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ICPR
2002
IEEE
16 years 8 months ago
A Fast Leading Eigenvector Approximation for Segmentation and Grouping
We present a fast non-iterative method for approximating the leading eigenvector so as to render graph-spectral based grouping algorithms more efficient. The approximation is base...
Antonio Robles-Kelly, Sudeep Sarkar, Edwin R. Hanc...
ICRA
2005
IEEE
115views Robotics» more  ICRA 2005»
16 years 14 days ago
Obstacle Detection for Small Autonomous Aircraft Using Sky Segmentation
– A vision-based obstacle detection system for small unmanned aerial vehicles (UAVs) is presented. Obstacles are detected by segmenting the image into sky and non-sky regions and...
Tim G. McGee, Raja Sengupta, J. Karl Hedrick
DAGM
2004
Springer
16 years 8 days ago
Fast Statistically Geometric Reasoning About Uncertain Line Segments in 2D- and 3D-Space
This work addresses the two major drawbacks of current statistical uncertain geometric reasoning approaches. In the first part a framework is presented, that allows to represent u...
Christian Beder
WSCG
2004
143views more  WSCG 2004»
15 years 8 months ago
A Framework for Tubular Organs Segmentation
Tubular organs (blood vessels and bronchial tubes), because of their anti-compact nature, generally appear randomly cross-sectioned in CT slices. Because of this, it's diffic...
Gabriel de Dietrich, Achille J.-P. Braquelaire
MVA
1998
230views Computer Vision» more  MVA 1998»
15 years 8 months ago
An Efficient Matching Algorithm for Segment-Based Stereo Vision Using Dynamic Programming Technique
An efficient matching method for segment-based stereo vision is proposed. A potential matching graph which describes the connectivity between candidate matching pairs of segments ...
Toshio Ueshiba, Yoshihiro Kawai, Yasushi Sumi, Fum...