A method of mining positive and negative sequence rules
A positive sequence and negative sequence technology, applied in the field of mining positive and negative sequence rules, to achieve the effect of improving cross-selling capabilities, increasing trading opportunities, and improving economic benefits
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[0039] A method of digging positive and negative sequence rules of the present invention can obtain positive sequence rules and negative sequence rules, and both the front key and the back key of the negative sequence rules can contain negative elements, which can reflect the purchase behavior of customers The order of priority can also reflect the relationship between the negative correlation and positive correlation between the commodities in each shopping behavior. The method includes the following steps:
[0040] S100, perform data processing, and convert the customer's transaction data into a sequence database in chronological order, for example, convert the transaction data in the practice database in Table 1 into the sequence database in Table 2;
[0041] Table 1 transaction database
[0042]
[0043] Table 2 Sequence database
[0044] customer ID
customer purchase sequence
1
2
3
4
[0045] S200. Mining...
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