Sciweavers

833 search results - page 29 / 167
» Nested Queries in Object Bases
Sort
View
EDBT
2009
ACM
116views Database» more  EDBT 2009»
14 years 9 days ago
Ranking objects based on relationships and fixed associations
Text corpora are often enhanced by additional metadata which relate real-world entities, with each document in which such entities are discussed. Such relationships are typically ...
Albert Angel, Surajit Chaudhuri, Gautam Das, Nick ...
PVLDB
2010
139views more  PVLDB 2010»
13 years 2 months ago
Identifying the Most Influential Data Objects with Reverse Top-k Queries
Top-k queries are widely applied for retrieving a ranked set of the k most interesting objects based on the individual user preferences. As an example, in online marketplaces, cus...
Akrivi Vlachou, Christos Doulkeridis, Kjetil N&osl...
MDM
2004
Springer
14 years 1 months ago
Processing Range-Monitoring Queries on Heterogeneous Mobile Objects
We consider in this paper how to leverage heterogeneous mobile computing capability for efficient processing of real-time range-monitoring queries. In our environment, each mobil...
Ying Cai, Kien A. Hua, Guohong Cao
CIKM
2000
Springer
14 years 10 hour ago
Extending OLAP Querying to External Object Databases
On-Line Analytical Processing (OLAP) systems based on a multidimensional view of data have found widespread use in business applications and are being used increasingly in non-sta...
Torben Bach Pedersen, Arie Shoshani, Junmin Gu, Ch...
ICDE
2005
IEEE
121views Database» more  ICDE 2005»
14 years 9 months ago
Full-fledged Algebraic XPath Processing in Natix
We present the first complete translation of XPath into an algebra, paving the way for a comprehensive, state-of-theart XPath (and later on, XQuery) compiler based on algebraic op...
Matthias Brantner, Sven Helmer, Carl-Christian Kan...