15 years 11 months ago
Probabilistic Surfaces: Point Based Primitives to Show Surface Uncertainty
Efficient and informative visualization of surfaces with uncertainties is an important topic with many applications in science and engineering. Examples include environmental pol...
Gevorg Grigoryan, Penny Rheingans
VISUALIZATION
2002
IEEE
15 years 11 months ago
QuadTIN: Quadtree based Triangulated Irregular Networks
Interactive visualization of large digital elevation models is of continuing interest in scientific visualization, GIS, and virtual reality applications. Taking advantage of the r...
Renato Pajarola, Marc Antonijuan, Roberto Lario
COMPGEOM
2009
ACM
15 years 11 months ago
k-means requires exponentially many iterations even in the plane
The k-means algorithm is a well-known method for partitioning n points that lie in the d-dimensional space into k clusters. Its main features are simplicity and speed in practice....
Andrea Vattani