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» A Model of Queries for Object-Oriented Databases
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IJIS
2002
112views more  IJIS 2002»
15 years 4 months ago
Extended possibilistic truth values
In search of semantic richer and more flexible database modelling and database querying techniques, different approaches based on fuzzy set theory have been developed. Among the m...
Guy De Tré
DASFAA
2007
IEEE
175views Database» more  DASFAA 2007»
15 years 11 months ago
Bayesian Reasoning for Sensor Group-Queries and Diagnosis
As large-scale sensor networks are being deployed with the objective of collecting quality data to support user queries and decision-making, the role of a scalable query model beco...
Ankur Jain, Edward Y. Chang, Yuan-Fang Wang
SIGMOD
2002
ACM
137views Database» more  SIGMOD 2002»
15 years 4 months ago
Partial results for online query processing
Traditional query processors generate full, accurate query results, either in batch or in pipelined fashion. We argue that this strict model is too rigid for exploratory queries o...
Vijayshankar Raman, Joseph M. Hellerstein
SSDBM
1999
IEEE
108views Database» more  SSDBM 1999»
15 years 8 months ago
Supporting Imprecision in Multidimensional Databases Using Granularities
On-Line Analytical Processing (OLAP) technologies are being used widely, but the lack of effective means of handling data imprecision, which occurs when exact values are not known...
Torben Bach Pedersen, Christian S. Jensen, Curtis ...
EDBT
2010
ACM
145views Database» more  EDBT 2010»
15 years 7 months ago
Splash: ad-hoc querying of data and statistical models
Data mining is increasingly performed by people who are not computer scientists or professional programmers. It is often done as an iterative process involving multiple ad-hoc tas...
Lujun Fang, Kristen LeFevre