RecSysDevCode

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25页：recommend()函数少了一行代码

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movies = dict() for (sim_user,sim) in newNU[:self.k]: for movieID in self.train[sim_user].keys(): movies.setdefault(movieID,0) #书中少了这句代码 movies[movieID] += sim * self.train[sim_user][movieID] newMovies = sorted(movies.items(), key = lambda k:k[1], reverse=True) return newMovies

yunque0

27页错别字，局限与改为局限于

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