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SSDBM
1999
IEEE
118views Database» more  SSDBM 1999»
15 years 7 months ago
Evaluation of Ad Hoc OLAP: In-Place Computation
Large scale data analysis and mining activities, such as identifying interesting trends, making unusual patterns to stand out and verifying hypotheses, require sophisticated infor...
Damianos Chatziantoniou
PODS
2005
ACM
147views Database» more  PODS 2005»
16 years 3 months ago
Peer data exchange
Abstract. We present a semantics and answer set programs for relational peer data exchange systems. When a peer answers a query, it exchanges data with other peers in order to supp...
Ariel Fuxman, Phokion G. Kolaitis, Renée J....
GEOS
2005
Springer
15 years 8 months ago
Ontology Matching for Spatial Data Retrieval from Internet Portals
This paper analyses reported difficulties in spatial data retrieval from Internet portals, based on results from an empirical survey. The analysis reveals the problems which cause ...
Hartwig H. Hochmair
CIKM
2005
Springer
15 years 8 months ago
Optimizing candidate check costs for bitmap indices
In this paper, we propose a new strategy for optimizing the placement of bin boundaries to minimize the cost of query evaluation using bitmap indices with binning. For attributes ...
Doron Rotem, Kurt Stockinger, Kesheng Wu
ICDE
2007
IEEE
121views Database» more  ICDE 2007»
15 years 9 months ago
dmFSQL: a Server for Data Mining
At present, we have proceeded to extend SQL into a new language called dmFSQL (data mining Fuzzy Structured Query Language) which can be used to solve real problems of Data Mining...
Ramón Alberto Carrasco, María Amparo...