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» On Moving Object Queries
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IEEEMSP
2002
IEEE
137views Multimedia» more  IEEEMSP 2002»
15 years 9 months ago
Realtime object extraction and tracking with an active camera using image mosaics
—Moving object extraction plays a key role in applications such as object-based videoconference, surveillance, and so on. The difficulties of moving object segmentation lie in th...
Chia-Wen Lin, Chih-Ming Wang, Yao-Jen Chang, Yung-...
ER
2004
Springer
144views Database» more  ER 2004»
15 years 10 months ago
Expressing and Optimizing Similarity-Based Queries in SQL
Searching for similar objects (in terms of near and nearest neighbors) of a given query object from a large set is an essential task in many applications. Recent years have seen g...
Like Gao, Min Wang, Xiaoyang Sean Wang, Sriram Pad...
SAC
2011
ACM
14 years 7 months ago
Tracking continuous topological changes of complex moving regions
A moving region whose location and extend change over time can imply topological changes such as region split and hole formation. To study this phenomenon is useful in many applic...
Hechen Liu, Markus Schneider
ISAAC
1998
Springer
81views Algorithms» more  ISAAC 1998»
15 years 9 months ago
Visibility Queries in Simple Polygons and Applications
Abstract. In this paper we explore some novel aspects of visibility for stationary and moving points inside a simple polygon
Boris Aronov, Leonidas J. Guibas, Marek Teichmann,...
ECCV
2002
Springer
16 years 6 months ago
Structure and Motion for Dynamic Scenes - The Case of Points Moving in Planes
We consider dynamic scenes consisting of moving points whose motion is constrained to happen in one of a pencil of planes. This is for example the case when rigid objects move ind...
Peter F. Sturm