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Code book for tidy data table features

  • subject: people participating in the experiment, ranging from 1 to 30
  • activities: 6 activies (WALKING, WALKING_UPSTAIRS, WALKING_DOWNSTAIRS, SITTING, STANDING, LAYING)
  • averagemeanbodyaccelerationintimeoverxaxis: Average (over 10299 values) of the mean of the body acceleration in time over X axis. Unit is g.
  • averagemeanbodyaccelerationintimeoveryaxis: Average (over 10299 values) of the mean of the body acceleration in time over Y axis. Unit is g.
  • averagemeanbodyaccelerationintimeoverzaxis: Average (over 10299 values) of the mean of the body acceleration in time over Z axis. Unit is g.
  • averagestanddarddeviationbodyaccelerationintimeoverxaxis: Average (over 10299 values) of the standard deviation of the body acceleration in time over X axis. Unit is g.
  • averagestanddarddeviationbodyaccelerationintimeoveryaxis: Average (over 10299 values) of the standard deviation of the body acceleration in time over Y axis. Unit is g.
  • averagestanddarddeviationbodyaccelerationintimeoverzaxis: Average (over 10299 values) of the standard deviation of the body acceleration in time over Z axis. Unit is g.
  • averagemeangravityaccelerationintimeoverxaxis: Average (over 10299 values) of the mean of the gravity acceleration in time over X axis. Unit is g.
  • averagemeangravityaccelerationintimeoveryaxis: Average (over 10299 values) of the mean of the gravity acceleration in time over Y axis. Unit is g.
  • averagemeangravityaccelerationintimeoverzaxis: Average (over 10299 values) of the mean of the gravity acceleration in time over Z axis. Unit is g.
  • averagestandarddeviationgravityaccelerationintimeoverxaxis: Average (over 10299 values) of the standard deviation of the gravity acceleration in time over X axis. Unit is g.
  • averagestandarddeviationgravityaccelerationintimeoveryaxis: Average (over 10299 values) of the standard deviation of the gravity acceleration in time over Y axis. Unit is g.
  • averagestandarddeviationgravityaccelerationintimeoverzaxis: Average (over 10299 values) of the standard deviation of the gravity acceleration in time over Z axis. Unit is g.
  • averagemeanangularvelocityintimeoverxaxis: Average (over 10299 values) of the mean of the angular velocity in time over X axis. Unit is radians/sec.
  • averagemeanangularvelocityintimeoveryaxis: Average (over 10299 values) of the mean of the angular velocity in time over Y axis. Unit is radians/sec.
  • averagemeanangularvelocityintimeoverzaxis: Average (over 10299 values) of the mean of the angular velocity in time over Z axis. Unit is radians/sec.
  • averagestandarddeviationangularvelocityintimeoverxaxis: Average (over 10299 values) of the standard deviation of the angular velocity in time over X axis. Unit is radians/sec.
  • averagestandarddeviationangularvelocityintimeoveryaxis: Average (over 10299 values) of the standard deviation of the angular velocity in time over Y axis. Unit is radians/sec.
  • averagestandarddeviationangularvelocityintimeoverzaxis: Average (over 10299 values) of the standard deviation of the angular velocity in time over Z axis. Unit is radians/sec.