{
  "id": 427892,
  "title": "Very small test data ?",
  "url": "/competitions/rsna-2023-abdominal-trauma-detection/discussion/427892",
  "author_name": "A7_H",
  "post_date": "2023-07-30T07:08:57.330000",
  "votes": 1,
  "comment_count": 7,
  "views": 0,
  "content": "<p>I want to know why we have a really small test data, and why do we have only one single slice for each patient?</p>",
  "messages": [
    {
      "id": 2367248,
      "postDate": "2023-07-31T12:57:49.727Z",
      "content": "<p>The actual test set is indeed used at submission time; however, it would be nice to have a visible test set with the characteristics of the data on which the model will be evaluated. Here, we need to assume that the proper test set will have similarities with the training set, not the provided one.</p>",
      "rawMarkdown": "The actual test set is indeed used at submission time; however, it would be nice to have a visible test set with the characteristics of the data on which the model will be evaluated. Here, we need to assume that the proper test set will have similarities with the training set, not the provided one.",
      "votes": 1,
      "replies": [
        {
          "id": 2371091,
          "postDate": "2023-08-02T21:21:44.417Z",
          "content": "<p>Can someone confirm that the test set can contain several series per patient, each with dozens of CT scans? </p>",
          "rawMarkdown": "Can someone confirm that the test set can contain several series per patient, each with dozens of CT scans? ",
          "replies": [
            {
              "id": 2371098,
              "postDate": "2023-08-02T21:37:39.030Z",
              "content": "<p>I can confirm that the test set has similar characteristics as the training set.</p>",
              "rawMarkdown": "I can confirm that the test set has similar characteristics as the training set.",
              "votes": 3
            }
          ]
        }
      ]
    },
    {
      "id": 2365353,
      "postDate": "2023-07-30T07:08:57.330Z",
      "content": "<p>I want to know why we have a really small test data, and why do we have only one single slice for each patient?</p>",
      "rawMarkdown": "I want to know why we have a really small test data, and why do we have only one single slice for each patient?",
      "votes": 1
    },
    {
      "id": 2366058,
      "postDate": "2023-07-30T17:31:10.317Z",
      "content": "<p>The test data will be replaced with the real test data at submission time. We don't get to see the real test data.</p>",
      "rawMarkdown": "The test data will be replaced with the real test data at submission time. We don't get to see the real test data.",
      "votes": 2,
      "replies": [
        {
          "id": 2366528,
          "postDate": "2023-07-31T04:11:36.633Z",
          "content": "<p>Hi, thank you for your guidance.</p>",
          "rawMarkdown": "Hi, thank you for your guidance."
        },
        {
          "id": 2367554,
          "postDate": "2023-07-31T16:17:59.240Z",
          "content": "<p><a href=\"https://www.kaggle.com/davidbroberts\" target=\"_blank\">@davidbroberts</a> is correct.</p>",
          "rawMarkdown": "@davidbroberts is correct."
        }
      ]
    },
    {
      "id": 2393189,
      "postDate": "2023-08-16T07:14:03.343Z",
      "content": "<p>Hello, competition host. We have noticed that the current test set consists of single DICOM (dcm) files, while the training set contains multiple DICOM files. This has led us to design our models to accommodate the 2D CT data in the test set, making it challenging to leverage the 3D CT data. Could you please clarify if the test set will be changed to 3D CT data in the later stages of the competition?</p>",
      "rawMarkdown": "Hello, competition host. We have noticed that the current test set consists of single DICOM (dcm) files, while the training set contains multiple DICOM files. This has led us to design our models to accommodate the 2D CT data in the test set, making it challenging to leverage the 3D CT data. Could you please clarify if the test set will be changed to 3D CT data in the later stages of the competition?"
    }
  ],
  "comments": [
    {
      "id": 2367248,
      "author_name": "CASFRANCO",
      "author_url": "",
      "post_date": "2023-07-31T12:57:49.727000",
      "content": "<p>The actual test set is indeed used at submission time; however, it would be nice to have a visible test set with the characteristics of the data on which the model will be evaluated. Here, we need to assume that the proper test set will have similarities with the training set, not the provided one.</p>",
      "votes": 1,
      "replies": [
        {
          "id": 2371091,
          "author_name": "Ed Izaguirre",
          "author_url": "",
          "post_date": "2023-08-02T21:21:44.417000",
          "content": "<p>Can someone confirm that the test set can contain several series per patient, each with dozens of CT scans? </p>",
          "votes": 0,
          "replies": [
            {
              "id": 2371098,
              "author_name": "JeffRudie",
              "author_url": "",
              "post_date": "2023-08-02T21:37:39.030000",
              "content": "<p>I can confirm that the test set has similar characteristics as the training set.</p>",
              "votes": 3,
              "replies": []
            }
          ]
        }
      ]
    },
    {
      "id": 2366058,
      "author_name": "David Roberts",
      "author_url": "",
      "post_date": "2023-07-30T17:31:10.317000",
      "content": "<p>The test data will be replaced with the real test data at submission time. We don't get to see the real test data.</p>",
      "votes": 2,
      "replies": [
        {
          "id": 2366528,
          "author_name": "A7_H",
          "author_url": "",
          "post_date": "2023-07-31T04:11:36.633000",
          "content": "<p>Hi, thank you for your guidance.</p>",
          "votes": 0,
          "replies": []
        },
        {
          "id": 2367554,
          "author_name": "Sohier Dane",
          "author_url": "",
          "post_date": "2023-07-31T16:17:59.240000",
          "content": "<p><a href=\"https://www.kaggle.com/davidbroberts\" target=\"_blank\">@davidbroberts</a> is correct.</p>",
          "votes": 0,
          "replies": []
        }
      ]
    },
    {
      "id": 2393189,
      "author_name": "wuxiaolongg",
      "author_url": "",
      "post_date": "2023-08-16T07:14:03.343000",
      "content": "<p>Hello, competition host. We have noticed that the current test set consists of single DICOM (dcm) files, while the training set contains multiple DICOM files. This has led us to design our models to accommodate the 2D CT data in the test set, making it challenging to leverage the 3D CT data. Could you please clarify if the test set will be changed to 3D CT data in the later stages of the competition?</p>",
      "votes": 0,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "2367248": "The actual test set is indeed used at submission time; however, it would be nice to have a visible test set with the characteristics of the data on which the model will be evaluated. Here, we need to assume that the proper test set will have similarities with the training set, not the provided one.",
    "2365353": "I want to know why we have a really small test data, and why do we have only one single slice for each patient?",
    "2366058": "The test data will be replaced with the real test data at submission time. We don't get to see the real test data.",
    "2393189": "Hello, competition host. We have noticed that the current test set consists of single DICOM (dcm) files, while the training set contains multiple DICOM files. This has led us to design our models to accommodate the 2D CT data in the test set, making it challenging to leverage the 3D CT data. Could you please clarify if the test set will be changed to 3D CT data in the later stages of the competition?"
  }
}