General Metrics

>>> from techminer2.metrics import general_metrics_frame
>>> general_metrics_frame(
...     #
...     # DATABASE PARAMS:
...     root_dir="example/",
...     database="main",
...     year_filter=(None, None),
...     cited_by_filter=(None, None),
... )
                                                            Value
Category       Item
GENERAL        Timespan                                 2015:2019
               Documents                                       50
               Annual growth rate %                        118.67
               Document average age                          6.24
               References                                    1192
               Average citations per document               162.7
               Average citations per document per year      32.54
               Average references per document              24.33
               Sources                                         41
               Average documents per source                  1.22
DOCUMENT TYPES Article                                         37
               Book                                             1
               Conference paper                                 4
               Editorial                                        2
               Review                                           6
AUTHORS        Authors                                        115
               Authors of single-authored documents            12
               Single-authored documents                       12
               Multi-authored documents                        38
               Authors per document                          2.52
               Co-authors per document                        3.0
               International co-authorship %                30.61
               Author appearances                             126
               Documents per author                           0.4
               Collaboration index                            1.0
               Organizations                                   91
               Organizations (1st author)                      43
               Countries                                       24
               Countries (1st author)                          18
               Regions                                          5
               Subregions                                       9
KEYWORDS       Raw author keywords                            148
               Cleaned author keywords                        148
               Raw index keywords                             179
               Cleaned index keywords                         179
               Raw keywords                                   279
               Cleaned keywords                               279
NLP PHRASES    Raw title NLP phrases                           71
               Cleaned title NLP phrases                       71
               Raw abstract NLP phrases                       866
               Cleaned abstract NLP phrases                   866
               Raw NLP phrases                                895
               Cleaned NLP phrases                            895
DESCRIPTORS    Raw descriptors                               1113
               Cleaned descriptors                           1113