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Tf-idf类目加权转换 Tf-idf-Category-weighting-transformer

PyPI version PyPI version

Formula Derivation

main-formula wt N Nt

Sample Usage

>>> import TfIdfCategoryWeighting
>>> Tf_idf_cw_vectorizer = TfIdfCategoryWeighting.TfidfPro_Vectorizer(use_idf=True,use_Wt=True)
>>> Tf_idf_cw_vectorizer.fit(X,Y)
>>> X_vec = Tf_idf_cw_vectorizer.transform(X)

Installation

$ pip install Tf-Idf-CategoryWeighting

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