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SIGKDD
2000
150views more  SIGKDD 2000»
15 years 3 months ago
KDD-Cup 2000 Organizers' Report: Peeling the Onion
We describe KDD-Cup 2000, the yearly competition in data mining. For the first time the Cup included insight problems in addition to prediction problems, thus posing new challenge...
Ron Kohavi, Carla E. Brodley, Brian Frasca, Llew M...
ADBIS
2005
Springer
116views Database» more  ADBIS 2005»
15 years 9 months ago
A Formal Model for the Problem of View Selection for Aggregate Queries
We present a formal analysis of the following view-selection problem: Given a set of queries and a database, return definitions of views that, when materialized in the database, w...
Jingni Li, Zohreh Asgharzadeh Talebi, Rada Chirkov...
FOIKS
2004
Springer
15 years 9 months ago
Equivalence of OLAP Dimension Schemas
Abstract. Dimension schemas are abstract models of the data hierarchies that populate OLAP warehouses. Although there is abundant work on schema equivalence in a variety of data mo...
Carlos A. Hurtado, Claudio Gutiérrez
AI
2001
Springer
15 years 8 months ago
A Low-Scan Incremental Association Rule Maintenance Method Based on the Apriori Property
As new transactions update data sources and subsequently the data warehouse, the previously discovered association rules in the old database may no longer be interesting rules in ...
Zequn Zhou, C. I. Ezeife
149
Voted
VLDB
1998
ACM
95views Database» more  VLDB 1998»
15 years 8 months ago
The National Medical Knowledge Bank
This paper describes a massively parallel object relational (O/R) database used in an advanced development program to create a comprehensive medical information system called the ...
Warren Sterling