Sciweavers

3377 search results - page 585 / 676
» Spatial computation
Sort
View
DEBU
2002
161views more  DEBU 2002»
13 years 8 months ago
Indexing and Retrieval of Historical Aggregate Information about Moving Objects
Spatio-temporal databases store information about the positions of individual objects over time. In many applications however, such as traffic supervision or mobile communication ...
Dimitris Papadias, Yufei Tao, Jun Zhang, Nikos Mam...
PAMI
2000
127views more  PAMI 2000»
13 years 8 months ago
Geometric Camera Calibration Using Circular Control Points
Modern CCD cameras are usually capable of a spatial accuracy greater than 1/50 of the pixel size. However, such accuracy is not easily attained due to various error sources that c...
Janne Heikkilä
SPE
1998
118views more  SPE 1998»
13 years 8 months ago
Implementing a Zooming User Interface: Experience Building Pad++
We are investigating a novel user interface paradigm based on zooming, in which users are presented with a zooming view of a huge planar information surface. We have developed a s...
Benjamin B. Bederson, Jonathan Meyer
TIT
1998
121views more  TIT 1998»
13 years 8 months ago
Blind Multiuser Detection: A Subspace Approach
—A new multiuser detection scheme based on signal subspace estimation is proposed. It is shown that under this scheme, both the decorrelating detector and the linear minimummean-...
Xiaodong Wang, H. Vincent Poor
TCSV
2002
78views more  TCSV 2002»
13 years 8 months ago
Local bandwidth constrained fast inverse motion compensation for DCT-domain video transcoding
DCT-based digital video coding standards such as MPEG and H.26x are becoming more widely adopted for multimedia applications. Since the standards differ in their format and syntax...
Shizhong Liu, Alan C. Bovik