Sciweavers

864 search results - page 105 / 173
» Extracting moving regions from spatial data
Sort
View
CARS
2004
13 years 9 months ago
Hybrid method for both calibration and registration of an endoscope with an active optical tracker
In this paper, we present a hybrid method for calibration of an endoscope and its registration with an active optical tracker. Practically, both operations are done simultaneously...
Gaëtan Marti, Vincent Bettschart, Jean-S&eacu...
ICDE
2004
IEEE
99views Database» more  ICDE 2004»
14 years 9 months ago
Direct Mesh: a Multiresolution Approach to Terrain Visualization
Terrain can be approximated by a triangular mesh consisting millions of 3D points. Multiresolution triangular mesh (MTM) structures are designed to support applications that use t...
Kai Xu 0003, Xiaofang Zhou, Xuemin Lin
CVPR
2007
IEEE
14 years 9 months ago
A Lagrangian Particle Dynamics Approach for Crowd Flow Segmentation and Stability Analysis
This paper proposes a framework in which Lagrangian Particle Dynamics is used for the segmentation of high density crowd flows and detection of flow instabilities. For this purpos...
Saad Ali, Mubarak Shah
SCIA
2009
Springer
261views Image Analysis» more  SCIA 2009»
14 years 9 days ago
Dense and Deformable Motion Segmentation for Wide Baseline Images
In this paper we describe a dense motion segmentation method for wide baseline image pairs. Unlike many previous methods our approach is able to deal with deforming motions and lar...
Juho Kannala, Esa Rahtu, Sami S. Brandt, Janne Hei...
COMAD
2008
13 years 9 months ago
Concurrency Control in Distributed MRA Index Structure
Answering aggregate queries like sum, count, min, max over regions containing moving objects is often needed for virtual world applications, real-time monitoring systems, etc. Sin...
Neha Singh, S. Sudarshan