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SAC
2010
ACM
15 years 9 months ago
Haptic manipulation of rational parametric planar cubics using shape constraints
In this paper, we show how to deform a planar rational cubic based on a local interpolation constraint while retaining the qualitative shape of the curve. An impedance-type, paral...
Christoph Fünfzig, Philippe Thomin, Gudrun Al...
AMFG
2003
IEEE
118views Biometrics» more  AMFG 2003»
15 years 9 months ago
Shape and appearance models of talking faces for model-based tracking
This article presents a system that can recover and track the 3D speech movements of a speaker’s face for each image of a monocular sequence. A speaker-specific face model is u...
Matthias Odisio, Gérard Bailly
COMPGEOM
2003
ACM
15 years 9 months ago
Loops in reeb graphs of 2-manifolds
Given a Morse function over a 2-manifold with or without boundary, the Reeb graph is obtained by contracting the connected components of the level sets to points. We prove tight u...
Kree Cole-McLaughlin, Herbert Edelsbrunner, John H...
GRAPHITE
2003
ACM
15 years 9 months ago
Boundary treatment for virtual leaf surfaces
When working on fitting leaf surfaces for use with virtual plant models [Room et al. 1996] we encountered the unsatisfactory situation of receiving a smooth surface model that is...
Birgit I. Loch, John Belward, Jim Hanan
ICRA
2002
IEEE
116views Robotics» more  ICRA 2002»
15 years 9 months ago
Linear 2D Localization and Mapping for Single and Multiple Robot Scenarios
We show how to recover 2D structure and motion linearly in order to initialize Simultaneous Mapping and Localization (SLAM) for bearings-only measurements and planar motion. The m...
Frank Dellaert, Ashley W. Stroupe