>>> from techminer2.database.metrics.tfidf import DataFrame
>>> (
... DataFrame()
... #
... .with_field("raw_author_keywords")
... .having_terms_in_top(10)
... .having_terms_ordered_by("OCC")
... .having_term_occurrences_between(None, None)
... .having_term_citations_between(None, None)
... .having_terms_in(None)
... #
... # COUNTERS:
... .using_term_counters(True)
... #
... # 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()
raw_author_keywords FINTECH 31:5168 ... CASE_STUDY 02:0340
record_id ...
Anagnostopoulos I., 2018, J ECON BUS, V100, P7 1 ... 0
Anshari M., 2019, ENERGY PROCEDIA, V156, P234 0 ... 0
Buchak G., 2018, J FINANC ECON, V130, P453 1 ... 0
Cai C.W., 2018, ACCOUNT FINANC, V58, P965 1 ... 0
Chen L./1, 2016, CHINA ECON J, V9, P225 1 ... 0
[5 rows x 10 columns]