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- import implicit
- # Use the implicit cython library.
- user_vecs, item_vecs = implicit.alternating_least_squares(data_sparse,
- factors=20, regularization = 0.1, iterations = 20)
- # Convert to csr matrix
- user_vecs = sparse.csr_matrix(user_vecs)
- item_vecs = sparse.csr_matrix(item_vecs)
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