265 search results - page 35 / 53 » Tree-width and functional dependencies in databases |
SOSP
2009
ACM
14 years 4 months ago
2009
ACM
Data-intensive applications are increasingly designed to execute on large computing clusters. Grouped aggregation is a core primitive of many distributed programming models, and i...
VLDB
1994
ACM
13 years 11 months ago
1994
ACM
Physical data independence is touted as a central feature of modern database systems. Both relational and object-oriented systems, however, force users to frame their queries in t...
NAR
2011
12 years 10 months ago
2011
Mitochondria constitute complex and flexible cellular entities, which play crucial roles in normal and pathological cell conditions. The database MitoGenesisDB focuses on the dyna...
PODS
2012
ACM
11 years 10 months ago
2012
ACM
We study the mergeability of data summaries. Informally speaking, mergeability requires that, given two summaries on two data sets, there is a way to merge the two summaries into ...
ICIP
2009
IEEE
14 years 8 months ago
2009
IEEE
We propose an illumination invariant and rotation insensitive texture representation based on a Markovian textural model. A texture is aligned with its dominant orientation and te...