源代码:仓库地址
git clone git@github.com:JackHCC/Apriori-and-FP_Growth.git cd Apriori-and-FP_Growth
python Apriori.py
python FP_Growth.py
data_set = [
[‘牛奶’, ‘鸡蛋’, ‘面包’, ‘薯片’],
[‘鸡蛋’, ‘爆米花’, ‘薯片’, ‘啤酒’],
[‘牛奶’, ‘啤酒’, ‘面包’],
[‘牛奶’, ‘鸡蛋’, ‘面包’, ‘爆米花’, ‘啤酒’, ‘薯片’],
[‘鸡蛋’, ‘面包’, ‘薯片’],
[‘鸡蛋’, ‘面包’, ‘啤酒’, ],
[‘牛奶’, ‘面包’, ‘薯片’],
[‘牛奶’, ‘鸡蛋’, ‘面包’, ‘黄油’, ‘薯片’],
[‘牛奶’, ‘鸡蛋’, ‘黄油’, ‘薯片’]
]
Apriori算法
运行结果:
================================================== frequent 1-itemsets(频繁项集) support(支持度) ================================================== frozenset({'啤酒'}) 0.4444444444444444 frozenset({'面包'}) 0.7777777777777778 frozenset({'薯片'}) 0.7777777777777778 frozenset({'爆米花'}) 0.2222222222222222 frozenset({'鸡蛋'}) 0.7777777777777778 frozenset({'黄油'}) 0.2222222222222222 frozenset({'牛奶'}) 0.6666666666666666 ================================================== frequent 2-itemsets(频繁项集) support(支持度) ================================================== frozenset({'鸡蛋', '黄油'}) 0.2222222222222222 frozenset({'牛奶', '鸡蛋'}) 0.4444444444444444 frozenset({'牛奶', '黄油'}) 0.2222222222222222 frozenset({'薯片', '面包'}) 0.5555555555555556 frozenset({'牛奶', '啤酒'}) 0.2222222222222222 frozenset({'爆米花', '啤酒'}) 0.2222222222222222 frozenset({'牛奶', '面包'}) 0.5555555555555556 frozenset({'薯片', '牛奶'}) 0.5555555555555556 frozenset({'鸡蛋', '啤酒'}) 0.3333333333333333 frozenset({'面包', '鸡蛋'}) 0.5555555555555556 frozenset({'薯片', '鸡蛋'}) 0.6666666666666666 frozenset({'薯片', '啤酒'}) 0.2222222222222222 frozenset({'面包', '啤酒'}) 0.3333333333333333 frozenset({'薯片', '黄油'}) 0.2222222222222222 frozenset({'爆米花', '鸡蛋'}) 0.2222222222222222 frozenset({'薯片', '爆米花'}) 0.2222222222222222 ================================================== frequent 3-itemsets(频繁项集) support(支持度) ================================================== frozenset({'薯片', '牛奶', '黄油'}) 0.2222222222222222 frozenset({'牛奶', '面包', '鸡蛋'}) 0.3333333333333333 frozenset({'牛奶', '面包', '啤酒'}) 0.2222222222222222 frozenset({'薯片', '爆米花', '啤酒'}) 0.2222222222222222 frozenset({'爆米花', '鸡蛋', '啤酒'}) 0.2222222222222222 frozenset({'薯片', '爆米花', '鸡蛋'}) 0.2222222222222222 frozenset({'薯片', '面包', '鸡蛋'}) 0.4444444444444444 frozenset({'牛奶', '鸡蛋', '黄油'}) 0.2222222222222222 frozenset({'面包', '鸡蛋', '啤酒'}) 0.2222222222222222 frozenset({'薯片', '鸡蛋', '啤酒'}) 0.2222222222222222 frozenset({'薯片', '鸡蛋', '黄油'}) 0.2222222222222222 frozenset({'薯片', '牛奶', '面包'}) 0.4444444444444444 frozenset({'薯片', '牛奶', '鸡蛋'}) 0.4444444444444444 强关联 frozenset({'黄油'}) => frozenset({'鸡蛋'}) conf(置信度): 1.0 frozenset({'黄油'}) => frozenset({'牛奶'}) conf(置信度): 1.0 frozenset({'薯片'}) => frozenset({'面包'}) conf(置信度): 0.7142857142857143 frozenset({'面包'}) => frozenset({'薯片'}) conf(置信度): 0.7142857142857143 frozenset({'爆米花'}) => frozenset({'啤酒'}) conf(置信度): 1.0 frozenset({'牛奶'}) => frozenset({'面包'}) conf(置信度): 0.8333333333333334 frozenset({'面包'}) => frozenset({'牛奶'}) conf(置信度): 0.7142857142857143 frozenset({'牛奶'}) => frozenset({'薯片'}) conf(置信度): 0.8333333333333334 frozenset({'薯片'}) => frozenset({'牛奶'}) conf(置信度): 0.7142857142857143 frozenset({'啤酒'}) => frozenset({'鸡蛋'}) conf(置信度): 0.75 frozenset({'鸡蛋'}) => frozenset({'面包'}) conf(置信度): 0.7142857142857143 frozenset({'面包'}) => frozenset({'鸡蛋'}) conf(置信度): 0.7142857142857143 frozenset({'鸡蛋'}) => frozenset({'薯片'}) conf(置信度): 0.8571428571428571 frozenset({'薯片'}) => frozenset({'鸡蛋'}) conf(置信度): 0.8571428571428571 frozenset({'啤酒'}) => frozenset({'面包'}) conf(置信度): 0.75 frozenset({'黄油'}) => frozenset({'薯片'}) conf(置信度): 1.0 frozenset({'爆米花'}) => frozenset({'鸡蛋'}) conf(置信度): 1.0 frozenset({'爆米花'}) => frozenset({'薯片'}) conf(置信度): 1.0 frozenset({'牛奶', '黄油'}) => frozenset({'薯片'}) conf(置信度): 1.0 frozenset({'薯片', '黄油'}) => frozenset({'牛奶'}) conf(置信度): 1.0 frozenset({'黄油'}) => frozenset({'薯片', '牛奶'}) conf(置信度): 1.0 frozenset({'牛奶', '鸡蛋'}) => frozenset({'面包'}) conf(置信度): 0.75 frozenset({'牛奶', '啤酒'}) => frozenset({'面包'}) conf(置信度): 1.0 frozenset({'薯片', '爆米花'}) => frozenset({'啤酒'}) conf(置信度): 1.0 frozenset({'爆米花', '啤酒'}) => frozenset({'薯片'}) conf(置信度): 1.0 frozenset({'薯片', '啤酒'}) => frozenset({'爆米花'}) conf(置信度): 1.0 frozenset({'爆米花'}) => frozenset({'薯片', '啤酒'}) conf(置信度): 1.0 frozenset({'爆米花', '鸡蛋'}) => frozenset({'啤酒'}) conf(置信度): 1.0 frozenset({'爆米花', '啤酒'}) => frozenset({'鸡蛋'}) conf(置信度): 1.0 frozenset({'爆米花'}) => frozenset({'鸡蛋', '啤酒'}) conf(置信度): 1.0 frozenset({'爆米花', '鸡蛋'}) => frozenset({'薯片'}) conf(置信度): 1.0 frozenset({'薯片', '爆米花'}) => frozenset({'鸡蛋'}) conf(置信度): 1.0 frozenset({'爆米花'}) => frozenset({'薯片', '鸡蛋'}) conf(置信度): 1.0 frozenset({'面包', '鸡蛋'}) => frozenset({'薯片'}) conf(置信度): 0.7999999999999999 frozenset({'薯片', '面包'}) => frozenset({'鸡蛋'}) conf(置信度): 0.7999999999999999 frozenset({'牛奶', '黄油'}) => frozenset({'鸡蛋'}) conf(置信度): 1.0 frozenset({'鸡蛋', '黄油'}) => frozenset({'牛奶'}) conf(置信度): 1.0 frozenset({'黄油'}) => frozenset({'牛奶', '鸡蛋'}) conf(置信度): 1.0 frozenset({'薯片', '啤酒'}) => frozenset({'鸡蛋'}) conf(置信度): 1.0 frozenset({'鸡蛋', '黄油'}) => frozenset({'薯片'}) conf(置信度): 1.0 frozenset({'薯片', '黄油'}) => frozenset({'鸡蛋'}) conf(置信度): 1.0 frozenset({'黄油'}) => frozenset({'薯片', '鸡蛋'}) conf(置信度): 1.0 frozenset({'薯片', '牛奶'}) => frozenset({'面包'}) conf(置信度): 0.7999999999999999 frozenset({'牛奶', '面包'}) => frozenset({'薯片'}) conf(置信度): 0.7999999999999999 frozenset({'薯片', '面包'}) => frozenset({'牛奶'}) conf(置信度): 0.7999999999999999 frozenset({'牛奶', '鸡蛋'}) => frozenset({'薯片'}) conf(置信度): 1.0 frozenset({'薯片', '牛奶'}) => frozenset({'鸡蛋'}) conf(置信度): 0.7999999999999999 运行时间: 0.005999088287353516
运行结果:
['啤酒'] 4 ['啤酒', '爆米花'] 2 ['爆米花'] 2 ['牛奶'] 6 ['牛奶', '啤酒'] 2 ['牛奶', '啤酒', '爆米花'] 1 ['牛奶', '爆米花'] 1 ['牛奶', '黄油'] 2 ['薯片'] 7 ['薯片', '啤酒'] 2 ['薯片', '啤酒', '爆米花'] 2 ['薯片', '爆米花'] 2 ['薯片', '牛奶'] 5 ['薯片', '牛奶', '啤酒'] 1 ['薯片', '牛奶', '啤酒', '爆米花'] 1 ['薯片', '牛奶', '爆米花'] 1 ['薯片', '牛奶', '黄油'] 2 ['薯片', '黄油'] 2 ['面包'] 7 ['面包', '啤酒'] 3 ['面包', '啤酒', '爆米花'] 1 ['面包', '爆米花'] 1 ['面包', '牛奶'] 5 ['面包', '牛奶', '啤酒'] 2 ['面包', '牛奶', '啤酒', '爆米花'] 1 ['面包', '牛奶', '爆米花'] 1 ['面包', '牛奶', '黄油'] 1 ['面包', '薯片'] 5 ['面包', '薯片', '啤酒'] 1 ['面包', '薯片', '啤酒', '爆米花'] 1 ['面包', '薯片', '爆米花'] 1 ['面包', '薯片', '牛奶'] 4 ['面包', '薯片', '牛奶', '啤酒'] 1 ['面包', '薯片', '牛奶', '啤酒', '爆米花'] 1 ['面包', '薯片', '牛奶', '爆米花'] 1 ['面包', '薯片', '牛奶', '黄油'] 1 ['面包', '薯片', '黄油'] 1 ['面包', '黄油'] 1 ['鸡蛋'] 7 ['鸡蛋', '啤酒'] 3 ['鸡蛋', '啤酒', '爆米花'] 2 ['鸡蛋', '爆米花'] 2 ['鸡蛋', '牛奶'] 4 ['鸡蛋', '牛奶', '啤酒'] 1 ['鸡蛋', '牛奶', '啤酒', '爆米花'] 1 ['鸡蛋', '牛奶', '爆米花'] 1 ['鸡蛋', '牛奶', '黄油'] 2 ['鸡蛋', '薯片'] 6 ['鸡蛋', '薯片', '啤酒'] 2 ['鸡蛋', '薯片', '啤酒', '爆米花'] 2 ['鸡蛋', '薯片', '爆米花'] 2 ['鸡蛋', '薯片', '牛奶'] 4 ['鸡蛋', '薯片', '牛奶', '啤酒'] 1 ['鸡蛋', '薯片', '牛奶', '啤酒', '爆米花'] 1 ['鸡蛋', '薯片', '牛奶', '爆米花'] 1 ['鸡蛋', '薯片', '牛奶', '黄油'] 2 ['鸡蛋', '薯片', '黄油'] 2 ['鸡蛋', '面包'] 5 ['鸡蛋', '面包', '啤酒'] 2 ['鸡蛋', '面包', '啤酒', '爆米花'] 1 ['鸡蛋', '面包', '爆米花'] 1 ['鸡蛋', '面包', '牛奶'] 3 ['鸡蛋', '面包', '牛奶', '啤酒'] 1 ['鸡蛋', '面包', '牛奶', '啤酒', '爆米花'] 1 ['鸡蛋', '面包', '牛奶', '爆米花'] 1 ['鸡蛋', '面包', '牛奶', '黄油'] 1 ['鸡蛋', '面包', '薯片'] 4 ['鸡蛋', '面包', '薯片', '啤酒'] 1 ['鸡蛋', '面包', '薯片', '啤酒', '爆米花'] 1 ['鸡蛋', '面包', '薯片', '爆米花'] 1 ['鸡蛋', '面包', '薯片', '牛奶'] 3 ['鸡蛋', '面包', '薯片', '牛奶', '啤酒'] 1 ['鸡蛋', '面包', '薯片', '牛奶', '啤酒', '爆米花'] 1 ['鸡蛋', '面包', '薯片', '牛奶', '爆米花'] 1 ['鸡蛋', '面包', '薯片', '牛奶', '黄油'] 1 ['鸡蛋', '面包', '薯片', '黄油'] 1 ['鸡蛋', '面包', '黄油'] 1 ['鸡蛋', '黄油'] 2 ['黄油'] 2 运行时间: 0.0019910335540771484
FP-Growth算法的效率更高