{
  "id": 148418,
  "title": "Scaling Bounding Boxes for Rapid Cutting of High Res Images",
  "url": "/competitions/prostate-cancer-grade-assessment/discussion/148418",
  "author_name": "Zac Dannelly",
  "post_date": "2020-05-04T10:52:14.470000",
  "votes": 4,
  "comment_count": 0,
  "views": 0,
  "content": "<p>I made an initial notebook, <a href=\"https://www.kaggle.com/dannellyz/panda-tissue-detection-size-optimization-70\">Tissue Detection and Size Optimization ~70% Shrink</a>,  that sought to cut down the images by detecting tissue contours and then cropping the image to the enclosing bounding boxes. When trying this on the high resolution images it was way to computationally and time intensive so I made a new pipeline that scales the bounding boxes from smaller images to larger ones. I also changed a few of the other pre-processing steps and came up with a new much faster pipeline that works in great speed even on the larger images. </p>\n\n<h3><a href=\"https://www.kaggle.com/dannellyz/tissue-detect-scaling-bounding-boxes-4xfaster\">Tissue Detect: Scaling Bounding Boxes=4xFaster</a></h3>\n\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-user-content/o/inbox%2F1342122%2F81d64bfcfdb3bdf6409675d654247766%2Fpipeline.001.jpeg?generation=1588589470298615&amp;alt=media\" alt=\"\"></p>",
  "messages": [
    {
      "id": 832673,
      "postDate": "2020-05-04T10:52:14.470Z",
      "content": "<p>I made an initial notebook, <a href=\"https://www.kaggle.com/dannellyz/panda-tissue-detection-size-optimization-70\">Tissue Detection and Size Optimization ~70% Shrink</a>,  that sought to cut down the images by detecting tissue contours and then cropping the image to the enclosing bounding boxes. When trying this on the high resolution images it was way to computationally and time intensive so I made a new pipeline that scales the bounding boxes from smaller images to larger ones. I also changed a few of the other pre-processing steps and came up with a new much faster pipeline that works in great speed even on the larger images. </p>\n\n<h3><a href=\"https://www.kaggle.com/dannellyz/tissue-detect-scaling-bounding-boxes-4xfaster\">Tissue Detect: Scaling Bounding Boxes=4xFaster</a></h3>\n\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-user-content/o/inbox%2F1342122%2F81d64bfcfdb3bdf6409675d654247766%2Fpipeline.001.jpeg?generation=1588589470298615&amp;alt=media\" alt=\"\"></p>",
      "rawMarkdown": "I made an initial notebook, [Tissue Detection and Size Optimization ~70% Shrink](https://www.kaggle.com/dannellyz/panda-tissue-detection-size-optimization-70),  that sought to cut down the images by detecting tissue contours and then cropping the image to the enclosing bounding boxes. When trying this on the high resolution images it was way to computationally and time intensive so I made a new pipeline that scales the bounding boxes from smaller images to larger ones. I also changed a few of the other pre-processing steps and came up with a new much faster pipeline that works in great speed even on the larger images. \n\n### [Tissue Detect: Scaling Bounding Boxes=4xFaster](https://www.kaggle.com/dannellyz/tissue-detect-scaling-bounding-boxes-4xfaster)\n\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-user-content/o/inbox%2F1342122%2F81d64bfcfdb3bdf6409675d654247766%2Fpipeline.001.jpeg?generation=1588589470298615&amp;alt=media)\n",
      "votes": 4
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "832673": "I made an initial notebook, [Tissue Detection and Size Optimization ~70% Shrink](https://www.kaggle.com/dannellyz/panda-tissue-detection-size-optimization-70),  that sought to cut down the images by detecting tissue contours and then cropping the image to the enclosing bounding boxes. When trying this on the high resolution images it was way to computationally and time intensive so I made a new pipeline that scales the bounding boxes from smaller images to larger ones. I also changed a few of the other pre-processing steps and came up with a new much faster pipeline that works in great speed even on the larger images. \n\n### [Tissue Detect: Scaling Bounding Boxes=4xFaster](https://www.kaggle.com/dannellyz/tissue-detect-scaling-bounding-boxes-4xfaster)\n\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-user-content/o/inbox%2F1342122%2F81d64bfcfdb3bdf6409675d654247766%2Fpipeline.001.jpeg?generation=1588589470298615&amp;alt=media)\n"
  }
}