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MIR
2005
ACM
197views Multimedia» more  MIR 2005»
14 years 29 days ago
Enhanced ontologies for video annotation and retrieval
A typical way to perform video annotation requires to classify video elements (e.g. events and objects) according to some pre-defined ontology of the video content domain. Ontolo...
Marco Bertini, Alberto Del Bimbo, Carlo Torniai
IROS
2007
IEEE
210views Robotics» more  IROS 2007»
14 years 1 months ago
Extrinsic self calibration of a camera and a 3D laser range finder from natural scenes
— In this paper, we describe a new approach for the extrinsic calibration of a camera with a 3D laser range finder, that can be done on the fly. This approach does not require an...
Davide Scaramuzza, Ahad Harati, Roland Siegwart
SIGGRAPH
1996
ACM
13 years 11 months ago
Technologies for Augmented Reality Systems: Realizing Ultrasound-Guided Needle Biopsies
We present a real-time stereoscopic video-see-through augmented reality (AR) system applied to the medical procedure known as ultrasound-guided needle biopsy of the breast. The AR...
Andrei State, Mark A. Livingston, William F. Garre...
IROS
2009
IEEE
214views Robotics» more  IROS 2009»
14 years 2 months ago
1-point RANSAC for EKF-based Structure from Motion
Abstract— Recently, classical pairwise Structure From Motion (SfM) techniques have been combined with non-linear global optimization (Bundle Adjustment, BA) over a sliding window...
Javier Civera, Oscar G. Grasa, Andrew J. Davison, ...
VISSYM
2007
13 years 9 months ago
Flexible And Topologically Localized Segmentation
One of the most common visualization tasks is the extraction of significant boundaries, often performed with isosurfaces or level set segmentation. Isosurface extraction is simple...
Gunnar Johansson, Ken Museth, Hamish Carr