Update README.md

README.md

@@ -14,6 +14,6 @@ dataset_info:
 
 
 This dataset combines [wikipedia20220301.en](https://huggingface.co/datasets/wikipedia) and [bookcorpusopen](https://huggingface.co/datasets/bookcorpusopen),
-and splits the data into smaller chunks, of size ~820 chars (such that each item will be at least ~128 tokens). 
+and splits the data into smaller chunks, of size ~820 chars (such that each item will be at least ~128 tokens for the average tokenizer). 
 The logic only splits on spaces, so the chunks are likely to be slightly larger than 820 chars. The dataset has been normalized into lower case, removing accents a non-english characters.
 Items with less than 200 chars are removed, or more than 1000.