Hello.
i have a query regrading example no:21 :"Building, updating incrementally and using an Itemset-Tree to generate targeted frequent itemsets and association rules". i wanted to generate an itemset-tree for my given data, i have also converted my data into to that form which is required by the itemset tree class in the example. But everytime i execute the code it is throwing nullpointer exception, i dont understand why it is happeneing, as i have also pasted the file into the database, and it is not null and also of same datatype and shape, but it is always throwing a nullpointer exception, please help me by giving your answers, thansk

Hello,

can you post your input file here? or can you send it to my e-mail : philippe.fv AT gmail.com ?

Thanks!

Philippe

try contacting

smartdatasol.net

They have consultants that help on this kind of questions.