2019-03-27
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python如何计算两个电影的相似度
# Sorting values according to
# the 'num of rating column'
moviemat = data.pivot_table(index ='user_id',
columns ='title', values ='rating')
moviemat.head()
ratings.sort_values('num of ratings', ascending = False).head(10)
# analysing correlation with similar movies
starwars_user_ratings = moviemat['Star Wars (1977)']
liarliar_user_ratings = moviemat['Liar Liar (1997)']
starwars_user_ratings.head()






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