Add evaluation results on the samsum config and test split of samsum

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

@sasha

, using the predictions stored [here](https://huggingface.co./datasets/autoevaluate/autoeval-eval-samsum-samsum-52efcb-93192145785).\
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

@@ -1,12 +1,54 @@
 ---
 language: en
+license: apache-2.0
 tags:
 - summarization
-license: apache-2.0
 datasets:
 - cnn_dailymail
 - xsum
 thumbnail: https://huggingface.co/front/thumbnails/distilbart_medium.png
+model-index:
+- name: sshleifer/distilbart-cnn-12-6
+  results:
+  - task:
+      type: summarization
+      name: Summarization
+    dataset:
+      name: samsum
+      type: samsum
+      config: samsum
+      split: test
+    metrics:
+    - type: rouge
+      value: 29.1424
+      name: ROUGE-1
+      verified: true
+      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiOGFlMzY0OTJmOGU3ZTMyM2IwNmYxZjQwMDZiMzZmN2YwNmRkM2VmOTRmYzZjNmNhZjhjNTMxMjExMTUxNTEwOSIsInZlcnNpb24iOjF9.V-HAE31Uq09ebIHK43uC2XCaPJCRHF7BhIMY5fwYITijp_kKxFCCmlNWp1vwwBOhq-6Mu9N1WfasLgWuoZCXCA
+    - type: rouge
+      value: 10.2812
+      name: ROUGE-2
+      verified: true
+      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiMzU5NTZmZjI0OTA5N2EyNTU1NjI2YTk1YTczN2M2ZjMwZTMxNGNkOGNiMzk0Njc0MzAzZGIwYzIzZGY1OWYwYyIsInZlcnNpb24iOjF9.XR0a42MvfG3D4Zdth74UBSARMIxhnLNntWOoh-JAJ3fIuGDNF6sn2Nfpy_Gu4wsq3dCcCrhgjROLQuwiFT4MBg
+    - type: rouge
+      value: 21.8105
+      name: ROUGE-L
+      verified: true
+      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiM2EzNzNiYzcxMjIzMDgxMmFkYTAxNjFlMDgyYzg5OTU3NGM1YjkwZjZmNTRhYjA2YmI5ODU1OWM4OWFlYjk1ZCIsInZlcnNpb24iOjF9.okc2azHN0tKAeTMd88UxuLoNQk1oJFa1mu9lJ9tt7GHZiMHXrV6Mbr_7hVq1t6XctWnQsqa6OS5GeCxpYRqiAA
+    - type: rouge
+      value: 26.9236
+      name: ROUGE-LSUM
+      verified: true
+      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiMmU4ZjVlM2NkNzhlMjg4Nzg4MGI3YTMzNjJjYjM1N2ZhZmQyYzEzZGU0ZjUzZWRjMjdkNDcyMjE3YmE1NTQyNiIsInZlcnNpb24iOjF9.A3jPSOgtSvTfB1mkXjL-lKCREWu5vEovEVfFpK_nIj6bSmCkr80mvTDxT5k1Pz9QSo1hw-3bu_68GFx1b98_Cg
+    - type: loss
+      value: 3.155787706375122
+      name: loss
+      verified: true
+      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiZTIwNjU0ZTZhZmE5NDBmN2ViNTFjYjI2NmJjN2UxZjdmZDlkNjlkNWUzZDI5MzQ0NTAwOWNhMWEzZTdhYmRkYSIsInZlcnNpb24iOjF9.Uq9A9C0oks9ryKPlde3vRUFf1cqsPY6jLsYxnuf5WE4vvtwMmzFgh9nrCLvQJr5pDBcEyoC4r5ES4LChVV7yDw
+    - type: gen_len
+      value: 69.6838
+      name: gen_len
+      verified: true
+      verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiN2UwOTVmYjcxZTBmMGUxNGZjNzE4ZTYxYmY2ZTczMTU2ZWI1ZjU1MWEwNDNhODJjOWVkMGU1NTRiZjY0NGQ5MCIsInZlcnNpb24iOjF9.aIoYZIk_fI5URZ86zIgNdFQKq0pBnTQSGi3-RnNvqTu8ZDjKkJTrt7pJxT6a3l0wGmxni4SaeS9n74NvrQwlBA
 ---
 
 ### Usage