Types of Data Sets Record Relational records Data matrix, e. g. numerical matrix crosstabs Document data: text documents, term frequency vector Document 1 050 602 Transaction data graph and network Document 2 0702100300 World Wide Web Document 3 Social or information networks o,,|2|20。0 Molecular Structures Ordered TD tems Video data: sequence of images Bread, Coke, Milk Temporal data: time-series Beer bread Sequential Data: transaction sequences Beer, Coke, Diaper, Milk Genetic sequence data Spatial, image and multimedia Beer, Bread, Diaper, Milk Spatial data: maps Coke, Diaper, Milk Image data Video data3 Types of Data Sets ◼ Record ◼ Relational records ◼ Data matrix, e.g., numerical matrix, crosstabs ◼ Document data: text documents: term￾frequency vector ◼ Transaction data ◼ Graph and network ◼ World Wide Web ◼ Social or information networks ◼ Molecular Structures ◼ Ordered ◼ Video data: sequence of images ◼ Temporal data: time-series ◼ Sequential Data: transaction sequences ◼ Genetic sequence data ◼ Spatial, image and multimedia: ◼ Spatial data: maps ◼ Image data: ◼ Video data: Document 1 season timeout lost wi n game score ball pla y coach team Document 2 Document 3 3 0 5 0 2 6 0 2 0 2 0 0 7 0 2 1 0 0 3 0 0 1 0 0 1 2 2 0 3 0 TID Items 1 Bread, Coke, Milk 2 Beer, Bread 3 Beer, Coke, Diaper, Milk 4 Beer, Bread, Diaper, Milk 5 Coke, Diaper, Milk