Update README.md

README.md

@@ -53,6 +53,29 @@ via {{USERNAME}} link below: {{URL}}
 We ask annotators to ignore those special tokens but label the verified users' mentions.
 
 
+***DATA SPLITS:***
+
+| split             | number of instances | description |
+|:------------------|------:|------:|
+| train_2020        |  4616 | training dataset from September 2019 to August 2020 |
+| train_2021        |  2495 | training dataset from September 2020 to August 2021 |
+| train_all         |  7111 | combined training dataset of `train_2020` and `train_2021` |
+| validation_2020   |   576 | validation dataset from September 2019 to August 2020 |
+| validation_2021   |   310 | validation dataset from September 2020 to August 2021 | 
+| validation_all    |   886 | combined validation dataset of `validation_2020` and `validation_2021` |
+| test_2020         |   576 | test dataset from September 2019 to August 2020 |
+| test_2021         |  2807 | test dataset from September 2020 to August 2021 |
+| test_all          |  3383 | combined test dataset of `test_2020` and `test_2021` |
+| train_random      |  4616 | randomly sampled training dataset with the same size as `train_2020` from `train_all` |
+| validation_random |   576 | randomly sampled training dataset with the same size as `validation_2020` from `validation_all` |
+| extra_2020        | 87880 | extra tweet without annotations from September 2019 to August 2020 |
+| extra_2021        | 93594 | extra tweet without annotations from September 2020 to August 2021 |
+
+
+***REPRODUCE EXPERIMENTAL RESULT:*** To reproduce the experimental result on our AACL paper, please see the repository 
+[https://github.com/asahi417/tner/tree/master/examples/tweetner7_paper](https://github.com/asahi417/tner/tree/master/examples/tweetner7_paper).
+
+
 
 ## Dataset Structure
 
@@ -90,11 +113,6 @@ The label2id dictionary can be found at [here](https://huggingface.co/datasets/t
 }
 ```
 
-### Data Splits
-
-|  name    |train|validation|test|train_2020|validation_2020|test_2020|train_2021|validation_2021|test_2021|extra_2020|extra_2021|
-|----------|----:|---------:|---:|---------:|--------------:|--------:|---------:|--------------:|--------:|---------:|---------:|
-|tweetner7 | 4616|      576 |2807|4616      |         576   | 576     | 2495     | 310           | 2807    | 87880    | 93594    |
 
 ### Citation Information