{
  "id": 662460,
  "title": "curve tracing method",
  "url": "/competitions/physionet-ecg-image-digitization/discussion/662460",
  "author_name": "",
  "post_date": "2025-12-13T04:11:18.992537Z",
  "votes": 12,
  "comment_count": 1,
  "views": 0,
  "content": "<p>i am busy with another competition and will come back to PhysioNet SOON!!!\nmeanwhile, actually we can trace the curve! (or trace the gridlines etc)</p>\n<p>This create a dense prediction for opticalflow (i.e. pixelwise) based recification or digitalisation!\nEspecally for overlapping waveforms , tracing can separate them.</p>\n<p>please see my other work:</p>\n<p><a href=\"https://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375753\" target=\"_blank\">https://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375753</a></p>\n<p><a href=\"https://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375726\" target=\"_blank\">https://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375726</a></p>",
  "messages": [
    {
      "id": "3375759",
      "postDate": "12/13/2025 04:11:18",
      "content": "<p>i am busy with another competition and will come back to PhysioNet SOON!!!\nmeanwhile, actually we can trace the curve! (or trace the gridlines etc)</p>\n<p>This create a dense prediction for opticalflow (i.e. pixelwise) based recification or digitalisation!\nEspecally for overlapping waveforms , tracing can separate them.</p>\n<p>please see my other work:</p>\n<p><a href=\"https://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375753\" target=\"_blank\">https://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375753</a></p>\n<p><a href=\"https://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375726\" target=\"_blank\">https://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375726</a></p>",
      "rawMarkdown": "i am busy with another competition and will come back to PhysioNet SOON!!!\nmeanwhile, actually we can trace the curve! (or trace the gridlines etc)\n\nThis create a dense prediction for opticalflow (i.e. pixelwise) based recification or digitalisation!\nEspecally for overlapping waveforms , tracing can separate them.\n \nplease see my other work:\n\nhttps://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375753\n\nhttps://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375726",
      "votes": null
    },
    {
      "id": "3376226",
      "postDate": "12/13/2025 23:38:23",
      "content": "<p>This is a nice idea. An additional constraint that can help in the ECG digitization case is that the ECG is a time series (a function of time), which makes the y-value for each x-value unique (per tracing). Looking forward to your return :)</p>",
      "rawMarkdown": "This is a nice idea. An additional constraint that can help in the ECG digitization case is that the ECG is a time series (a function of time), which makes the y-value for each x-value unique (per tracing). Looking forward to your return :)",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 3376226,
      "author_name": "r2241272",
      "author_url": "",
      "post_date": "12/13/2025 23:38:23",
      "content": "<p>This is a nice idea. An additional constraint that can help in the ECG digitization case is that the ECG is a time series (a function of time), which makes the y-value for each x-value unique (per tracing). Looking forward to your return :)</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "3375759": "i am busy with another competition and will come back to PhysioNet SOON!!!\nmeanwhile, actually we can trace the curve! (or trace the gridlines etc)\n\nThis create a dense prediction for opticalflow (i.e. pixelwise) based recification or digitalisation!\nEspecally for overlapping waveforms , tracing can separate them.\n \nplease see my other work:\n\nhttps://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375753\n\nhttps://www.kaggle.com/competitions/vesuvius-challenge-surface-detection/discussion/651532#3375726",
    "3376226": "This is a nice idea. An additional constraint that can help in the ECG digitization case is that the ECG is a time series (a function of time), which makes the y-value for each x-value unique (per tracing). Looking forward to your return :)"
  },
  "source": "meta"
}