928 search results - page 54 / 186 » The degree structure of Weihrauch-reducibility |
ICDE
2005
IEEE
14 years 10 months ago
2005
IEEE
We consider the problem of maintaining frequency counts for items occurring frequently in the union of multiple distributed data streams. Na?ive methods of combining approximate f...
SIGMOD
2007
ACM
14 years 9 months ago
2007
ACM
Dataspaces are collections of heterogeneous and partially unstructured data. Unlike data-integration systems that also offer uniform access to heterogeneous data sources, dataspac...
PODS
2003
ACM
14 years 9 months ago
2003
ACM
Watermarking allows robust and unobtrusive insertion of information in a digital document. Very recently, techniques have been proposed for watermarking relational databases or XM...
TABLEAUX
2009
Springer
14 years 3 months ago
2009
Springer
We study the logic of comparative concept similarity CSL introduced by Sheremet, Tishkovsky, Wolter and Zakharyaschev to capture a form of qualitative similarity comparison. In thi...
ATAL
2007
Springer
14 years 3 months ago
2007
Springer
Recent studies have shown that various models can explain the emergence of complex networks, such as scale-free and small-world networks. This paper presents a different model to...