Sciweavers

1832 search results - page 92 / 367
» Querying RDF Data Using A Multigraph-based Approach
Sort
View
CBMS
2009
IEEE
16 years 1 months ago
Domain concept-based queries for cancer research data sources
Biomedical scientists generate, access, validate and interpret multiple distributed and heterogeneous data sets. Semantic annotations for these data sets are paramount for exchang...
Alejandra González Beltrán, Anthony ...
SIGMOD
1997
ACM
107views Database» more  SIGMOD 1997»
15 years 10 months ago
Range Queries in OLAP Data Cubes
A range query applies an aggregation operation over all selected cells of an OLAP data cube where the selection is speci ed by providing ranges of values for numeric dimensions. W...
Ching-Tien Ho, Rakesh Agrawal, Nimrod Megiddo, Ram...
ICDE
2010
IEEE
199views Database» more  ICDE 2010»
16 years 6 months ago
Fuzzy Matching of Web Queries to Structured Data
Recognizing the alternative ways people use to reference an entity, is important for many Web applications that query structured data. In such applications, there is often a mismat...
Tao Cheng, Hady Wirawan Lauw, Stelios Paparizos
SDM
2010
SIAM
146views Data Mining» more  SDM 2010»
15 years 7 months ago
Evaluating Query Result Significance in Databases via Randomizations
Many sorts of structured data are commonly stored in a multi-relational format of interrelated tables. Under this relational model, exploratory data analysis can be done by using ...
Markus Ojala, Gemma C. Garriga, Aristides Gionis, ...
WEBDB
2005
Springer
132views Database» more  WEBDB 2005»
15 years 11 months ago
XFrag: A Query Processing Framework for Fragmented XML Data
Data fragmentation offers various attractive alternatives to organizing and managing data, and presents interesting characteristics that may be exploited for efficient processing...
Sujoe Bose, Leonidas Fegaras