Data Frame

>>> from techminer2.packages.emergence import DataFrame
>>> (
...     DataFrame()
...     #
...     # FIELD:
...     .with_field("descriptors")
...     #
...     # EMERGENCE:
...     .using_baseline_periods(3)
...     .using_recent_periods(3)
...     .using_novelty_threshold(0.15)
...     .using_total_records_threshold(7)
...     .using_periods_with_at_least_one_record(3)
...     .using_ratio_threshold(0.5)
...     #
...     # 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()
                    OCC  OCC_baseline  ...  growth_rate  growth_rate_ratio
descriptors                            ...
DATA 07:1086          7             2  ...    87.082869           0.733824
THE_AUTHOR 07:0828    7             2  ...    91.293118           0.769302

[2 rows x 10 columns]