Code Book This code book summarizes the resulting data fields the data file.
Data Sources:
Original data available at: https://d396qusza40orc.cloudfront.net/getdata%2Fprojectfiles%2FUCI%20HAR%20Dataset.zip
Original description of the dataset available at: http://archive.ics.uci.edu/ml/datasets/Human+Activity+Recognition+Using+Smartphones
Identifiers
subject - The ID of the test subject activity - The type of activity performed when the corresponding measurements were taken Measurements
tBodyAccMeanX; tBodyAccMeanY; tBodyAccMeanZ; tBodyAccStdX; tBodyAccStdY; tBodyAccStdZ; tGravityAccMeanX; tGravityAccMeanY; tGravityAccMeanZ; tGravityAccStdX; tGravityAccStdY; tGravityAccStdZ; tBodyAccJerkMeanX; tBodyAccJerkMeanY; tBodyAccJerkMeanZ; tBodyAccJerkStdX; tBodyAccJerkStdY; tBodyAccJerkStdZ; tBodyGyroMeanX; tBodyGyroMeanY; tBodyGyroMeanZ; tBodyGyroStdX; tBodyGyroStdY; tBodyGyroStdZ; tBodyGyroJerkMeanX; tBodyGyroJerkMeanY; tBodyGyroJerkMeanZ; tBodyGyroJerkStdX; tBodyGyroJerkStdY; tBodyGyroJerkStdZ; tBodyAccMagMean; tBodyAccMagStd; tGravityAccMagMean; tGravityAccMagStd; tBodyAccJerkMagMean; tBodyAccJerkMagStd; tBodyGyroMagMean; tBodyGyroMagStd; tBodyGyroJerkMagMean; tBodyGyroJerkMagStd; fBodyAccMeanX; fBodyAccMeanY; fBodyAccMeanZ; fBodyAccStdX; fBodyAccStdY; fBodyAccStdZ; fBodyAccMeanFreqX; fBodyAccMeanFreqY; fBodyAccMeanFreqZ; fBodyAccJerkMeanX; fBodyAccJerkMeanY; fBodyAccJerkMeanZ; fBodyAccJerkStdX; fBodyAccJerkStdY; fBodyAccJerkStdZ; fBodyAccJerkMeanFreqX; fBodyAccJerkMeanFreqY; fBodyAccJerkMeanFreqZ; fBodyGyroMeanX; fBodyGyroMeanY; fBodyGyroMeanZ; fBodyGyroStdX; fBodyGyroStdY; fBodyGyroStdZ; fBodyGyroMeanFreqX; fBodyGyroMeanFreqY; fBodyGyroMeanFreqZ; fBodyAccMagMean; fBodyAccMagStd; fBodyAccMagMeanFreq; fBodyBodyAccJerkMagMean; fBodyBodyAccJerkMagStd; fBodyBodyAccJerkMagMeanFreq; fBodyBodyGyroMagMean; fBodyBodyGyroMagStd; fBodyBodyGyroMagMeanFreq; fBodyBodyGyroJerkMagMean; fBodyBodyGyroJerkMagStd; fBodyBodyGyroJerkMagMeanFreq; Activity Labels;
WALKING (value 1): subject was walking during the test
WALKING_UPSTAIRS (value 2): subject was walking up a staircase during the test
WALKING_DOWNSTAIRS (value 3): subject was walking down a staircase during the test
SITTING (value 4): subject was sitting during the test
STANDING (value 5): subject was standing during the test
LAYING (value 6): subject was laying down during the test