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SEBD
2001
87views Database» more  SEBD 2001»
15 years 4 months ago
Using Domain-Derived Constraints to Bound the Cardinality of Aggregate Views
Paolo Ciaccia, Matteo Golfarelli, Stefano Rizzi
IJCAI
2003
15 years 4 months ago
Data Clustering: Principal Components, Hopfield and Self-Aggregation Networks
We present a coherent framework for data clustering. Starting with a Hopfield network, we show the solutions for several well-motivated clustering objective functions are principa...
Chris H. Q. Ding
SEBD
2000
108views Database» more  SEBD 2000»
15 years 4 months ago
Computing aggregations in database query languages
Luca Cabibbo, Riccardo Torlone