Update README.md

README.md

@@ -10,6 +10,9 @@ The only differences are the following:
 - renaming columns with the following mapping `{"sentence1": "premise", "sentence2": "hypothesis", "gold_label": "label"}`
 - encoding labels with the following mapping `{"entailment": 0, "neutral": 1, "contradiction": 2}`
 
+Note that there are 10 overlapping instances (as found by merging on columns "label", "premise", and "hypothesis") between
+`train` and `test` splits.
+
 
 ## Code to create the dataset
 ```python
@@ -41,4 +44,20 @@ for name, df_ in dd.items():
 
 dataset = DatasetDict(ds)
 dataset.push_to_hub("scitail", token="<token>")
+
+# check overlap between splits
+from itertools import combinations
+for i, j in combinations(dataset.keys(), 2):
+    print(
+        f"{i} - {j}: ",
+        pd.merge(
+            dataset[i].to_pandas(), 
+            dataset[j].to_pandas(), 
+            on=["label", "premise", "hypothesis"], 
+            how="inner",
+        ).shape[0],
+    )
+#> train - test:  10
+#> train - validation:  0
+#> test - validation:  0
 ```