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» Data Mining and Database Systems: Where is the Intersection
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CIKM
2011
Springer
14 years 6 months ago
Semantic data markets: a flexible environment for knowledge management
We present Nyaya, a system for the management of Semantic-Web data which couples a general-purpose and extensible storage mechanism with efficient ontology reasoning and querying ...
Roberto De Virgilio, Giorgio Orsi, Letizia Tanca, ...
KDD
2007
ACM
141views Data Mining» more  KDD 2007»
16 years 6 months ago
Detecting anomalous records in categorical datasets
We consider the problem of detecting anomalies in high arity categorical datasets. In most applications, anomalies are defined as data points that are 'abnormal'. Quite ...
Kaustav Das, Jeff G. Schneider
KDD
2012
ACM
186views Data Mining» more  KDD 2012»
13 years 8 months ago
Maximum inner-product search using cone trees
The problem of efficiently finding the best match for a query in a given set with respect to the Euclidean distance or the cosine similarity has been extensively studied. However...
Parikshit Ram, Alexander G. Gray
COOPIS
1996
IEEE
15 years 10 months ago
A Methodology for Building a Data Warehouse in a Scientific Environment
Rational drug design is an example where integrated access to heterogeneous scientific data is urgently needed, as it becomes rapidly available due to new experimental and computa...
Karl Aberer, Klemens Hemm
ICDM
2005
IEEE
217views Data Mining» more  ICDM 2005»
15 years 12 months ago
Improving Automatic Query Classification via Semi-Supervised Learning
Accurate topical classification of user queries allows for increased effectiveness and efficiency in general-purpose web search systems. Such classification becomes critical if th...
Steven M. Beitzel, Eric C. Jensen, Ophir Frieder, ...