{
  "id": 178093,
  "title": "Same Kernel produces multiple LB Scores on submission. Any ideas why?",
  "url": "/competitions/landmark-recognition-2020/discussion/178093",
  "author_name": "",
  "post_date": "2020-08-28T15:18:15.185359900Z",
  "votes": 6,
  "comment_count": 2,
  "views": 0,
  "content": "<p>I tried submitting the same kernel, but it produces a different LB score each time on submission. Any ideas on this?</p>\n<p>Thank you.</p>",
  "messages": [
    {
      "id": "989142",
      "postDate": "08/28/2020 15:18:15",
      "content": "<p>I tried submitting the same kernel, but it produces a different LB score each time on submission. Any ideas on this?</p>\n<p>Thank you.</p>",
      "rawMarkdown": "I tried submitting the same kernel, but it produces a different LB score each time on submission. Any ideas on this?\n\nThank you.",
      "votes": null
    },
    {
      "id": "989188",
      "postDate": "08/28/2020 15:39:11",
      "content": "<p>Make sure if you are using randomness within your submission that you set a seed. If you are using the baseline submission, they utilize a library for RANSAC called pydegensac, this uses a random seed that can not be set in python so your submission will have slight variation after rerunning a kernel based on the output that this library helps you produce. </p>",
      "rawMarkdown": "Make sure if you are using randomness within your submission that you set a seed. If you are using the baseline submission, they utilize a library for RANSAC called pydegensac, this uses a random seed that can not be set in python so your submission will have slight variation after rerunning a kernel based on the output that this library helps you produce.",
      "votes": null
    },
    {
      "id": "989193",
      "postDate": "08/28/2020 15:50:26",
      "content": "<p>Thank you!</p>",
      "rawMarkdown": "Thank you!",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 989188,
      "author_name": "proselotis",
      "author_url": "",
      "post_date": "08/28/2020 15:39:11",
      "content": "<p>Make sure if you are using randomness within your submission that you set a seed. If you are using the baseline submission, they utilize a library for RANSAC called pydegensac, this uses a random seed that can not be set in python so your submission will have slight variation after rerunning a kernel based on the output that this library helps you produce. </p>",
      "votes": null,
      "replies": [
        {
          "id": 989193,
          "author_name": "jagadish13",
          "author_url": "",
          "post_date": "08/28/2020 15:50:26",
          "content": "<p>Thank you!</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "989142": "I tried submitting the same kernel, but it produces a different LB score each time on submission. Any ideas on this?\n\nThank you.",
    "989188": "Make sure if you are using randomness within your submission that you set a seed. If you are using the baseline submission, they utilize a library for RANSAC called pydegensac, this uses a random seed that can not be set in python so your submission will have slight variation after rerunning a kernel based on the output that this library helps you produce.",
    "989193": "Thank you!"
  },
  "source": "meta"
}