{
  "id": 109365,
  "title": "Sinogram, k-space and the processing of CT raw data",
  "url": "/competitions/rsna-intracranial-hemorrhage-detection/discussion/109365",
  "author_name": "FelipeKitamura, MD, PhD",
  "post_date": "2019-09-18T17:18:41.127000",
  "votes": 2,
  "comment_count": 1,
  "views": 0,
  "content": "<p>Mea culpa: Don't get me wrong about k-space in this discussion. I know they are part of the Magnetic Resonance image processing, but as we all know, every image has a corresponding k-space.</p>\n\n<p>Now, entering the matter of this post, let me know if you got good results running your model on the corresponding k-space or correponding sinogram of the training set, instead of the original images themselves. </p>\n\n<p>This video graphically explains what a sinogram is: <a href=\"https://www.youtube.com/watch?v=q7Rt_OY_7tU\">https://www.youtube.com/watch?v=q7Rt_OY_7tU</a></p>\n\n<p>This one explains k-space: ArWWb2U\"&gt;https://www.youtube.com/watch?v=tF_ArWWb2U</p>",
  "messages": [
    {
      "id": 629364,
      "postDate": "2019-09-18T17:18:41.127Z",
      "content": "<p>Mea culpa: Don't get me wrong about k-space in this discussion. I know they are part of the Magnetic Resonance image processing, but as we all know, every image has a corresponding k-space.</p>\n\n<p>Now, entering the matter of this post, let me know if you got good results running your model on the corresponding k-space or correponding sinogram of the training set, instead of the original images themselves. </p>\n\n<p>This video graphically explains what a sinogram is: <a href=\"https://www.youtube.com/watch?v=q7Rt_OY_7tU\">https://www.youtube.com/watch?v=q7Rt_OY_7tU</a></p>\n\n<p>This one explains k-space: ArWWb2U\"&gt;https://www.youtube.com/watch?v=tF_ArWWb2U</p>",
      "rawMarkdown": "Mea culpa: Don't get me wrong about k-space in this discussion. I know they are part of the Magnetic Resonance image processing, but as we all know, every image has a corresponding k-space.\n\nNow, entering the matter of this post, let me know if you got good results running your model on the corresponding k-space or correponding sinogram of the training set, instead of the original images themselves. \n\nThis video graphically explains what a sinogram is: https://www.youtube.com/watch?v=q7Rt_OY_7tU\n\nThis one explains k-space: https://www.youtube.com/watch?v=tF__ArWWb2U",
      "votes": 2
    },
    {
      "id": 629434,
      "postDate": "2019-09-18T19:14:28.693Z",
      "content": "<p>I was wondering about CT an k-spaces (only ever heard about them in the MR context), and then realized that I misread the \"mea culpa\". </p>\n\n<p>Interesting idea though, could also be another feature/channel for a pipeline. I might give it a shot at some time :) \nAlso thank you for providing the videos!</p>",
      "rawMarkdown": "I was wondering about CT an k-spaces (only ever heard about them in the MR context), and then realized that I misread the \"mea culpa\". \n\nInteresting idea though, could also be another feature/channel for a pipeline. I might give it a shot at some time :) \nAlso thank you for providing the videos!",
      "votes": 1
    }
  ],
  "comments": [
    {
      "id": 629434,
      "author_name": "srs",
      "author_url": "",
      "post_date": "2019-09-18T19:14:28.693000",
      "content": "<p>I was wondering about CT an k-spaces (only ever heard about them in the MR context), and then realized that I misread the \"mea culpa\". </p>\n\n<p>Interesting idea though, could also be another feature/channel for a pipeline. I might give it a shot at some time :) \nAlso thank you for providing the videos!</p>",
      "votes": 1,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "629364": "Mea culpa: Don't get me wrong about k-space in this discussion. I know they are part of the Magnetic Resonance image processing, but as we all know, every image has a corresponding k-space.\n\nNow, entering the matter of this post, let me know if you got good results running your model on the corresponding k-space or correponding sinogram of the training set, instead of the original images themselves. \n\nThis video graphically explains what a sinogram is: https://www.youtube.com/watch?v=q7Rt_OY_7tU\n\nThis one explains k-space: https://www.youtube.com/watch?v=tF__ArWWb2U",
    "629434": "I was wondering about CT an k-spaces (only ever heard about them in the MR context), and then realized that I misread the \"mea culpa\". \n\nInteresting idea though, could also be another feature/channel for a pipeline. I might give it a shot at some time :) \nAlso thank you for providing the videos!"
  }
}