{
  "id": 667210,
  "title": "Unsuccessful QRS Improvement Attempts",
  "url": "/competitions/physionet-ecg-image-digitization/discussion/667210",
  "author_name": "suguuuuu",
  "post_date": "2026-01-11T16:44:59.586000",
  "votes": 1,
  "comment_count": 0,
  "views": 0,
  "content": "<h2>Issue</h2>\n<p>The QRS upstroke and the processing mask are getting too close to each other.</p>\n<h2>Proposed</h2>\n<p>Predict the upstroke and downstroke in separate channels.\nSkeletonize and then merge/combine them.</p>\n<h2>Problem</h2>\n<p>Sensitive to prediction noise.\n<img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F2930242%2Fc4e6f5d33a7b07623aeca669e3044858%2FClipboard_01-06-2026_01%20(1).jpg?generation=1768149782344507&amp;alt=media\" alt=\"\"></p>",
  "messages": [
    {
      "id": 3389658,
      "postDate": "2026-01-11T16:44:59.587Z",
      "content": "<h2>Issue</h2>\n<p>The QRS upstroke and the processing mask are getting too close to each other.</p>\n<h2>Proposed</h2>\n<p>Predict the upstroke and downstroke in separate channels.\nSkeletonize and then merge/combine them.</p>\n<h2>Problem</h2>\n<p>Sensitive to prediction noise.\n<img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F2930242%2Fc4e6f5d33a7b07623aeca669e3044858%2FClipboard_01-06-2026_01%20(1).jpg?generation=1768149782344507&amp;alt=media\" alt=\"\"></p>",
      "rawMarkdown": "## Issue\nThe QRS upstroke and the processing mask are getting too close to each other.\n\n## Proposed\nPredict the upstroke and downstroke in separate channels.\nSkeletonize and then merge/combine them.\n\n## Problem\nSensitive to prediction noise.\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F2930242%2Fc4e6f5d33a7b07623aeca669e3044858%2FClipboard_01-06-2026_01%20(1).jpg?generation=1768149782344507&alt=media)\n",
      "votes": 1
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "3389658": "## Issue\nThe QRS upstroke and the processing mask are getting too close to each other.\n\n## Proposed\nPredict the upstroke and downstroke in separate channels.\nSkeletonize and then merge/combine them.\n\n## Problem\nSensitive to prediction noise.\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F2930242%2Fc4e6f5d33a7b07623aeca669e3044858%2FClipboard_01-06-2026_01%20(1).jpg?generation=1768149782344507&alt=media)\n"
  }
}