Add evaluation results on cnn_dailymail dataset

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

@gneubig

, using the predictions stored [here](https://huggingface.co/datasets/autoevaluate/autoeval-staging-eval-project-9d6be317-8445136).\
Accept this pull request to see the results displayed on the [Hub leaderboard](https://huggingface.co/spaces/autoevaluate/leaderboards?dataset=cnn_dailymail).\
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README.md

@@ -5,6 +5,42 @@ tags:
 license: apache-2.0
 datasets:
 - cnn_dailymail
+model-index:
+- name: flax-community/t5-base-cnn-dm
+  results:
+  - task:
+      type: summarization
+      name: Summarization
+    dataset:
+      name: cnn_dailymail
+      type: cnn_dailymail
+      config: 3.0.0
+      split: test
+    metrics:
+    - name: ROUGE-1
+      type: rouge
+      value: 24.2906
+      verified: true
+    - name: ROUGE-2
+      type: rouge
+      value: 11.1405
+      verified: true
+    - name: ROUGE-L
+      type: rouge
+      value: 19.8442
+      verified: true
+    - name: ROUGE-LSUM
+      type: rouge
+      value: 22.7556
+      verified: true
+    - name: loss
+      type: loss
+      value: 2.1426470279693604
+      verified: true
+    - name: gen_len
+      type: gen_len
+      value: 18.9993
+      verified: true
 ---
 # Model
 This model is fine-tuned from https://huggingface.co/flax-community/t5-base-openwebtext, fine-tuned on cnn_dailymail.