Sciweavers

ICRA
2010
IEEE
131views Robotics» more  ICRA 2010»
13 years 4 months ago
Optimal coverage of a known arbitrary environment
— The problem of coverage of known space by a mobile robot has many applications. Of particular interest is providing a solution that guarantees the complete coverage of the free...
Raphael Mannadiar, Ioannis M. Rekleitis
DCG
2007
83views more  DCG 2007»
13 years 5 months ago
The Genus of a Digital Image Boundary Is Determined by Its Foreground, Background, and Reeb Graphs
Weprovethatthegenusoftheboundaryofadigitalimageispreciselyhalfofthe sum of the cycle ranks of three particular graphs: the “foreground graph” and “background graph,” which ...
Lowell Abrams, Donniell E. Fishkind
COMPGEOM
2008
ACM
13 years 7 months ago
Reeb spaces of piecewise linear mappings
Generalizing the concept of a Reeb graph, the Reeb space of a multivariate continuous mapping identifies points of the domain that belong to a common component of the preimage of ...
Herbert Edelsbrunner, John Harer, Amit K. Patel
COMPGEOM
2010
ACM
13 years 11 months ago
Constructing Reeb graphs using cylinder maps
The Reeb graph of a scalar function represents the evolution of the topology of its level sets. In this video, we describe a near-optimal output-sensitive algorithm for computing ...
Harish Doraiswamy, Aneesh Sood, Vijay Natarajan
3DIM
2003
IEEE
13 years 11 months ago
A Discrete Reeb Graph Approach for the Segmentation of Human Body Scans
Segmentation of 3D human body (HB) scan is a very challenging problem in applications exploiting human scan data. To tackle this problem, this paper proposes a topological approac...
Yijun Xiao, Paul Siebert, Naoufel Werghi
CVPR
2009
IEEE
15 years 25 days ago
Topology Dictionary with Markov Model for 3D Video Content-Based Skimming and Description
This paper presents a novel approach to skim and describe 3D videos. 3D video is an imaging technology which consists in a stream of 3D models in motion captured by a synchronized ...
Tony Tung (Kyoto University), Takashi Matsuyama (K...