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Tutorial on Spatial and Spatio-Temporal Data Mining Part II ... - UFSC

Tutorial on Spatial and Spatio-Temporal Data Mining Part II ... - UFSC

Tutorial on Spatial and Spatio-Temporal Data Mining Part II ... - UFSC

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Multiple-Granularity Semantic Trajectory DMQL (Bogorny 2009)ST-DMQL is an approach to semantically enrichtrajectories with domain informati<strong>on</strong>Autormatically tranforms these semantic informati<strong>on</strong> intodifferent space <strong>and</strong> time granularitiesExtracts frequent patterns, associati<strong>on</strong> rules <strong>and</strong>sequential patterns from semantic trajectoriesMultiple Level Semantic Sequential PatternsLarge Sequences of Length 2 (ITEM=SPACE+Start_Time)(41803_street_5, 41803_street_5) Support: 7(41803_street_4, 41803_street_4) Support: 9(41803_street_4, 66655_street_4) Support: 5(41803_street_2, 41803_street_2) Support: 6(41803_street_8, 41803_street_8) Support: 5(41803_street_3, 0_unknown_3) Support: 5gidtime unit = m<strong>on</strong>th<strong>Spatial</strong> feature type (stop name)

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