155 search results - page 21 / 31 » Formal semantics and analysis of object queries |
ER
2001
Springer
14 years 28 days ago
2001
Springer
Abstract. Conceptual models are formal descriptions of application domains that are used in early stages of system development to support requirements analysis. The Unified Modeli...
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
Similarity search has been widely used in many applications such as information retrieval, image data analysis, and time-series matching. Specifically, a similarity query retrieves...
PLDI
2005
ACM
14 years 2 months ago
2005
ACM
We introduce a language and system that supports definition and composition of complex run-time security policies for Java applications. Our policies are comprised of two sorts o...
ICDT
1995
ACM
13 years 12 months ago
1995
ACM
Partial information in databases can arise when information from several databases is combined. Even if each database is complete for some \world", the combined databases wil...
SIGMOD
2012
ACM
11 years 11 months ago
2012
ACM
How-To queries answer fundamental data analysis questions of the form: “How should the input change in order to achieve the desired output”. As a Reverse Data Management probl...