{
  "id": 311788,
  "title": "How is private LB calculated?",
  "url": "/competitions/happy-whale-and-dolphin/discussion/311788",
  "author_name": "",
  "post_date": "2022-03-08T19:53:04.721474800Z",
  "votes": 1,
  "comment_count": 2,
  "views": 0,
  "content": "<p>As I see there are many cropped images created from the bounding box both from train and public test data, but we dont have any private data. So if we train and get the public LB from these cropped images, how can they calculate private LB from these results when we do not have cropped private images?</p>",
  "messages": [
    {
      "id": "1716258",
      "postDate": "03/08/2022 19:53:04",
      "content": "<p>As I see there are many cropped images created from the bounding box both from train and public test data, but we dont have any private data. So if we train and get the public LB from these cropped images, how can they calculate private LB from these results when we do not have cropped private images?</p>",
      "rawMarkdown": "As I see there are many cropped images created from the bounding box both from train and public test data, but we dont have any private data. So if we train and get the public LB from these cropped images, how can they calculate private LB from these results when we do not have cropped private images?",
      "votes": null
    },
    {
      "id": "1716407",
      "postDate": "03/09/2022 01:42:44",
      "content": "<p>As i know, we have all the test images.</p>",
      "rawMarkdown": "As i know, we have all the test images.",
      "votes": null
    },
    {
      "id": "1716427",
      "postDate": "03/09/2022 02:28:13",
      "content": "<p>We have all the test images. The public LB is calculated only using 24% of the test images that we have, so the other 76% is available to us but its score isn't shown to us. </p>",
      "rawMarkdown": "We have all the test images. The public LB is calculated only using 24% of the test images that we have, so the other 76% is available to us but its score isn't shown to us.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 1716407,
      "author_name": "jimmysmith1009",
      "author_url": "",
      "post_date": "03/09/2022 01:42:44",
      "content": "<p>As i know, we have all the test images.</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 1716427,
      "author_name": "vexxingbanana",
      "author_url": "",
      "post_date": "03/09/2022 02:28:13",
      "content": "<p>We have all the test images. The public LB is calculated only using 24% of the test images that we have, so the other 76% is available to us but its score isn't shown to us. </p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "1716258": "As I see there are many cropped images created from the bounding box both from train and public test data, but we dont have any private data. So if we train and get the public LB from these cropped images, how can they calculate private LB from these results when we do not have cropped private images?",
    "1716407": "As i know, we have all the test images.",
    "1716427": "We have all the test images. The public LB is calculated only using 24% of the test images that we have, so the other 76% is available to us but its score isn't shown to us."
  },
  "source": "meta"
}