1254 search results - page 139 / 251 » Making Hard Problems Harder |
SIGMOD
2011
ACM
13 years 1 months ago
2011
ACM
Central to a data cleaning system are record matching and data repairing. Matching aims to identify tuples that refer to the same real-world object, and repairing is to make a dat...
KDD
2012
ACM
12 years 21 days ago
2012
ACM
Traditional co-clustering methods identify block structures from static data matrices. However, the data matrices in many applications are dynamic; that is, they evolve smoothly o...
SIGMETRICS
2012
ACM
12 years 20 days ago
2012
ACM
In a public cloud, bandwidth is traditionally priced in a pay-asyou-go model. Reflecting the recent trend of augmenting cloud computing with bandwidth guarantees, we consider a n...
ICDT
2012
ACM
12 years 20 days ago
2012
ACM
A universal model of a database D and a set Σ of integrity constraints is a database that extends D, satisfies Σ, and is most general in the sense that it contains sound and co...
GIS
2005
ACM
14 years 11 months ago
2005
ACM
Numerous raster maps are available on the Internet, but the geographic coordinates of the maps are often unknown. In order to determine the precise location of a raster map, we ex...