{
  "id": 108361,
  "title": "CV vs LB discrepancy",
  "url": "/competitions/understanding_cloud_organization/discussion/108361",
  "author_name": "",
  "post_date": "2019-09-11T05:02:37.745638600Z",
  "votes": 1,
  "comment_count": 2,
  "views": 0,
  "content": "<p>I am finding it hard to see a clear correlation in CV and LB. With a 0.2 split I do not see improved CV = improved LB. Are others feeling the same about this?</p>\n\n<p>Also, I saw that a lot of people have very recently saw at least a 0.2 boost in their scores, has your CV improved during this process?</p>",
  "messages": [
    {
      "id": "623571",
      "postDate": "09/11/2019 05:02:37",
      "content": "<p>I am finding it hard to see a clear correlation in CV and LB. With a 0.2 split I do not see improved CV = improved LB. Are others feeling the same about this?</p>\n\n<p>Also, I saw that a lot of people have very recently saw at least a 0.2 boost in their scores, has your CV improved during this process?</p>",
      "rawMarkdown": "I am finding it hard to see a clear correlation in CV and LB. With a 0.2 split I do not see improved CV = improved LB. Are others feeling the same about this?\n\nAlso, I saw that a lot of people have very recently saw at least a 0.2 boost in their scores, has your CV improved during this process?",
      "votes": null
    },
    {
      "id": "623719",
      "postDate": "09/11/2019 08:36:24",
      "content": "<p>Slightly improvement usually means fluctuation to me. If it boosts a lot, e.g., from 0.55 to 0.65, then it's real.</p>",
      "rawMarkdown": "Slightly improvement usually means fluctuation to me. If it boosts a lot, e.g., from 0.55 to 0.65, then it's real.",
      "votes": null
    },
    {
      "id": "624261",
      "postDate": "09/11/2019 21:50:29",
      "content": "<p>Do you have a large score gap in your validation and LB? I'm seeing 0.1~ diff between them so far </p>",
      "rawMarkdown": "Do you have a large score gap in your validation and LB? I'm seeing 0.1~ diff between them so far",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 623719,
      "author_name": "gogo827jz",
      "author_url": "",
      "post_date": "09/11/2019 08:36:24",
      "content": "<p>Slightly improvement usually means fluctuation to me. If it boosts a lot, e.g., from 0.55 to 0.65, then it's real.</p>",
      "votes": null,
      "replies": [
        {
          "id": 624261,
          "author_name": "joonl04",
          "author_url": "",
          "post_date": "09/11/2019 21:50:29",
          "content": "<p>Do you have a large score gap in your validation and LB? I'm seeing 0.1~ diff between them so far </p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "623571": "I am finding it hard to see a clear correlation in CV and LB. With a 0.2 split I do not see improved CV = improved LB. Are others feeling the same about this?\n\nAlso, I saw that a lot of people have very recently saw at least a 0.2 boost in their scores, has your CV improved during this process?",
    "623719": "Slightly improvement usually means fluctuation to me. If it boosts a lot, e.g., from 0.55 to 0.65, then it's real.",
    "624261": "Do you have a large score gap in your validation and LB? I'm seeing 0.1~ diff between them so far"
  },
  "source": "meta"
}