Update README.md

README.md

@@ -39,10 +39,10 @@ This is a copy of the [WCEP-10](https://huggingface.co/datasets/ccdv/WCEP-10) da
 - __query__: The `summary` field of each example
 - __corpus__: The union of all documents in the `train`, `validation` and `test` splits
 - __retriever__: BM25 via [PyTerrier](https://pyterrier.readthedocs.io/en/latest/) with default settings
-- __top-k strategy__: `"mean"`, i.e. the number of documents retrieved, `k`, is set as the mean number of documents seen across examples in this dataset
+- __top-k strategy__: `"mean"`, i.e. the number of documents retrieved, `k`, is set as the mean number of documents seen across examples in this dataset, in this case `k==9`
 
 Retrieval results on the `test` set:
 
-|ndcg | recall@100 | recall@1000 | Rprec |
+| Recall@100 | Rprec | Precision@k | Recall@k |
 | ----------- | ----------- | ----------- | ----------- |
-| 0.8338      | 0.8836      | 0.9459      | 0.6658      |
+| 0.8836 | 0.6658 | 0.6601 | 0.6388 |