{
  "id": 479874,
  "title": "Need a clearer definition of num_groupN",
  "url": "/competitions/home-credit-credit-risk-model-stability/discussion/479874",
  "author_name": "",
  "post_date": "2024-02-26T08:53:08.174093800Z",
  "votes": 1,
  "comment_count": 2,
  "views": 0,
  "content": "<p>I've looked at a few of the num_groupN topics and still can't clearly understand .<br>\nDoes each case_id represent a person?</p>\n<p>I was very confused by the organizer's response to the num_groupN under these three topics, especially in 475373 。<br>\n<code>Then num_group1=0 implies that it is the sex is of the person who applied for the loan, next num_group1=1 is for the first person mentioned on the application form, num_group1=2 is for second and so on</code></p>\n<p>This sentence looks like saying that a case_id is a form of  different applicants in this form, num_group1=0 is the person who filled out the form, and num_group1=1 is another person on the form。</p>\n<p>(I prefer this.)But in 476763 and 475548，case_id is the same person, num_groupN&gt;0 is history, and num_groupN=0 is the record of the current application.If that's right ,maybe the description of num_groupN in the data description is better to clear what is history and what is the current , rather than <code>When num_groupN=0 it is the applicant (the person who applied for a loan)</code>.</p>\n<p>or num_groupN are different meanings in different files? if that, I'll be more confused.</p>\n<p>Is my understanding correct?</p>\n<p><a href=\"https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475373\" target=\"_blank\">https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475373</a><br>\n<a href=\"https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/476763\" target=\"_blank\">https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/476763</a><br>\n<a href=\"https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475548\" target=\"_blank\">https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475548</a></p>",
  "messages": [
    {
      "id": "2669393",
      "postDate": "02/26/2024 08:53:08",
      "content": "<p>I've looked at a few of the num_groupN topics and still can't clearly understand .<br>\nDoes each case_id represent a person?</p>\n<p>I was very confused by the organizer's response to the num_groupN under these three topics, especially in 475373 。<br>\n<code>Then num_group1=0 implies that it is the sex is of the person who applied for the loan, next num_group1=1 is for the first person mentioned on the application form, num_group1=2 is for second and so on</code></p>\n<p>This sentence looks like saying that a case_id is a form of  different applicants in this form, num_group1=0 is the person who filled out the form, and num_group1=1 is another person on the form。</p>\n<p>(I prefer this.)But in 476763 and 475548，case_id is the same person, num_groupN&gt;0 is history, and num_groupN=0 is the record of the current application.If that's right ,maybe the description of num_groupN in the data description is better to clear what is history and what is the current , rather than <code>When num_groupN=0 it is the applicant (the person who applied for a loan)</code>.</p>\n<p>or num_groupN are different meanings in different files? if that, I'll be more confused.</p>\n<p>Is my understanding correct?</p>\n<p><a href=\"https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475373\" target=\"_blank\">https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475373</a><br>\n<a href=\"https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/476763\" target=\"_blank\">https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/476763</a><br>\n<a href=\"https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475548\" target=\"_blank\">https://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475548</a></p>",
      "rawMarkdown": "I've looked at a few of the num_groupN topics and still can't clearly understand .\nDoes each case_id represent a person?\n\nI was very confused by the organizer's response to the num_groupN under these three topics, especially in 475373 。\n`Then num_group1=0 implies that it is the sex is of the person who applied for the loan, next num_group1=1 is for the first person mentioned on the application form, num_group1=2 is for second and so on`\n\nThis sentence looks like saying that a case_id is a form of  different applicants in this form, num_group1=0 is the person who filled out the form, and num_group1=1 is another person on the form。\n\n(I prefer this.)But in 476763 and 475548，case_id is the same person, num_groupN>0 is history, and num_groupN=0 is the record of the current application.If that's right ,maybe the description of num_groupN in the data description is better to clear what is history and what is the current , rather than `When num_groupN=0 it is the applicant (the person who applied for a loan)`.\n\nor num_groupN are different meanings in different files? if that, I'll be more confused.\n\nIs my understanding correct?\n\nhttps://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475373\nhttps://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/476763\nhttps://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475548",
      "votes": null
    },
    {
      "id": "2669489",
      "postDate": "02/26/2024 09:42:48",
      "content": "<p>Hi Cooperation,</p>\n<blockquote>\n  <p>Does each case_id represent a person?</p>\n</blockquote>\n<p>case_id represent loan application. Loan application is from person (client/applicant) at a certain time. It means we can say case_id represent a person, in that case we can have multiple case_id from 1 person (in case of multiple applications at different times). Case_id as application is more precise representation.</p>\n<p>Regarding meaning of num_group1=0: it depends on context and meaning/definition of given attribute. In case where attribute represent person (as in first example), then =0 means client. In other examples attributes represent previous applications. </p>",
      "rawMarkdown": "Hi Cooperation,\n\n>Does each case_id represent a person?\n\ncase_id represent loan application. Loan application is from person (client/applicant) at a certain time. It means we can say case_id represent a person, in that case we can have multiple case_id from 1 person (in case of multiple applications at different times). Case_id as application is more precise representation.\n\nRegarding meaning of num_group1=0: it depends on context and meaning/definition of given attribute. In case where attribute represent person (as in first example), then =0 means client. In other examples attributes represent previous applications.",
      "votes": null
    },
    {
      "id": "2670597",
      "postDate": "02/27/2024 01:13:59",
      "content": "<p>Thanks for your reply.</p>",
      "rawMarkdown": "Thanks for your reply.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 2669489,
      "author_name": "tomasjeline2",
      "author_url": "",
      "post_date": "02/26/2024 09:42:48",
      "content": "<p>Hi Cooperation,</p>\n<blockquote>\n  <p>Does each case_id represent a person?</p>\n</blockquote>\n<p>case_id represent loan application. Loan application is from person (client/applicant) at a certain time. It means we can say case_id represent a person, in that case we can have multiple case_id from 1 person (in case of multiple applications at different times). Case_id as application is more precise representation.</p>\n<p>Regarding meaning of num_group1=0: it depends on context and meaning/definition of given attribute. In case where attribute represent person (as in first example), then =0 means client. In other examples attributes represent previous applications. </p>",
      "votes": null,
      "replies": [
        {
          "id": 2670597,
          "author_name": "cooperation",
          "author_url": "",
          "post_date": "02/27/2024 01:13:59",
          "content": "<p>Thanks for your reply.</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "2669393": "I've looked at a few of the num_groupN topics and still can't clearly understand .\nDoes each case_id represent a person?\n\nI was very confused by the organizer's response to the num_groupN under these three topics, especially in 475373 。\n`Then num_group1=0 implies that it is the sex is of the person who applied for the loan, next num_group1=1 is for the first person mentioned on the application form, num_group1=2 is for second and so on`\n\nThis sentence looks like saying that a case_id is a form of  different applicants in this form, num_group1=0 is the person who filled out the form, and num_group1=1 is another person on the form。\n\n(I prefer this.)But in 476763 and 475548，case_id is the same person, num_groupN>0 is history, and num_groupN=0 is the record of the current application.If that's right ,maybe the description of num_groupN in the data description is better to clear what is history and what is the current , rather than `When num_groupN=0 it is the applicant (the person who applied for a loan)`.\n\nor num_groupN are different meanings in different files? if that, I'll be more confused.\n\nIs my understanding correct?\n\nhttps://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475373\nhttps://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/476763\nhttps://www.kaggle.com/competitions/home-credit-credit-risk-model-stability/discussion/475548",
    "2669489": "Hi Cooperation,\n\n>Does each case_id represent a person?\n\ncase_id represent loan application. Loan application is from person (client/applicant) at a certain time. It means we can say case_id represent a person, in that case we can have multiple case_id from 1 person (in case of multiple applications at different times). Case_id as application is more precise representation.\n\nRegarding meaning of num_group1=0: it depends on context and meaning/definition of given attribute. In case where attribute represent person (as in first example), then =0 means client. In other examples attributes represent previous applications.",
    "2670597": "Thanks for your reply."
  },
  "source": "meta"
}