HINTA: A Linearization Algorithm for Physical Clustering of Complex OLAP Hierarchies.
Roland PieringerVolker MarklFrank RamsakRudolf BayerPublished in: DMDW (2001)
Keyphrases
- k means
- computational complexity
- clustering method
- data clustering
- dynamic programming
- preprocessing
- computational cost
- learning algorithm
- similarity function
- matching algorithm
- np hard
- experimental evaluation
- real world
- segmentation algorithm
- probabilistic model
- optimization algorithm
- detection algorithm
- hierarchical clustering
- synthetic and real datasets
- worst case
- optimal solution
- data mining
- input data
- particle swarm optimization
- simulated annealing
- high accuracy
- cost function
- significant improvement
- spectral clustering
- objective function
- clustering algorithm