Add evaluation results on samsum dataset

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Your model has been evaluated on the [samsum](https://huggingface.co/datasets/samsum) dataset by

@ikadebi

, using the predictions stored [here](https://huggingface.co/datasets/autoevaluate/autoeval-staging-eval-project-samsum-0c672345-10275361).\
Accept this pull request to see the results displayed on the [Hub leaderboard](https://huggingface.co/spaces/autoevaluate/leaderboards?dataset=samsum).\
Evaluate your model on more datasets [here](https://huggingface.co/spaces/autoevaluate/model-evaluator?dataset=samsum).

README.md

@@ -2,6 +2,42 @@
 language: en
 tags:
 - summarization
+model-index:
+- name: google/pegasus-large
+  results:
+  - task:
+      type: summarization
+      name: Summarization
+    dataset:
+      name: samsum
+      type: samsum
+      config: samsum
+      split: train
+    metrics:
+    - name: ROUGE-1
+      type: rouge
+      value: 27.0341
+      verified: true
+    - name: ROUGE-2
+      type: rouge
+      value: 6.7652
+      verified: true
+    - name: ROUGE-L
+      type: rouge
+      value: 20.9029
+      verified: true
+    - name: ROUGE-LSUM
+      type: rouge
+      value: 23.1062
+      verified: true
+    - name: loss
+      type: loss
+      value: 3.5116350650787354
+      verified: true
+    - name: gen_len
+      type: gen_len
+      value: 44.3714
+      verified: true
 ---
 
 ### Pegasus Models