113 search results - page 21 / 23 » The containment problem for REAL conjunctive queries with in... |
PODS
2010
ACM
13 years 10 months ago
2010
ACM
Databases in real life are often neither entirely closed-world nor entirely open-world. Indeed, databases in an enterprise are typically partially closed, in which a part of the d...
ICDM
2007
IEEE
14 years 2 months ago
2007
IEEE
We consider the problem of elastic matching of sequences of real numbers. Since both a query and a target sequence may be noisy, i.e., contain some outlier elements, it is desirab...
VLDB
2007
ACM
14 years 2 months ago
2007
ACM
Uncertain data are inherent in some important applications. Although a considerable amount of research has been dedicated to modeling uncertain data and answering some types of qu...
BIOCOMP
2007
13 years 10 months ago
2007
Low-Complexity Regions (LCRs) of biological sequences are the main source of false positives in similarity searches for biological sequence databases. We consider the problem of ï...
BMCBI
2010
13 years 8 months ago
2010
Background: Finding the subgraphs of a graph database that are isomorphic to a given query graph has practical applications in several fields, from cheminformatics to image unders...