AgroR (version 1.3.6)

aacp: Utils: Area under the curve

Description

Performs the calculation of the area under the progress curve. Initially created for the plant disease area, whose name is "area under the disease progress curve", it can be adapted to various areas of agrarian science.

Usage

aacp(data)

Value

Returns a vector with the area values under the curve

Arguments

data

Data.frame containing evaluations in columns. Column names must be numeric and not dates or characters

Author

Gabriel Danilo Shimizu,

References

Campbell, C. L., and Madden, L. V. (1990). Introduction to plant disease epidemiology. John Wiley and Sons.

See Also

transf, sketch

Examples

#=======================================
# Using the simulate1 dataset
#=======================================
data("simulate1")

# Converting to readable format for function
dados=cbind(simulate1[simulate1$tempo==1,3],
            simulate1[simulate1$tempo==2,3],
            simulate1[simulate1$tempo==3,3],
            simulate1[simulate1$tempo==4,3],
            simulate1[simulate1$tempo==5,3],
            simulate1[simulate1$tempo==6,3])
colnames(dados)=c(1,2,3,4,5,6)
dados

# Creating the treatment vector
resp=aacp(dados)
trat=simulate1$trat[simulate1$tempo==1]

# Analyzing by DIC function
DIC(trat,resp)