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ICRA
2010
IEEE
182views Robotics» more  ICRA 2010»
14 years 10 months ago
Ground robot navigation using uncalibrated cameras
Abstract— Precise calibration of camera intrinsic and extrinsic parameters, while often useful, is difficult to obtain during field operation and presents scaling issues for mu...
Olivier Koch, Matthew R. Walter, Albert S. Huang, ...
INCDM
2010
Springer
172views Data Mining» more  INCDM 2010»
14 years 10 months ago
Evaluating the Quality of Clustering Algorithms Using Cluster Path Lengths
Many real world systems can be modeled as networks or graphs. Clustering algorithms that help us to organize and understand these networks are usually referred to as, graph based c...
Faraz Zaidi, Daniel Archambault, Guy Melanç...
3DOR
2009
14 years 9 months ago
SkelTre - Fast Skeletonisation for Imperfect Point Cloud Data of Botanic Trees
Terrestrial laser scanners capture 3D geometry as a point cloud. This paper reports on a new algorithm aiming at the skeletonisation of a laser scanner point cloud, representing a...
Alexander Bucksch, Roderik C. Lindenbergh, Massimo...
JSYML
2011
108views more  JSYML 2011»
14 years 6 months ago
Analytic equivalence relations and bi-embeddability
Abstract. Louveau and Rosendal [5] have shown that the relation of biembeddability for countable graphs as well as for many other natural classes of countable structures is complet...
Sy-David Friedman, Luca Motto Ros
TALG
2011
98views more  TALG 2011»
14 years 6 months ago
Tree exploration with logarithmic memory
We consider the task of network exploration by a mobile agent (robot) with small memory. The agent has to traverse all nodes and edges of a network (represented as an undirected c...
Christoph Ambühl, Leszek Gasieniec, Andrzej P...