1. use database <database_name> or use data warehouse<data_warehouse_name>//use子句将数据挖掘任务指向说明的数据库或数据仓库. 2. from<relation(s)/cube(s)>[where<condition>]//from 和where子句分别指定所涉及的表或数据立方体和定义检索数据的条件． 3. in relevance to <attribute_or...
developed for mining knowledge in relational database and data warehouses (Fayyad et al., 1996) Despite the fact that Multimedia has been the major focus for many researchers around the world, data mining from multimedia databases is still in its infancy, multimedia mining still seem shy on ...
Alvares, ST-DMQL: A semantic Trajectory Data Mining Query Language, In: International Journal of Geographical Information Science. Taylor and Francis , 2009.Bogorny, V., Kuijpers, B., Alvares, L.O.: St-dmql: a semantic trajectory data min- ing query language. International Journal of ...
We propose through a semantic trajectory data mining query language several functionalities to select, preprocess, and transform trajectory sample points into semantic trajectories at higher abstraction levels, in order to allow the user to extract meaningful, understandable, and useful patterns from ...