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Python 2021-10-03 06:06:05
svd movielens data train and test
from surprise import Dataset, Reader, SVD, accuracy from surprise.model_selection import train_test_split # instantiate a reader and read in our rating data reader = Reader(rating_scale=(1, 5)) data = Dataset.load_from_df(ratings_f[['userId','movie... Add solution -
Python 2021-09-24 02:05:01
pandas sort columns by name
df.sort_values(by='col1', ascending=False) Add solution -
Python 2021-08-30 01:43:01
sort values pandas
df.sort_values(by='col1', ascending=False) Add solution