Titlebook: Database and Expert Systems Applications; 21st International C Pablo García Bringas,Abdelkader Hameurlain,Gerald Conference proceedings 20

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Towards Efficient Mining of Periodic-Frequent Patterns in Transactional Databasesnd rare items we have to specify low . and high .. It is difficult to mine periodic-frequent patterns because the low . and high . can cause combinatorial explosion. In this paper we propose an improved approach which facilitates the user to specify different . and . values for each pattern dependin

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Alessandro Roncaglia,Mario Tonveronachi presents three solutions to design the time dimension tables and four solutions to design the fact tables. Moreover, each of these solutions is evaluated in different combinations of the time dimension and the fact tables based on a real world farming case study.

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https://doi.org/10.1007/978-3-642-15251-1cloud computing; data bases; data mining; data warehouse; data warehousing; decision support system; exper

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978-3-642-15250-4Springer-Verlag Berlin Heidelberg 2010

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