readme: add metrics

README.md

@@ -14,6 +14,31 @@ datasets:
 - gwlms/germeval2014
 language:
 - de
+model-index:
+  - name: SpanMarker with GELECTRA Large on GermEval 2014 NER Dataset by Stefan Schweter (@stefan-it)
+    results:
+      - task:
+          type: token-classification
+          name: Named Entity Recognition
+        dataset:
+          type: gwlms/germeval2014
+          name: GermEval 2014
+          split: test
+          revision: f3647c56803ce67c08ee8d15f4611054c377b226
+        metrics:
+          - type: f1
+            value: 0.8908
+            name: F1
+          - type: precision
+            value: 0.8901
+            name: Precision
+          - type: recall
+            value: 0.8916
+            name: Recall
+metrics:
+  - f1
+  - recall
+  - precision
 ---
 
 # SpanMarker for GermEval 2014 NER