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Working With Text Data — scikit-learn 1.4.2 doc...
>>> docs_test = twenty_test . data >>> predicted = text_clf . predict...features from text files Bags of words Tokenizing text with scikit-learn...scikit-learn.org/stable/tutorial/text_analytics/working_with_text_data.html -
sklearn.feature_extraction.text.CountVectorizer...
text.CountVectorizer sklearn.feature_extraction.text .CountVectorizer...on a Text Dataset Semi-supervised Classification on a Text Dataset...scikit-learn.org/stable/modules/generated/sklearn.feature_extraction.text.CountVectorizer.html -
sklearn.feature_extraction.text.HashingVectoriz...
text.HashingVectorizer sklearn.feature_extraction.text .HashingVectorizer...classification of text documents Out-of-core classification of text documents...scikit-learn.org/stable/modules/generated/sklearn.feature_extraction.text.HashingVectorizer.html -
Classification of text documents using sparse f...
predict ( X_test ) test_time = time () - t0 print ( f "test time: {...Clustering text documents using k-means Clustering text documents...scikit-learn.org/stable/auto_examples/text/plot_document_classification_20newsgroups.html -
sklearn.feature_extraction.text.TfidfVectorizer...
text.TfidfVectorizer sklearn.feature_extraction.text .TfidfVectorizer...Classification of text documents using sparse features Clustering text documents...scikit-learn.org/stable/modules/generated/sklearn.feature_extraction.text.TfidfVectorizer.html -
sklearn.feature_extraction.text.TfidfTransforme...
text.TfidfTransformer sklearn.feature_extraction.text .TfidfTransformer...on a Text Dataset Semi-supervised Classification on a Text Dataset...scikit-learn.org/stable/modules/generated/sklearn.feature_extraction.text.TfidfTransformer.html -
Sample pipeline for text feature extraction and...
title = { "text" : "Parallel coordinates plot of text classifier...Clustering text documents using k-means Clustering text documents...scikit-learn.org/stable/auto_examples/model_selection/plot_grid_search_text_feature_extraction.html -
sklearn.tree.export_text — scikit-learn 1.4.2 d...
export_text export_text sklearn.tree .export_text sklearn.tree....sklearn.tree. export_text ( decision_tree , * , feature_names = None...scikit-learn.org/stable/modules/generated/sklearn.tree.export_text.html -
Clustering text documents using k-means — sciki...
Clustering text documents using k-means Loading text data Quantifying...Loading text data We load data from The 20 newsgroups text dataset...scikit-learn.org/stable/auto_examples/text/plot_document_clustering.html -
feature_extraction.rst.txt
:math:`\text{tf-idf}_{\text{term1}} = \text{tf} \times \text{idf}...:math:`\text{tf-idf(t,d)}=\text{tf(t,d)} \times \text{idf(t)}`....scikit-learn.org/stable/_sources/modules/feature_extraction.rst.txt