Skip to content

Latest commit

 

History

History
142 lines (93 loc) · 3.78 KB

CodeBook.md

File metadata and controls

142 lines (93 loc) · 3.78 KB

Data Dictionary - Human Activity Recognition Using Smartphones Dataset

Note: Some of variables in dataset comes into two flavours - time domain and frequency domain. In this case small letter "t" before variable name means "time domain", small "f" - "frequency domain"

Subject

  • Code number of volunteer taking part in experiment
  • 1..30

Condition

  • Activity performed by person:
  • WALKING
  • WALKING_UPSTAIRS
  • WALKING_DOWNSTAIRS
  • SITTING
  • STANDING
  • LAYING

BodyAccelerationMeanX

  • Mean value of body linear acceleration - axis X

BodyAccelerationMeanY

  • Mean value of body linear acceleration - axis Y

BodyAccelerationMeanZ

  • Mean value of body linear acceleration - axis Z

BodyAccelerationStDevX

  • Standard deviation of body linear acceleration - axis X

BodyAccelerationStDevY

  • Standard deviation of body linear acceleration - axis Y

BodyAccelerationStDevZ

  • Standard deviation of body linear acceleration - axis Z

GravityAccelerationMeanX

  • Mean value of gravity linear acceleration - axis X

GravityAccelerationMeanY

  • Mean value of gravity linear acceleration - axis Y

GravityAccelerationMeanZ

  • Mean value of gravity linear acceleration - axis Z

GravityAccelerationStDevX

  • Standard deviation of gravity linear acceleration - axis X

GravityAccelerationStDevY

  • Standard deviation of gravity linear acceleration - axis Y

GravityAccelerationStDevZ

  • Standard deviation of gravity linear acceleration - axis Z

BodyAccelerationJerkMeanX

  • Mean value of body linear acceleration during jerk - axis X

BodyAccelerationJerkMeanY

  • Mean value of body linear acceleration during jerk - axis Y

BodyAccelerationJerkMeanZ

  • Mean value of body linear acceleration during jerk - axis Z

BodyAccelerationJerkStDevX

  • Standard deviation of body linear acceleration durig jerk - axis X

BodyAccelerationJerkStDevY

  • Standard deviation of body linear acceleration durig jerk - axis Y

BodyAccelerationJerkStDevZ

  • Standard deviation of body linear acceleration durig jerk - axis Z

BodyGyroMeanX

  • Mean value of gravity linear acceleration - axis X

BodyGyroMeanY

  • Mean value of gravity linear acceleration - axis Y

BodyGyroMeanZ

  • Mean value of gravity linear acceleration - axis Z

BodyGyroStDevX

  • Standard deviation of gravity linear acceleration - axis X

BodyGyroStDevY

  • Standard deviation of gravity linear acceleration - axis Y

BodyGyroStDevZ

  • Standard deviation of gravity linear acceleration - axis Z

BodyGyroJerkMeanX

  • Mean value of gravity linear acceleration during jerk - axis X

BodyGyroJerkMeanY

  • Mean value of gravity linear acceleration during jerk - axis Y

BodyGyroJerkMeanZ

  • Mean value of gravity linear acceleration during jerk - axis Z

BodyGyroJerkStDevX

  • Standard deviation of gravity linear acceleration during jerk - axis X

BodyGyroJerkStDevY

  • Standard deviation of gravity linear acceleration during jerk - axis Y

BodyGyroJerkStDevZ

  • Standard deviation of gravity linear acceleration during jerk - axis Z

BodyAccelerationMagnitudeMean

  • Mean velue of body acceleration magnitude

BodyAccelerationMagnitudeStDev

  • Standard deviation of body acceleration magnitude

GravityAccelerationMagnitudeMean

  • Mean velue of gravity acceleration magnitude

GravityAccelerationMagnitudeStDev

  • Standard deviation of gravity acceleration magnitude

BodyAccelerationJerkMagnitudeMean

  • Mean velue of body acceleration magnitude durin jerk

BodyAccelerationJerkMagnitudeStDev

  • Standard deviation of body acceleration magnitude during jerk

BodyGyroMagnitudeMean

  • Mean velue of gravity acceleration magnitude

BodyGyroMagnitudeStDev

  • Standard deviation of gravity acceleration magnitude

BodyGyroJerkMagnitudeMean

  • Mean velue of gravity acceleration magnitude during jerk

BodyGyroJerkMagnitudeStDev

  • Standard deviation of gravity acceleration magnitude during jerk