Data Mining Concepts and Techniques

1. Data Cube Computation Methods

1.1. Multi-Way Array Aggregation

1.1.1. Cube Computation (MOLAP)

1.1.2. Cube Computation (2-D to 1-D)

1.1.3. Cube Computation (3-D to 2-D

1.2. BUC

1.3. Star-Cubing

1.4. High-Dimensional OLAP

2. Data Cube Computation Preliminary Concepts

2.1. Data Cube A Lattice of Cuboids

2.2. Base and aggregate cells

2.3. Ancestor and descendant cells

2.4. Cube Materialization

2.4.1. Full Cube vs. Iceberg Cube