Sciweavers

3058 search results - page 319 / 612
» Reflections
Sort
View
ECCV
2002
Springer
16 years 8 months ago
Geometric Properties of Central Catadioptric Line Images
In central catadioptric systems, lines in a scene are projected to conic curves in the image. This work studies the geometry of the central catadioptric projection of lines and its...
Helder Araújo, João P. Barreto
ICIP
2006
IEEE
16 years 8 months ago
On the Use of Metrics for Multi-Dimensional Descriptors Clustering
The Visual Thesaurus is a new query approach when no starting image is available. It is a concise representation of all similar regions in a panel of visual patches; the user arra...
Hichem Houissa, Nozha Boujemaa
ICIP
2005
IEEE
16 years 8 months ago
Aircraft detection and tracking using intelligent cameras
Systems that provide ground movement management at airports, maintaining ground safety and increasing air traffic capacity, are called A-SMGCS (Advanced Surface Movement Guidance a...
Kosmas Dimitropoulos, Nikos Grammalidis, Dimitrios...
ICIP
2001
IEEE
16 years 8 months ago
Multistatic passive radar imaging using the smoothed pseudo Wigner-Ville distribution
We investigate passive radar imaging of aircraft using reflected TV signals. We apply a Smoothed Pseudo WignerVille Distribution (SPWVD)-based SAR imaging algorithm to two differe...
Yong Wu, David C. Munson Jr.
ICDE
2007
IEEE
220views Database» more  ICDE 2007»
16 years 8 months ago
Structural Selectivity Estimation for XML Documents
Estimating the selectivity of queries is a crucial problem in database systems. Virtually all database systems rely on the use of selectivity estimates to choose amongst the many ...
Damien K. Fisher, Sebastian Maneth