{
  "id": 475016,
  "title": "Duplicate columns definitions inside static_cb_0",
  "url": "/competitions/home-credit-credit-risk-model-stability/discussion/475016",
  "author_name": "",
  "post_date": "2024-02-06T20:44:08.748409400Z",
  "votes": 5,
  "comment_count": 2,
  "views": 0,
  "content": "<p>Hi everyone, inside the <code>static_cb_0</code> (and some other tables, but i have not checked them all) i see some columns that have the same meaning, according to the <code>feature_definitions.csv</code> file. For example, here i insert an example where there are two group of columns with the same meaning, that are:</p>\n<ul>\n<li><code>assignmentdate_238D</code> and <code>assignmentdate_4527235D</code> (there is also<code>assignmentdate_4955616D</code> that can be the same)</li>\n<li><code>dateofbirth_337D</code> and <code>dateofbirth_342D</code></li>\n</ul>\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F8945713%2Fbd5572caebdd84832669298f6ae8ff22%2Fstatic_cb_0.png?generation=1707251392794517&amp;alt=media\"></p>\n<p>Do these columns refer to different data, e.g. collected from a different sources (e.g. <code>birthdate_574D</code>) or at different point in time?</p>",
  "messages": [
    {
      "id": "2640341",
      "postDate": "02/06/2024 20:44:08",
      "content": "<p>Hi everyone, inside the <code>static_cb_0</code> (and some other tables, but i have not checked them all) i see some columns that have the same meaning, according to the <code>feature_definitions.csv</code> file. For example, here i insert an example where there are two group of columns with the same meaning, that are:</p>\n<ul>\n<li><code>assignmentdate_238D</code> and <code>assignmentdate_4527235D</code> (there is also<code>assignmentdate_4955616D</code> that can be the same)</li>\n<li><code>dateofbirth_337D</code> and <code>dateofbirth_342D</code></li>\n</ul>\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F8945713%2Fbd5572caebdd84832669298f6ae8ff22%2Fstatic_cb_0.png?generation=1707251392794517&amp;alt=media\"></p>\n<p>Do these columns refer to different data, e.g. collected from a different sources (e.g. <code>birthdate_574D</code>) or at different point in time?</p>",
      "rawMarkdown": "Hi everyone, inside the `static_cb_0` (and some other tables, but i have not checked them all) i see some columns that have the same meaning, according to the `feature_definitions.csv` file. For example, here i insert an example where there are two group of columns with the same meaning, that are:\n- `assignmentdate_238D` and `assignmentdate_4527235D` (there is also`assignmentdate_4955616D` that can be the same)\n- `dateofbirth_337D` and `dateofbirth_342D`\n\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F8945713%2Fbd5572caebdd84832669298f6ae8ff22%2Fstatic_cb_0.png?generation=1707251392794517&alt=media)\n\nDo these columns refer to different data, e.g. collected from a different sources (e.g. `birthdate_574D`) or at different point in time?",
      "votes": null
    },
    {
      "id": "2642537",
      "postDate": "02/08/2024 08:04:45",
      "content": "<p>Hi,<br>\nwe use several data sources, some attributes (like DoB) are provided by many/all of them. Difference in value can be caused by different point in time, quality of data source, or in some cases different definition or formula used for calculation.</p>\n<p>So columns with same definition should have very similar meaning and interpretation, but values might be different.</p>",
      "rawMarkdown": "Hi,\nwe use several data sources, some attributes (like DoB) are provided by many/all of them. Difference in value can be caused by different point in time, quality of data source, or in some cases different definition or formula used for calculation.\n\nSo columns with same definition should have very similar meaning and interpretation, but values might be different.",
      "votes": null
    },
    {
      "id": "2642560",
      "postDate": "02/08/2024 08:50:15",
      "content": "<p>Thank you!</p>",
      "rawMarkdown": "Thank you!",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 2642537,
      "author_name": "tomasjeline2",
      "author_url": "",
      "post_date": "02/08/2024 08:04:45",
      "content": "<p>Hi,<br>\nwe use several data sources, some attributes (like DoB) are provided by many/all of them. Difference in value can be caused by different point in time, quality of data source, or in some cases different definition or formula used for calculation.</p>\n<p>So columns with same definition should have very similar meaning and interpretation, but values might be different.</p>",
      "votes": null,
      "replies": [
        {
          "id": 2642560,
          "author_name": "carlosgaravatti",
          "author_url": "",
          "post_date": "02/08/2024 08:50:15",
          "content": "<p>Thank you!</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "2640341": "Hi everyone, inside the `static_cb_0` (and some other tables, but i have not checked them all) i see some columns that have the same meaning, according to the `feature_definitions.csv` file. For example, here i insert an example where there are two group of columns with the same meaning, that are:\n- `assignmentdate_238D` and `assignmentdate_4527235D` (there is also`assignmentdate_4955616D` that can be the same)\n- `dateofbirth_337D` and `dateofbirth_342D`\n\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F8945713%2Fbd5572caebdd84832669298f6ae8ff22%2Fstatic_cb_0.png?generation=1707251392794517&alt=media)\n\nDo these columns refer to different data, e.g. collected from a different sources (e.g. `birthdate_574D`) or at different point in time?",
    "2642537": "Hi,\nwe use several data sources, some attributes (like DoB) are provided by many/all of them. Difference in value can be caused by different point in time, quality of data source, or in some cases different definition or formula used for calculation.\n\nSo columns with same definition should have very similar meaning and interpretation, but values might be different.",
    "2642560": "Thank you!"
  },
  "source": "meta"
}