Calculate 8-hour moving average

function to calculate Ozone 8-hour moving average for a data.frame

Usage

ma8h(data, time = "date", var, verbose = TRUE, ...)

Arguments

data: data.frame with time column and variable columns to be processed
time: name of the time column (default is date) in POSIXct
var: name of the columns to be calculated
verbose: display additional information
...: parameters passed to hourly

Value

data.frame

Examples

model_file <- paste(system.file("extdata", package = "eva3dm"),
                                "/model_o3_ugm3_36km.Rds", sep="")
model      <- readRDS(model_file)
model_8h   <- ma8h(model)
#> processing hourly data ... 
#> processing 8-hour moving avarage ... 
plot(model$date,model$Campinas, pch = 19,
     main = expression(O[3]~~'['*mu*g*m^-3*']'))
points(model_8h$date,model_8h$Campinas, col = 'blue', pch = 19)
legend('topleft',bty = 'n',
       pch = 19,
       legend = c('hourly','8h-mov average'),
       col = c('black','blue'))