Fall Detector - Read data

fall_detector_read_data.py

import pandas as pd

def read_data():
    accelerometer_data = pd.read_csv('./data/Accelerometer.csv',header=0, names=['time','seconds_elapsed','z_acc','y_acc','x_acc'])
    gyro_data = pd.read_csv('./data/Gyroscope.csv',header=0, names=['time','seconds_elapsed','z_gyro','y_gyro','x_gyro'])
    gravity_data = pd.read_csv('./data/Gravity.csv',header=0, names=['time','seconds_elapsed','z_gravity','y_gravity','x_gravity'])

    # drop columns that are common in all 3 dataframes and keep only the ones from the accelerometer dataframe
    gyro_data = gyro_data.drop(['time','seconds_elapsed'],axis=1)
    gravity_data = gravity_data.drop(['time','seconds_elapsed'],axis=1)

    # concatenate readings from all sensors to a single dataframe
    data = pd.concat([accelerometer_data,gyro_data,gravity_data],axis=1)
    return data