Update dataset card.

README.md

@@ -18,8 +18,8 @@ configs:
     path: metadata/splits/train.csv
   - split: valid
     path: metadata/splits/valid.csv
-  - split: test
-    path: metadata/splits/test.csv
+  - split: protein_holdout_test
+    path: metadata/splits/protein_holdout_test.csv
   - split: glycan_holdout_test
     path: metadata/splits/glycan_holdout_test.csv
 ---
@@ -31,12 +31,12 @@ configs:
 
 ProtGlycanDock is a curated protein–glycan docking dataset. This minimal release includes the mmCIF files for all **1,781** protein–glycan complexes, along with split assignments and case-level metadata.
 
-| Subset                  | Split label           | Cases | Purpose                                                      |
-| ----------------------- | --------------------- | ----: | ------------------------------------------------------------ |
-| Train                   | `train`               |  1374 | Training split under the protein-holdout partition.          |
-| Validation              | `valid`               |   125 | Validation split from the same partition.                    |
-| Test                    | `test`                |   148 | In-distribution test split from the same partition.          |
-| Time-OOD glycan holdout | `glycan_holdout_test` |   134 | Out-of-distribution protein–glycan complexes for evaluation under glycan holdout. |
+| Subset               | Split label           | Cases | Purpose                                                    |
+| -------------------- | --------------------- | ----: | ---------------------------------------------------------- |
+| Train                | `train`               |  1374 | Training set used for model fitting.                       |
+| Validation           | `valid`               |   125 | Validation set for model selection.                        |
+| Protein-holdout test | `test`                |   148 | Evaluation set constructed from held-out protein clusters. |
+| Glycan-holdout test  | `glycan_holdout_test` |   134 | Evaluation set constructed from held-out glycans.          |
 
 **NOTE**: JSON input files and processed PDB structures are only available in the full dataset release.
 
@@ -56,5 +56,5 @@ metadata/
   splits/
   	train.csv
   	valid.csv
-  	test.csv
+  	protein_holdout_test.csv
   	glycan_holdout_test.csv