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» A Formalization of ODMG Queries
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SDM
2010
SIAM
183views Data Mining» more  SDM 2010»
15 years 2 months ago
GraSS: Graph Structure Summarization
Large graph databases are commonly collected and analyzed in numerous domains. For reasons related to either space efficiency or for privacy protection (e.g., in the case of socia...
Kristen LeFevre, Evimaria Terzi
SEBD
2003
159views Database» more  SEBD 2003»
15 years 2 months ago
Spatial Tree Logics to reason about Semistructured Data
The Ambient Logic is a modal logic proposed to describe the structural and computational properties of distributed and mobile computations. The static part of the Ambient Logic is,...
Giovanni Conforti, Giorgio Ghelli
SIGMOD
2008
ACM
118views Database» more  SIGMOD 2008»
15 years 26 days ago
NAGA: harvesting, searching and ranking knowledge
The presence of encyclopedic Web sources, such as Wikipedia, the Internet Movie Database (IMDB), World Factbook, etc. calls for new querying techniques that are simple and yet mor...
Gjergji Kasneci, Fabian M. Suchanek, Georgiana Ifr...
DKE
1999
118views more  DKE 1999»
15 years 18 days ago
Designing Data Warehouses
A Data Warehouse DW is a database that collects and stores data from multiple remote and heterogeneous information sources. When a query is posed, it is evaluated locally, without...
Dimitri Theodoratos, Timos K. Sellis
DEXAW
2004
IEEE
118views Database» more  DEXAW 2004»
15 years 4 months ago
LITO - A Logic For Indeterminate Temporal Objects
In order to obtain a suitable model of the universe of discourse of some information systems, it is important to allow the description of imprecise objects with temporal indetermi...
Ed Porto Bezerra, Ulrich Schiel, Bernardo Lula Jr.