796 search results - page 136 / 160 » Approximating the centroid is hard |
CVPR
2009
IEEE
14 years 2 months ago
2009
IEEE
Illuminant estimation from shadows typically relies on accurate segmentation of the shadows and knowledge of exact 3D geometry, while shadow estimation is difficult in the presen...
SAC
2009
ACM
14 years 2 months ago
2009
ACM
The prediction of the correct secondary structures of large RNAs is one of the unsolved challenges of computational molecular biology. Among the major obstacles is the fact that a...
WSDM
2009
ACM
14 years 2 months ago
2009
ACM
Readability is a crucial presentation attribute that web summarization algorithms consider while generating a querybaised web summary. Readability quality also forms an important ...
IPSN
2009
Springer
14 years 2 months ago
2009
Springer
We consider a scenario in which there are resources at or near nodes of a network, which are either static (e.g. fire stations, parking spots) or mobile (e.g. police cars). Over ...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
We study the problem of continuous monitoring of top-k queries over multiple non-synchronized streams. Assuming a sliding window model, this general problem has been a well addres...