#CodeBook for tidy dataset The dataset was obtained from here. The original full description of the dataset can be found here.
Variable name and their descriptions
Variable name
-
subject - describes the activity ID of that particular activity.
-
activity - states the name of the activity Range is from 1 to 30. Activity Labels-
| Activity | Label |
|---|---|
| WALKING | 1 |
| WALKING_UPSTAIRS | 2 |
| WALKING_DOWNSTAIRS | 3 |
| SITTING | 4 |
| STANDING | 5 |
| LAYING | 6 |
These signals were used to estimate variables of the feature vector for each pattern.'-XYZ' is used to denote 3-axial signals in the X, Y and Z directions.
- tbodyaccmeanx- numeric field depicting mean time signal body accleration on x-axis
- tbodyaccmeany- numeric field depicting mean time signal body accleration on y-axis
- tbodyaccmeanz- numeric field depicting mean time signal body accleration on z-axis
- tgravityaccmeanx- numeric field depicting mean time signal gravity accleration on x-axis
- tgravityaccmeany- numeric field depicting mean time signal gravity accleration on y-axis
- tgravityaccmeanz- numeric field depicting mean time signal gravity accleration on z-axis
- tbodyaccjerkmeanx- numeric field depicting mean time signal body accleration jerk on x-axis
- tbodyaccjerkmeany- numeric field depicting mean time signal body accleration jerk on y-axis
- tbodyaccjerkmeanz- numeric field depicting mean time signal body accleration jerk on z-axis
- tbodygyromeanx- numeric field depicting mean time signal angular velocity on x-axis
- tbodygyromeany- numeric field depicting mean time signal angular velocity on y-axis
- tbodygyromeanz- numeric field depicting mean time signal angular velocity on z-axis
- tbodygyrojerkmeanx- numeric field depicting mean time signal angular velocity jerk on x-axis
- tbodygyrojerkmeany- numeric field depicting mean time signal angular velocity jerk on y-axis
- tbodygyrojerkmeanz- numeric field depicting mean time signal angular velocity jerk on z-axis
- tbodyaccmagmean- numeric field depicting mean magnitude of time signal body accleration
- tgravityaccmagmean- numeric field depicting mean magnitude of time signal gravity accleration
- tbodyaccjerkmagmean- numeric field depicting mean magnitude of time signal body accleration jerk
- tbodygyromagmean- numeric field depicting mean magnitude of time signal angular velocity
- tbodygyrojerkmagmean- numeric field depicting mean magnitude of time signal angular velocity jerk
- fbodyaccmeanx- numeric field depicting mean frequecy domain signal body accleration on x-axis
- fbodyaccmeany- numeric field depicting mean frequecy domain signal body accleration on y-axis
- fbodyaccmeanz- numeric field depicting mean frequecy domain signal body accleration on z-axis
- fbodyaccjerkmeanx- numeric field depicting mean frequecy domain signal body accleration jerk on x-axis
- fbodyaccjerkmeany- numeric field depicting mean frequecy domain signal body accleration jerk on y-axis
- fbodyaccjerkmeanz- numeric field depicting mean frequecy domain signal body accleration jerk on z-axis
- fbodygyromeanx- numeric field depicting mean frequecy domain signal angular velocity on x-axis
- fbodygyromeany- numeric field depicting mean frequecy domain signal angular velocity on y-axis
- fbodygyromeanz- numeric field depicting mean frequecy domain signal angular velocity on z-axis
- fbodyaccmagmean- numeric field depicting mean magnitude of frequecy domain signal body accleration
- fbodyaccjerkmagmean- numeric field depicting mean magnitude of frequecy domain signal body accleration jerk
- fbodygyromagmean- numeric field depicting mean magnitude of frequecy domain signal angular velocity
- fbodygyrojerkmagmean- numeric field depicting mean magnitude of frequecy domain signal angular velocity jerk
- tbodyaccstdx- numeric field depicting standard deviation time signal body accleration on x-axis
- tbodyaccstdy- numeric field depicting standard deviation time signal body accleration on y-axis
- tbodyaccstdz- numeric field depicting standard deviation time signal body accleration on z-axis
- tgravityaccstdx- numeric field depicting standard deviation time signal gravity accleration on x-axis
- tgravityaccstdy- numeric field depicting standard deviation time signal gravity accleration on y-axis
- tgravityaccstdz- numeric field depicting standard deviation time signal gravity accleration on z-axis
- tbodyaccjerkstdx- numeric field depicting standard deviation time signal body accleration jerk on x-axis
- tbodyaccjerkstdy- numeric field depicting standard deviation time signal body accleration jerk on y-axis
- tbodyaccjerkstdz- numeric field depicting standard deviation time signal body accleration jerk on z-axis
- tbodygyrostdx- numeric field depicting standard deviation time signal angular velocity on x-axis
- tbodygyrostdy- numeric field depicting standard deviation time signal angular velocity on y-axis
- tbodygyrostdz- numeric field depicting standard deviation time signal angular velocity on z-axis
- tbodygyrojerkstdx- numeric field depicting standard deviation time signal angular velocity jerk on x-axis
- tbodygyrojerkstdy- numeric field depicting standard deviation time signal angular velocity jerk on y-axis
- tbodygyrojerkstdz- numeric field depicting standard deviation time signal angular velocity jerk on z-axis
- tbodyaccmagstd- numeric field depicting standard deviation magnitude of time signal body accleration
- tgravityaccmagstd- numeric field depicting standard deviation magnitude of time signal gravity accleration
- tbodyaccjerkmagstd- numeric field depicting standard deviation magnitude of time signal body accleration jerk
- tbodygyromagstd- numeric field depicting standard deviation magnitude of time signal angular velocity
- tbodygyrojerkmagstd- numeric field depicting standard deviation magnitude of time signal angular velocity jerk
- fbodyaccstdx- numeric field depicting standard deviation frequecy domain signal body accleration on x-axis 57.fbodyaccstdy- numeric field depicting standard deviation frequecy domain signal body accleration on y-axis
- fbodyaccstdz- numeric field depicting standard deviation frequecy domain signal body accleration on z-axis
- fbodyaccjerkstdx- numeric field depicting standard deviation frequecy domain signal body accleration on x-axis 60.fbodyaccjerkstdy- numeric field depicting standard deviation frequecy domain signal body accleration on y-axis
- fbodyaccjerkstdz- numeric field depicting standard deviation frequecy domain signal body accleration on z-axis
- fbodygyrostdx- numeric field depicting standard deviation frequecy domain signal angular velocity on x-axis
- fbodygyrostdy- numeric field depicting standard deviation frequecy domain signal angular velocity on y-axis
- fbodygyrostdz- numeric field depicting standard deviation frequecy domain signal angular velocity on z-axis
- fbodyaccmagstd- numeric field depicting standard deviation magnitude of frequecy domain signal body accleration
- fbodyaccjerkmagstd- numeric field depicting standard deviation magnitude of frequecy domain signal body accleration
- fbodygyromagstd- numeric field depicting standard deviation magnitude of frequecy domain signal angular velocity
- fbodygyrojerkmagstd- numeric field depicting standard deviation magnitude of frequecy domain signal angular velocity