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VIS
2004
IEEE
195views Visualization» more  VIS 2004»
14 years 11 months ago
Flow Field Clustering via Algebraic Multigrid
We present a novel multiscale approach for flow visualization. We define a local alignment tensor that encodes a measure for alignment to the direction of a given flow field. This...
Michael Griebel, Tobias Preußer, Martin Rump...
CVIU
2006
105views more  CVIU 2006»
13 years 10 months ago
The representation and matching of categorical shape
We present a framework for categorical shape recognition. The coarse shape of an object is captured by a multiscale blob decomposition, representing the compact and elongated part...
Ali Shokoufandeh, Lars Bretzner, Diego Macrini, M....
ICRA
2010
IEEE
145views Robotics» more  ICRA 2010»
13 years 8 months ago
Extracting general-purpose features from LIDAR data
— The detection of features from Light Detection and Ranging (LIDAR) data is a fundamental component of featurebased mapping and SLAM systems. Existing detectors tend to exploit ...
Yangming Li, Edwin B. Olson
CVPR
2004
IEEE
14 years 12 months ago
Error Analysis for a Navigation Algorithm Based on Optical-Flow and a Digital Terrain Map
This paper deals with the error analysis of a novel navigation algorithm that uses as input the sequence of images acquired from a moving camera and a Digital Terrain (or Elevatio...
Ehud Rivlin, Héctor Rotstein, Ronen Lerner
HICSS
2009
IEEE
153views Biometrics» more  HICSS 2009»
14 years 4 months ago
A Comparison of Maps and Signs for Ordered and Unordered Navigation Tasks in Virtual Worlds
Online 3D virtual worlds have many exciting and contemporary uses such as for social interaction, teaching and training, entertainment, and even for the development of virtual bus...
Daniel C. Cliburn, Todd Heino