Epidemic Volatility Index as an Early-Warning Tool

Documentation for package ‘EVI’ version 0.2.0-0

Austria	Cases of the first 149 days of the Covid-19 pandemic in Austria.
cEVI_fun	Calculation of the convergence Epidemic Volatility Index
deviant	This function produces the Epidemic Volatility Index based output data (beta)
deviant_update	This function is used after first running the deviant function
evi	Calculation of the Epidemic Volatility Index
evi.graphs	This function produces plots of the time series data with the EVI predictions.
evifcut	Sensitivity-Specificity estimation for each cut-off value and rolling window size
evirlap	Combining multiple epidemic volatility indices into a multi-early warning index plot
indic	Issue of an Early Warning
Italy	Cases of the first 149 days of the Covid-19 pandemic in Italy.
medvol	Function that calculates the standard deviation
mova	Function that calculates the moving average of a time series
rollsd	Rolling standard deviation
status	A function that defines the true status based on the case definition