{
  "id": 411397,
  "title": "AccV, AccML, and AccAP in different files has different units",
  "url": "/competitions/tlvmc-parkinsons-freezing-gait-prediction/discussion/411397",
  "author_name": "RogerOcean",
  "post_date": "2023-05-19T02:32:33.242000",
  "votes": 2,
  "comment_count": 0,
  "views": 0,
  "content": "<p>according to:</p>\n<blockquote>\n  <p>AccV, AccML, and AccAP Acceleration from a lower-back sensor on three axes: V - vertical, ML - mediolateral, AP - anteroposterior. Data is in units of m/s^2 for tdcsfog/ and g for defog/ and notype/.</p>\n</blockquote>\n<p>m/s^2 and g are two different units, but they can be converted. 1 g is equal to the standard acceleration of gravity g0 (9.80665 m/s^2).</p>\n<p>Therefore, to convert an acceleration value from m/s^2 to g, simply divide the value by g0:</p>\n<p>a[g] = a[m/s^2] / g0</p>\n<p>Similarly, to convert an acceleration value from g to m/s^2, simply multiply the value by g0:</p>\n<p>a[m/s^2] = a[g] * g0</p>\n<p>Here, g0 has a numerical value of 9.80665 m/s^2.</p>",
  "messages": [
    {
      "id": 2265136,
      "postDate": "2023-05-19T02:32:33.243Z",
      "content": "<p>according to:</p>\n<blockquote>\n  <p>AccV, AccML, and AccAP Acceleration from a lower-back sensor on three axes: V - vertical, ML - mediolateral, AP - anteroposterior. Data is in units of m/s^2 for tdcsfog/ and g for defog/ and notype/.</p>\n</blockquote>\n<p>m/s^2 and g are two different units, but they can be converted. 1 g is equal to the standard acceleration of gravity g0 (9.80665 m/s^2).</p>\n<p>Therefore, to convert an acceleration value from m/s^2 to g, simply divide the value by g0:</p>\n<p>a[g] = a[m/s^2] / g0</p>\n<p>Similarly, to convert an acceleration value from g to m/s^2, simply multiply the value by g0:</p>\n<p>a[m/s^2] = a[g] * g0</p>\n<p>Here, g0 has a numerical value of 9.80665 m/s^2.</p>",
      "rawMarkdown": "according to:\n> AccV, AccML, and AccAP Acceleration from a lower-back sensor on three axes: V - vertical, ML - mediolateral, AP - anteroposterior. Data is in units of m/s^2 for tdcsfog/ and g for defog/ and notype/.\n\n\nm/s^2 and g are two different units, but they can be converted. 1 g is equal to the standard acceleration of gravity g0 (9.80665 m/s^2).\n\nTherefore, to convert an acceleration value from m/s^2 to g, simply divide the value by g0:\n\na[g] = a[m/s^2] / g0\n\nSimilarly, to convert an acceleration value from g to m/s^2, simply multiply the value by g0:\n\na[m/s^2] = a[g] * g0\n\nHere, g0 has a numerical value of 9.80665 m/s^2.\n",
      "votes": 2
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "2265136": "according to:\n> AccV, AccML, and AccAP Acceleration from a lower-back sensor on three axes: V - vertical, ML - mediolateral, AP - anteroposterior. Data is in units of m/s^2 for tdcsfog/ and g for defog/ and notype/.\n\n\nm/s^2 and g are two different units, but they can be converted. 1 g is equal to the standard acceleration of gravity g0 (9.80665 m/s^2).\n\nTherefore, to convert an acceleration value from m/s^2 to g, simply divide the value by g0:\n\na[g] = a[m/s^2] / g0\n\nSimilarly, to convert an acceleration value from g to m/s^2, simply multiply the value by g0:\n\na[m/s^2] = a[g] * g0\n\nHere, g0 has a numerical value of 9.80665 m/s^2.\n"
  }
}