{
  "id": 125707,
  "title": "Hourglass Parameters",
  "url": "/competitions/pku-autonomous-driving/discussion/125707",
  "author_name": "",
  "post_date": "2020-01-13T00:46:18.089631200Z",
  "votes": null,
  "comment_count": 4,
  "views": 0,
  "content": "<p>I was wondering if num_stack and num_blocks determine the size of hourglass?</p>\n\n<p>This is what I saw on the github page of Centernet. Does hg_s2_b1 refer to hourglass-52, and hg_s8_b1 refer to hourglass-104? Or something else determine which size the model is. Thanks!</p>\n\n<p>Model   Head    Shoulder    Elbow   Wrist   Hip Knee    Ankle   Mean\nhg_s2_b1 (last) 95.80   94.57   88.12   83.31   86.24   80.88   77.44   86.76\nhg_s2_b1 (best) 95.87   94.68   88.27   83.64   86.29   81.20   77.70   86.95\nhg_s8_b1 (last) 96.79   95.19   90.08   85.32   87.48   84.26   80.73   88.64\nhg_s8_b1 (best) 96.79   95.28   90.27   85.56   87.57   84.3    81.06   88.78</p>",
  "messages": [
    {
      "id": "717274",
      "postDate": "01/13/2020 00:46:18",
      "content": "<p>I was wondering if num_stack and num_blocks determine the size of hourglass?</p>\n\n<p>This is what I saw on the github page of Centernet. Does hg_s2_b1 refer to hourglass-52, and hg_s8_b1 refer to hourglass-104? Or something else determine which size the model is. Thanks!</p>\n\n<p>Model   Head    Shoulder    Elbow   Wrist   Hip Knee    Ankle   Mean\nhg_s2_b1 (last) 95.80   94.57   88.12   83.31   86.24   80.88   77.44   86.76\nhg_s2_b1 (best) 95.87   94.68   88.27   83.64   86.29   81.20   77.70   86.95\nhg_s8_b1 (last) 96.79   95.19   90.08   85.32   87.48   84.26   80.73   88.64\nhg_s8_b1 (best) 96.79   95.28   90.27   85.56   87.57   84.3    81.06   88.78</p>",
      "rawMarkdown": "I was wondering if num_stack and num_blocks determine the size of hourglass?\n\nThis is what I saw on the github page of Centernet. Does hg_s2_b1 refer to hourglass-52, and hg_s8_b1 refer to hourglass-104? Or something else determine which size the model is. Thanks!\n\nModel\tHead\tShoulder\tElbow\tWrist\tHip\tKnee\tAnkle\tMean\nhg_s2_b1 (last)\t95.80\t94.57\t88.12\t83.31\t86.24\t80.88\t77.44\t86.76\nhg_s2_b1 (best)\t95.87\t94.68\t88.27\t83.64\t86.29\t81.20\t77.70\t86.95\nhg_s8_b1 (last)\t96.79\t95.19\t90.08\t85.32\t87.48\t84.26\t80.73\t88.64\nhg_s8_b1 (best)\t96.79\t95.28\t90.27\t85.56\t87.57\t84.3\t81.06\t88.78",
      "votes": null
    },
    {
      "id": "717324",
      "postDate": "01/13/2020 03:12:31",
      "content": "<p>Yes, hourglass is basically unets stacked and I would assume numblocks mean the size of each residual block.</p>",
      "rawMarkdown": "Yes, hourglass is basically unets stacked and I would assume numblocks mean the size of each residual block.",
      "votes": null
    },
    {
      "id": "717382",
      "postDate": "01/13/2020 04:18:13",
      "content": "<p>Thanks!</p>",
      "rawMarkdown": "Thanks!",
      "votes": null
    },
    {
      "id": "717499",
      "postDate": "01/13/2020 07:53:43",
      "content": "<p>Here is a picture of <a href=\"https://www.kaggle.com/c/pku-autonomous-driving/discussion/125736\">hourglass net</a> you might find it helpful.  </p>",
      "rawMarkdown": "Here is a picture of [hourglass net](https://www.kaggle.com/c/pku-autonomous-driving/discussion/125736) you might find it helpful.",
      "votes": null
    },
    {
      "id": "717787",
      "postDate": "01/13/2020 16:09:42",
      "content": "<p>Cool Thanks!</p>",
      "rawMarkdown": "Cool Thanks!",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 717324,
      "author_name": "greatgamedota",
      "author_url": "",
      "post_date": "01/13/2020 03:12:31",
      "content": "<p>Yes, hourglass is basically unets stacked and I would assume numblocks mean the size of each residual block.</p>",
      "votes": null,
      "replies": [
        {
          "id": 717382,
          "author_name": "tonychenxyz",
          "author_url": "",
          "post_date": "01/13/2020 04:18:13",
          "content": "<p>Thanks!</p>",
          "votes": null,
          "replies": []
        }
      ]
    },
    {
      "id": 717499,
      "author_name": "quanchengzhang",
      "author_url": "",
      "post_date": "01/13/2020 07:53:43",
      "content": "<p>Here is a picture of <a href=\"https://www.kaggle.com/c/pku-autonomous-driving/discussion/125736\">hourglass net</a> you might find it helpful.  </p>",
      "votes": null,
      "replies": [
        {
          "id": 717787,
          "author_name": "tonychenxyz",
          "author_url": "",
          "post_date": "01/13/2020 16:09:42",
          "content": "<p>Cool Thanks!</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "717274": "I was wondering if num_stack and num_blocks determine the size of hourglass?\n\nThis is what I saw on the github page of Centernet. Does hg_s2_b1 refer to hourglass-52, and hg_s8_b1 refer to hourglass-104? Or something else determine which size the model is. Thanks!\n\nModel\tHead\tShoulder\tElbow\tWrist\tHip\tKnee\tAnkle\tMean\nhg_s2_b1 (last)\t95.80\t94.57\t88.12\t83.31\t86.24\t80.88\t77.44\t86.76\nhg_s2_b1 (best)\t95.87\t94.68\t88.27\t83.64\t86.29\t81.20\t77.70\t86.95\nhg_s8_b1 (last)\t96.79\t95.19\t90.08\t85.32\t87.48\t84.26\t80.73\t88.64\nhg_s8_b1 (best)\t96.79\t95.28\t90.27\t85.56\t87.57\t84.3\t81.06\t88.78",
    "717324": "Yes, hourglass is basically unets stacked and I would assume numblocks mean the size of each residual block.",
    "717382": "Thanks!",
    "717499": "Here is a picture of [hourglass net](https://www.kaggle.com/c/pku-autonomous-driving/discussion/125736) you might find it helpful.",
    "717787": "Cool Thanks!"
  },
  "source": "meta"
}