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CIKM
2005
Springer
16 years 5 days ago
Towards estimating the number of distinct value combinations for a set of attributes
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...
Xiaohui Yu, Calisto Zuzarte, Kenneth C. Sevcik
CIKM
2009
Springer
15 years 10 months ago
Semantic queries in databases: problems and challenges
Supporting semantic queries in relational databases is essential to many advanced applications. Recently, with the increasing use of ontology in various applications, the need for...
Lipyeow Lim, Haixun Wang, Min Wang
WWW
2007
ACM
16 years 7 months ago
Answering bounded continuous search queries in the world wide web
Search queries applied to extract relevant information from the World Wide Web over a period of time may be denoted as continuous search queries. The improvement of continuous sea...
Dirk Kukulenz, Alexandros Ntoulas
DOLAP
2008
ACM
15 years 8 months ago
Bridging the semantic gap in OLAP models: platform-independent queries
The development of data warehouses is based on a threestage process that starts specifying both the static and dynamic properties of on-line analytical processing (OLAP) applicati...
Jesús Pardillo, Jose-Norberto Mazón,...
BMCBI
2008
124views more  BMCBI 2008»
15 years 6 months ago
Ontology-based, Tissue MicroArray oriented, image centered tissue bank
Background: Tissue MicroArray technique is becoming increasingly important in pathology for the validation of experimental data from transcriptomic analysis. This approach produce...
Federica Viti, Ivan Merelli, Andrea Caprera, Barba...