def main(): df = pd.read_csv('./temp/ml-100k/u.data', sep='\t', header=None, usecols=[0, 1, 2], names=['userid', 'itemid', 'rating']) table = pd.pivot_table(df, values='rating', index=['userid'], columns=['itemid']) model = Apriori() model.fit(table) model.predict()
from fpgrowth import FPGrowth from utils import read_data import time if __name__ == '__main__': transactions, items = read_data('Online Retail.xlsx') # transactions, items = {'T1': ['pasta', 'lemon', 'bread', 'orange'], # 'T2': ['pasta', 'lemon'], # 'T3': ['pasta', 'orange', 'cake'], # 'T4': ['pasta', 'lemon', 'orange', 'cake']}, ['pasta', 'lemon', 'bread', 'orange', 'cake'] t1 = time.time() apriori = Apriori() apriori.fit(transactions=transactions, items=items, min_support=0.03) # result = apriori.predict(['pasta', 'lemon']) result = apriori.predict(['84029G', '84029E']) print(len(apriori.rules)) t2 = time.time() print(result) print(t2 - t1) print('--------------------------------------------') t1 = time.time() fp_growth = FPGrowth() fp_growth.fit(transactions=transactions, items=items, min_support=0.03) result = fp_growth.predict(['84029G', '84029E']) # result = fp_growth.predict(['pasta', 'lemon']) print(len(fp_growth.rules)) t2 = time.time() print(result)