Last but not least, I suggest you to put into practice some of the ideas that we have looked at in this example. 数据挖掘交友
The "Pivot Table" tool in Microsoft Excel has some similarities with OLAP tools.
数据挖掘工具
To convince you if you aren′t already familiar with this function, try to create a small table with 5 columns (time, style, shop, value and quantity, as in our example). Load some data into the table and launch the Pivot Table. Place the dimensions as you wish in the Row, Column and Page settings and put the Measures in the data area. There we go - we have a tool that allows us to visualise in two dimensions any face of the cube in our example. 数据挖掘论坛
If you can′t wait to see the result, here is an example to download : example.xls.
数据挖掘交友
- The sheet Data contains sales data provided by Paris, Lyon and Marseille.
- The sheet Analyze contains a Pivot Table, allowing you to cross all the datas.
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