Add evaluation results on the kmfoda--booksum config and test split of kmfoda/booksum

Beep boop, I am a bot from Hugging Face's automatic model evaluator 👋!\
Your model has been evaluated on the kmfoda--booksum config and test split of the [kmfoda/booksum](https://huggingface.co/datasets/kmfoda/booksum) dataset by

@pszemraj

, using the predictions stored [here](https://huggingface.co/datasets/autoevaluate/autoeval-eval-kmfoda__booksum-kmfoda__booksum-373400-1514054915).\
Accept this pull request to see the results displayed on the [Hub leaderboard](https://huggingface.co/spaces/autoevaluate/leaderboards?dataset=kmfoda/booksum).\
Evaluate your model on more datasets [here](https://huggingface.co/spaces/autoevaluate/model-evaluator?dataset=kmfoda/booksum).

README.md

@@ -49,6 +49,39 @@ model-index:
       type: gen_len
       value: 57.1966
       verified: true
+  - task:
+      type: summarization
+      name: Summarization
+    dataset:
+      name: kmfoda/booksum
+      type: kmfoda/booksum
+      config: kmfoda--booksum
+      split: test
+    metrics:
+    - name: ROUGE-1
+      type: rouge
+      value: 35.9884
+      verified: true
+    - name: ROUGE-2
+      type: rouge
+      value: 6.0596
+      verified: true
+    - name: ROUGE-L
+      type: rouge
+      value: 16.1419
+      verified: true
+    - name: ROUGE-LSUM
+      type: rouge
+      value: 32.9992
+      verified: true
+    - name: loss
+      type: loss
+      value: 2.9468588829040527
+      verified: true
+    - name: gen_len
+      type: gen_len
+      value: 298.2593
+      verified: true
 ---