{
  "id": 167499,
  "title": "Which is the best cross validation technique for this problem?",
  "url": "/competitions/osic-pulmonary-fibrosis-progression/discussion/167499",
  "author_name": "",
  "post_date": "2020-07-16T18:10:17.924418300Z",
  "votes": 4,
  "comment_count": 7,
  "views": 0,
  "content": "<ul>\n<li>Should use KFold validation, GroupKFold or other techniques for this problem?</li>\n<li>How to optimally take the no of splits for a particular problem?</li>\n</ul>",
  "messages": [
    {
      "id": "932118",
      "postDate": "07/16/2020 18:10:17",
      "content": "<ul>\n<li>Should use KFold validation, GroupKFold or other techniques for this problem?</li>\n<li>How to optimally take the no of splits for a particular problem?</li>\n</ul>",
      "rawMarkdown": "Should use KFold validation, GroupKFold or other techniques for this problem?\n-  How to optimally take the no of splits for a particular problem?",
      "votes": null
    },
    {
      "id": "933322",
      "postDate": "07/17/2020 16:43:43",
      "content": "<p>I would suggest that you try with the KFold validation technique.</p>",
      "rawMarkdown": "I would suggest that you try with the KFold validation technique.",
      "votes": null
    },
    {
      "id": "933850",
      "postDate": "07/18/2020 04:48:25",
      "content": "<p>I am trying out GroupKFold, with no_of_splits=10</p>",
      "rawMarkdown": "I am trying out GroupKFold, with no_of_splits=10",
      "votes": null
    },
    {
      "id": "933851",
      "postDate": "07/18/2020 04:48:50",
      "content": "<p>Thanks, I will try out KFold with 5 &amp; 10 splits</p>",
      "rawMarkdown": "Thanks, I will try out KFold with 5 &amp; 10 splits",
      "votes": null
    },
    {
      "id": "935886",
      "postDate": "07/19/2020 18:41:04",
      "content": "<p>Why do you recommend this? Is this based on empiric results? (I'm genuinely curious)</p>",
      "rawMarkdown": "Why do you recommend this? Is this based on empiric results? (I'm genuinely curious)",
      "votes": null
    },
    {
      "id": "937937",
      "postDate": "07/21/2020 08:47:40",
      "content": "<p>Actually i'm getting some correlation between cv and lb and i just share my cv strategy.<br>\nHope this can help you.<br>\nHere is the strategy <a href=\"https://www.kaggle.com/c/osic-pulmonary-fibrosis-progression/discussion/168610\" target=\"_blank\">image</a></p>",
      "rawMarkdown": "Actually i'm getting some correlation between cv and lb and i just share my cv strategy.\nHope this can help you.\nHere is the strategy [image](https://www.kaggle.com/c/osic-pulmonary-fibrosis-progression/discussion/168610)",
      "votes": null
    },
    {
      "id": "938417",
      "postDate": "07/21/2020 14:07:20",
      "content": "<p>Your cross-validation approach is very unique. Let me try to implement that approach and see how it fares. </p>\n\n<p>Thanks for sharing <a href=\"/amedprof\">@amedprof</a> </p>",
      "rawMarkdown": "Your cross-validation approach is very unique. Let me try to implement that approach and see how it fares. \n\nThanks for sharing @amedprof",
      "votes": null
    },
    {
      "id": "938607",
      "postDate": "07/21/2020 16:18:34",
      "content": "<p>Yes</p>",
      "rawMarkdown": "Yes",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 937937,
      "author_name": "amedprof",
      "author_url": "",
      "post_date": "07/21/2020 08:47:40",
      "content": "<p>Actually i'm getting some correlation between cv and lb and i just share my cv strategy.<br>\nHope this can help you.<br>\nHere is the strategy <a href=\"https://www.kaggle.com/c/osic-pulmonary-fibrosis-progression/discussion/168610\" target=\"_blank\">image</a></p>",
      "votes": null,
      "replies": [
        {
          "id": 938417,
          "author_name": "kurianbenoy",
          "author_url": "",
          "post_date": "07/21/2020 14:07:20",
          "content": "<p>Your cross-validation approach is very unique. Let me try to implement that approach and see how it fares. </p>\n\n<p>Thanks for sharing <a href=\"/amedprof\">@amedprof</a> </p>",
          "votes": null,
          "replies": []
        }
      ]
    },
    {
      "id": 933322,
      "author_name": "kushagrawadhwa",
      "author_url": "",
      "post_date": "07/17/2020 16:43:43",
      "content": "<p>I would suggest that you try with the KFold validation technique.</p>",
      "votes": null,
      "replies": [
        {
          "id": 933851,
          "author_name": "kurianbenoy",
          "author_url": "",
          "post_date": "07/18/2020 04:48:50",
          "content": "<p>Thanks, I will try out KFold with 5 &amp; 10 splits</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 935886,
          "author_name": "jjinho",
          "author_url": "",
          "post_date": "07/19/2020 18:41:04",
          "content": "<p>Why do you recommend this? Is this based on empiric results? (I'm genuinely curious)</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 938607,
          "author_name": "kushagrawadhwa",
          "author_url": "",
          "post_date": "07/21/2020 16:18:34",
          "content": "<p>Yes</p>",
          "votes": null,
          "replies": []
        }
      ]
    },
    {
      "id": 933850,
      "author_name": "kurianbenoy",
      "author_url": "",
      "post_date": "07/18/2020 04:48:25",
      "content": "<p>I am trying out GroupKFold, with no_of_splits=10</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "932118": "Should use KFold validation, GroupKFold or other techniques for this problem?\n-  How to optimally take the no of splits for a particular problem?",
    "933322": "I would suggest that you try with the KFold validation technique.",
    "933850": "I am trying out GroupKFold, with no_of_splits=10",
    "933851": "Thanks, I will try out KFold with 5 &amp; 10 splits",
    "935886": "Why do you recommend this? Is this based on empiric results? (I'm genuinely curious)",
    "937937": "Actually i'm getting some correlation between cv and lb and i just share my cv strategy.\nHope this can help you.\nHere is the strategy [image](https://www.kaggle.com/c/osic-pulmonary-fibrosis-progression/discussion/168610)",
    "938417": "Your cross-validation approach is very unique. Let me try to implement that approach and see how it fares. \n\nThanks for sharing @amedprof",
    "938607": "Yes"
  },
  "source": "meta"
}