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» Instance-Optimal Geometric Algorithms
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87
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VIP
2001
15 years 4 months ago
Image Segmentation on Spiral Architecture
Spiral Architecture is a relatively new and powerful approach to general purpose machine vision system. It contains very useful geometric and algebraic properties. Two algebraic o...
Qiang Wu, Xiangjian He, Tom Hintz
WSCG
2004
166views more  WSCG 2004»
15 years 4 months ago
Non-evaluated Manipulation of Complex CSG Solids
One of the most important problems to solve in Solid Modeling is computing boolean operations for solids (union, intersection and difference). In this paper we present a method to...
Rafael Jesús Segura, Francisco R. Feito, Ju...
NIPS
2003
15 years 4 months ago
When Does Non-Negative Matrix Factorization Give a Correct Decomposition into Parts?
We interpret non-negative matrix factorization geometrically, as the problem of finding a simplicial cone which contains a cloud of data points and which is contained in the posi...
David L. Donoho, Victoria Stodden
CCCG
2009
15 years 4 months ago
The Centervertex Theorem for Wedge Depth
There are many depth measures on point sets that yield centerpoint theorems. These theorems guarantee the existence of points of a specified depth, a kind of geometric median. How...
Gary L. Miller, Todd Phillips, Donald Sheehy
134
Voted
CVPR
2009
IEEE
15 years 4 months ago
VideoTrek: A vision system for a tag-along robot
We present a system that combines multiple visual navigation techniques to achieve GPS-denied, non-line-of-sight SLAM capability for heterogeneous platforms. Our approach builds o...
Oleg Naroditsky, Zhiwei Zhu, Aveek Das, Supun Sama...