Important Characteristics of Structured Data a Dimensionality Curse of dimensionality a Sparsity Only presence counts ■ Resolution Patterns depend on the scale ■ Distribution Centrality and dispersion 同济大学软件学院 ool of Software Engineering. Tongpi Unversity4 Important Characteristics of Structured Data ◼ Dimensionality ◆ Curse of dimensionality ◼ Sparsity ◆ Only presence counts ◼ Resolution ◆ Patterns depend on the scale ◼ Distribution ◆ Centrality and dispersion