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metadata.json

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+{
+  "dataset_name": "SourceData-NEL",
+  "version": "1.0.0",
+  "description": "Named Entity Linking dataset from SourceData with UniProt ground truth",
+  "statistics": {
+    "total_records": 16532,
+    "splits": {
+      "train": {
+        "count": 14880,
+        "file": "data/nel_dataset_role_filtered/train.jsonl"
+      },
+      "val": {
+        "count": 825,
+        "file": "data/nel_dataset_role_filtered/val.jsonl"
+      },
+      "test": {
+        "count": 827,
+        "file": "data/nel_dataset_role_filtered/test.jsonl"
+      }
+    }
+  },
+  "splits": {
+    "train": 0.9,
+    "val": 0.05,
+    "test": 0.05
+  },
+  "schema": {
+    "pmid": "PubMed ID",
+    "doi": "Digital Object Identifier",
+    "title": "Paper title",
+    "abstract": "Paper abstract",
+    "year": "Publication year",
+    "fig_label": "Figure label (e.g., 'Figure 1')",
+    "caption": "Figure caption text",
+    "fig_href": "Figure URL",
+    "entities": "List of gene/protein entities mentioned in caption",
+    "entities[].text": "Entity mention text",
+    "entities[].type": "Entity type (geneprod for NER compatibility)",
+    "entities[].original_type": "Original type from SourceData (gene or protein)",
+    "entities[].role": "Biological role",
+    "entities[].ext_tax_names": "Organism taxonomy name",
+    "entities[].ext_tax_ids": "Taxonomy IDs",
+    "entities[].uniprot_ids": "Ground truth UniProt accessions (list, empty if unmapped)",
+    "entities[].ncbi_gene_id": "NCBI Gene ID (if original_type=gene)",
+    "entities[].mapping_source": "Source of UniProt ID (direct/ncbi_gene/unmapped)",
+    "entities[].mapping_status": "Mapping status (mapped/unmapped)"
+  }
+}