Terms by Cluster Frame

Example

>>> from sklearn.decomposition import LatentDirichletAllocation
>>> lda = LatentDirichletAllocation(
...     n_components=10,
...     learning_decay=0.7,
...     learning_offset=50.0,
...     max_iter=10,
...     batch_size=128,
...     evaluate_every=-1,
...     perp_tol=0.1,
...     mean_change_tol=0.001,
...     max_doc_update_iter=100,
...     random_state=0,
... )
>>> from techminer2.packages.topic_modeling.user import TermsByClusterDataFrame
>>> (
...     TermsByClusterDataFrame()
...     #
...     # FIELD:
...     .with_field("raw_descriptors")
...     .having_terms_in_top(50)
...     .having_terms_ordered_by("OCC")
...     .having_term_occurrences_between(None, None)
...     .having_term_citations_between(None, None)
...     .having_terms_in(None)
...     #
...     # DECOMPOSITION:
...     .using_decomposition_algorithm(lda)
...     .using_top_terms_by_theme(5)
...     #
...     # TFIDF:
...     .using_binary_term_frequencies(False)
...     .using_row_normalization(None)
...     .using_idf_reweighting(False)
...     .using_idf_weights_smoothing(False)
...     .using_sublinear_tf_scaling(False)
...     #
...     # DATABASE:
...     .where_root_directory_is("example/")
...     .where_database_is("main")
...     .where_record_years_range_is(None, None)
...     .where_record_citations_range_is(None, None)
...     .where_records_match(None)
...     #
...     .run()
... ).head()
cluster                             0  ...                           9
term                                   ...
0                     FINTECH 44:6942  ...             FINANCE 21:3481
1        FINANCIAL_TECHNOLOGY 13:1909  ...             FINTECH 44:6942
2                  TECHNOLOGY 13:1594  ...               CHINA 06:0673
3                  REGULATORS 08:0974  ...          INNOVATION 12:2290
4             THE_DEVELOPMENT 07:1073  ...  FINANCIAL_SERVICES 11:1862

[5 rows x 10 columns]