fix class distribution (#3)

- fix class distribution (750cf29db0831598ea066c31661757939415c636)
- fix class distribution in readme (bf59db862744fbb92408bc66cf45b692348203ad)


Co-authored-by: Albert Sawczyn <asawczyn@users.noreply.huggingface.co>

README.md

@@ -55,17 +55,16 @@ Aspect-based sentiment analysis (ABSA) is a text analysis method that categorize
 | val    |                       0 |
 | test   |                     292 |
 
-## Class distribution
-
-| Class     |   train | dev   |   test |
-|:----------|--------:|------:|-------:|
-| O         |  0.8798 | -     | 0.9263 |
-| a_plus_m  |  0.0431 | -     | 0.0272 |
-| a_minus_m |  0.0366 | -     | 0.0278 |
-| a_zero    |  0.0281 | -     | 0.0134 |
-| a_minus_s |  0.0045 | -     | 0.0018 |
-| a_plus_s  |  0.0045 | -     | 0.0011 |
-| a_amb     |  0.0033 | -     | 0.0024 |
+## Class distribution(without "O") 
+
+| Class     |   train |   validation |   test |
+|:----------|--------:|-------------:|-------:|
+| a_plus_m  |   0.359 |            - |  0.369 |
+| a_minus_m |   0.305 |            - |  0.377 |
+| a_zero    |   0.234 |            - |  0.182 |
+| a_minus_s |   0.037 |            - |  0.024 |
+| a_plus_s  |   0.037 |            - |  0.015 |
+| a_amb     |   0.027 |            - |  0.033 |
 
 ## Citation