common.hpp File Reference

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Typedefs
typedef unsigned int	itemtype
	The type of the item.
typedef unsigned int	countertype
	The type of the counter for support counting.

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Typedef Documentation

typedef unsigned int countertype

The type of the counter for support counting. Counters are represented by non-negative integers. If we know that the transaction file does not contain more than n transactions, we can recomplie the code using unsigned short as type. Definition at line 32 of file common.hpp. Referenced by Input_Output_Manager::find_frequent_items(), and Apriori::support().

typedef unsigned int itemtype

The type of the item. Items are represented by non-negative integers. If we know that no itemcode is larger than , we can recomplie the code using unsigned short as itemtype. Definition at line 22 of file common.hpp. Referenced by Input_Output_Manager::read_in_a_line().

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