| --- |
| language: |
| - en |
| multilinguality: |
| - monolingual |
| license: other |
| license_name: topicnet |
| license_link: >- |
| https://github.com/machine-intelligence-laboratory/TopicNet/blob/master/LICENSE.txt |
| configs: |
| - config_name: "20ng" |
| default: true |
| data_files: |
| - split: train |
| path: "data/20NG.csv.gz" |
| - split: test |
| path: "data/20NG_test.csv.gz" |
| task_categories: |
| - text-classification |
| task_ids: |
| - topic-classification |
| - multi-class-classification |
| - multi-label-classification |
| tags: |
| - topic-modeling |
| - topic-modelling |
| - text-clustering |
| - multimodal-data |
| - multimodal-learning |
| - modalities |
| - document-representation |
| --- |
| |
|
|
| # 20 Newsgroups |
|
|
| ## Train |
|
|
| Some measurable characteristics of the dataset: |
|
|
| * D — number of documents |
| * <modality name> W — modality dictionary size (number of unique tokens) |
| * <modality name> len D — average document length in modality tokens (number of tokens) |
| * <modality name> len D uniq — average document length in unique modality tokens (number of unique tokens) |
|
|
|
|
| | | D | @lemmatized W | @lemmatized len D | @lemmatized len D uniq | @bigram W | @bigram len D | @bigram len D uniq | |
| |:------|------------:|-----------------------:|---------------------------:|--------------------------------:|-------------------:|-----------------------:|----------------------------:| |
| | value | 11301 | 1.0614e+06 | 93.9204 | 60.5687 | 213701 | 18.9099 | 15.0068 | |
|
|
|
|
| Information about document lengths in modality tokens: |
|
|
|
|
| | | len_total@lemmatized | len_total@bigram | len_uniq@lemmatized | len_uniq@bigram | |
| |:-----|-----------------------:|-------------------:|----------------------:|------------------:| |
| | mean | 93.9204 | 18.9099 | 60.5687 | 15.0068 | |
| | std | 276.901 | 66.4278 | 104.23 | 39.1756 | |
| | min | 0 | 0 | 0 | 0 | |
| | 25% | 20 | 3 | 19 | 3 | |
| | 50% | 42 | 8 | 35 | 8 | |
| | 75% | 83 | 16 | 65 | 15 | |
| | max | 6497 | 1528 | 1875 | 831 | |
|
|
|
|
| **Metadata**: known class labels (20 classes). |
|
|
