{
  "id": 535292,
  "title": "Question about the number of unique ids in the hidden test dataset",
  "url": "/competitions/child-mind-institute-problematic-internet-use/discussion/535292",
  "author_name": "HideBu",
  "post_date": "2024-09-21T09:00:12.778000",
  "votes": 6,
  "comment_count": 0,
  "views": 0,
  "content": "<p>Hi, <a href=\"https://www.kaggle.com/mylesoneill\" target=\"_blank\">@mylesoneill</a> <br>\nThank you for launching such an interesting competition.</p>\n<p>I have briefly reviewed the competition data and have a question.</p>\n<p>[Question]<br>\nHow many unique IDs are there in the hidden dataset?</p>\n<p>In the data explanation tab, there are about 5,000 samples, and about 3,800 unique IDs in train.csv. Therefore, I estimate there are around 1,200 unique IDs in the hidden test dataset.</p>\n<p>However, the data explanation tab states that \"The full test set comprises about 3,800 instances.\"<br>\nDoes this mean that the number of unique IDs in the hidden test dataset is also 3,800?</p>\n<p>I would appreciate it if you could clarify this.</p>\n<p><a href=\"https://www.kaggle.com/competitions/child-mind-institute-problematic-internet-use/data\" target=\"_blank\">https://www.kaggle.com/competitions/child-mind-institute-problematic-internet-use/data</a></p>",
  "messages": [
    {
      "id": 2994663,
      "postDate": "2024-09-21T09:00:12.780Z",
      "content": "<p>Hi, <a href=\"https://www.kaggle.com/mylesoneill\" target=\"_blank\">@mylesoneill</a> <br>\nThank you for launching such an interesting competition.</p>\n<p>I have briefly reviewed the competition data and have a question.</p>\n<p>[Question]<br>\nHow many unique IDs are there in the hidden dataset?</p>\n<p>In the data explanation tab, there are about 5,000 samples, and about 3,800 unique IDs in train.csv. Therefore, I estimate there are around 1,200 unique IDs in the hidden test dataset.</p>\n<p>However, the data explanation tab states that \"The full test set comprises about 3,800 instances.\"<br>\nDoes this mean that the number of unique IDs in the hidden test dataset is also 3,800?</p>\n<p>I would appreciate it if you could clarify this.</p>\n<p><a href=\"https://www.kaggle.com/competitions/child-mind-institute-problematic-internet-use/data\" target=\"_blank\">https://www.kaggle.com/competitions/child-mind-institute-problematic-internet-use/data</a></p>",
      "rawMarkdown": "Hi, @mylesoneill \nThank you for launching such an interesting competition.\n\nI have briefly reviewed the competition data and have a question.\n\n[Question]\nHow many unique IDs are there in the hidden dataset?\n\nIn the data explanation tab, there are about 5,000 samples, and about 3,800 unique IDs in train.csv. Therefore, I estimate there are around 1,200 unique IDs in the hidden test dataset.\n\nHowever, the data explanation tab states that \"The full test set comprises about 3,800 instances.\"\nDoes this mean that the number of unique IDs in the hidden test dataset is also 3,800?\n\nI would appreciate it if you could clarify this.\n\nhttps://www.kaggle.com/competitions/child-mind-institute-problematic-internet-use/data\n",
      "votes": 6
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "2994663": "Hi, @mylesoneill \nThank you for launching such an interesting competition.\n\nI have briefly reviewed the competition data and have a question.\n\n[Question]\nHow many unique IDs are there in the hidden dataset?\n\nIn the data explanation tab, there are about 5,000 samples, and about 3,800 unique IDs in train.csv. Therefore, I estimate there are around 1,200 unique IDs in the hidden test dataset.\n\nHowever, the data explanation tab states that \"The full test set comprises about 3,800 instances.\"\nDoes this mean that the number of unique IDs in the hidden test dataset is also 3,800?\n\nI would appreciate it if you could clarify this.\n\nhttps://www.kaggle.com/competitions/child-mind-institute-problematic-internet-use/data\n"
  }
}