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ailearning/src/python/12.FrequentPattemTree/apriori.py
wenhuanhuan 80ad02982c 11、Aoriori
2017-03-03 15:45:16 +08:00

12 lines
314 B
Python

def loadDataSet():
return [[1,3,4],[2,3,5],[1,2,3,5],[2,5]]
def createC1(dataSet):
c1=[]
for transaction in dataSet:
for item in transaction:
if not [item] in c1:
c1.append([item])
c1.sort()
return map(frozenset,c1)
def scanD(D,ck,minSupport):
ssCnt = {}