Overlapping Line Chart for Accelerometer Data. Code base$-$ This is a sample Python script.

# Press to search everywhere for classes, files, tool windows,

actions, and settings.

def analyze$\_$data$()$:

# Use a breakpoint in the code line below to debug your

script.

import pandas as pd

import numpy as np

import matplotlib.pyplot as plt

# $($Step $1)$ Selecting the one data for further data analysis.

Give the path & file name below.

affected$\_$filename $=...$

affected$\_$df $=$ pd$.$read$\_$csv$($affected$\_$filename, skiprows$=10)$

acc$\_$x $=$ np$.$array$($affected$\_$df$[\text{'}$Accelerometer X$\text{'}])$

acc$\_$y $=$ np$.$array$($affected$\_$df$[\text{'}$Accelerometer Y$\text{'}])$

acc$\_$z $=$ np$.$array$($affected$\_$df$[\text{'}$Accelerometer Z$\text{'}])$

acc$\_$mag $=$ np$.$sqrt$($acc$\_$x $*$ acc$\_$x $+$ acc$\_$y $*$ acc$\_$y $+$ acc$\_$z $*$

acc$\_$z$)-1$

plt$.$plot$($range$($len$($acc$\_$mag$)),$ acc$\_$mag$)$

plt$.$show$()$

# $($Step $3)$ Identifying the data for sedentary behavior $($i$.$e$.,$

sleeping$).$

# If you identify the beginning index of the sedentary

behavior, the ending index will be automatically done.

# If you select the beginning index too loosely, the

subsequent sedentary$\_$data may include active behavior.

# So$,$ be careful.

start$\_$index $=...$

end$\_$index $=$ start$\_$index $+$ int$(0\mathrm{.}500$e$6)$

sedentary$\_$range $=$ range$($start$\_$index, end$\_$index$)$

sedentary$\_$data $=$ acc$\_$mag$[$sedentary$\_$range$]$

plt$.$plot$($range$($len$($sedentary$\_$data$)),$ sedentary$\_$data$)$

plt$.$show$()$

# $($Step $5)$ Computing beta

# Computing mu

mu $=...$

# Computing std

sigma $=...$

# Then, computing beta, using mu and std

beta $=...$

# $($Step $6)$ Computing M$3$ for the data

# You can apply beta to identify the data of active behavior.

active$\_$data $=...$

M$3=$ len$($active$\_$data$)/$len$($acc$\_$mag$)$

# Press the green button in the gutter to run the script.

if $\_\_$name$\_\_==\text{'}\_\_$main$\_\_\text{'}$:

analyze$\_$data$().$ The $...$ should be filled. Dataset is already chosen. Thank you. Also how to figure out starting index?