{
  "id": 582978,
  "title": "Sensor placement on arm",
  "url": "/competitions/cmi-detect-behavior-with-sensor-data/discussion/582978",
  "author_name": "Michael Van Hulle",
  "post_date": "2025-06-04T02:21:56.343000",
  "votes": 0,
  "comment_count": 0,
  "views": 0,
  "content": "<p>I have a question about how this sensor was strapped to the users arm.  In the study was there a standard way of strapping the sensor the users arm?  The picture on the description page shows the sensor on the right arm.  Was the sensor placed on the left arm with a different orientation?</p>\n<p>Each TOF sensor is essentially a camera.  If the TOF5 and TOF3 sensors are on different sides of the user, then those cameras will see things differently.  The TOF2 and TOF4 sensors will also see things differently depending on how the sensor was placed on the users arm.</p>",
  "messages": [
    {
      "id": 3216700,
      "postDate": "2025-06-04T02:21:56.343Z",
      "content": "<p>I have a question about how this sensor was strapped to the users arm.  In the study was there a standard way of strapping the sensor the users arm?  The picture on the description page shows the sensor on the right arm.  Was the sensor placed on the left arm with a different orientation?</p>\n<p>Each TOF sensor is essentially a camera.  If the TOF5 and TOF3 sensors are on different sides of the user, then those cameras will see things differently.  The TOF2 and TOF4 sensors will also see things differently depending on how the sensor was placed on the users arm.</p>",
      "rawMarkdown": "I have a question about how this sensor was strapped to the users arm.  In the study was there a standard way of strapping the sensor the users arm?  The picture on the description page shows the sensor on the right arm.  Was the sensor placed on the left arm with a different orientation?\n\nEach TOF sensor is essentially a camera.  If the TOF5 and TOF3 sensors are on different sides of the user, then those cameras will see things differently.  The TOF2 and TOF4 sensors will also see things differently depending on how the sensor was placed on the users arm."
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "3216700": "I have a question about how this sensor was strapped to the users arm.  In the study was there a standard way of strapping the sensor the users arm?  The picture on the description page shows the sensor on the right arm.  Was the sensor placed on the left arm with a different orientation?\n\nEach TOF sensor is essentially a camera.  If the TOF5 and TOF3 sensors are on different sides of the user, then those cameras will see things differently.  The TOF2 and TOF4 sensors will also see things differently depending on how the sensor was placed on the users arm."
  }
}