optitrack_motion_capture_system_getting_position_velocity_data
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optitrack_motion_capture_system_getting_position_velocity_data [2017/05/08 23:02] โ hyunheelee | optitrack_motion_capture_system_getting_position_velocity_data [2017/05/09 00:06] โ hyunheelee | ||
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Line 112: | Line 112: | ||
{{ hh_mocap: | {{ hh_mocap: | ||
- | This is the raw data ".BVH" | + | This is the raw data BVH file that exported from " |
You can change this file to " | You can change this file to " | ||
====Acquire velocity data==== | ====Acquire velocity data==== | ||
+ | |||
+ | You can get velocity data by derivative position data.{{ hh_mocap: | ||
+ | |||
+ | or | ||
+ | {{ hh_mocap: | ||
+ | |||
+ | Once you get the x,y,z velocity data, | ||
+ | |||
+ | v = โ((xi)^2) + ((yi)^2) + ((zi)^2) | ||
+ | |||
+ | exploit this equation to get velocity of rigid body. | ||
+ | |||
+ | This is the position profile by exported raw data using " | ||
+ | {{ hh_mocap: | ||
+ | |||
+ | This is the velocity profile by exported raw data using " | ||
+ | {{ hh_mocap: |
optitrack_motion_capture_system_getting_position_velocity_data.txt ยท Last modified: 2017/05/09 16:28 by hyunheelee