import math as mt import numpy as np import collections as cl Допустим, у нас есть список клиентов, интересы которых нам известны. user_items = [ ["Hadoop", "Big Data", "HBase", "Java", "Spark", "Storm", "Cassandra"], ["NoSQL", "MongoDB", "Cassandra", "HBase", "Postgres"], ["Python", "scikit-learn", "scipy", "numpy", "statsmodels", "pandas"], ["R", "Python", "statistics", "regression", "probability"], ["machine learning", "regression", "decision trees", "libsvm"],…

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