read.manually.introduced {Comp2ROC} | R Documentation |
Read data manually introduced
Description
This function allows to read the testing data.
Usage
read.manually.introduced(dat, modality1, testdirection1, modality2,
testdirection2, status1, related = TRUE, status2 = NULL)
Arguments
dat |
Dataframe of data to anlyse |
modality1 |
Name of the column of dataframe that represents the first modality |
testdirection1 |
Indicates the direction of the test for modality 1. If |
modality2 |
Name of the column of dataframe that represents the second modality |
testdirection2 |
Indicates the direction of the test for modality 2. If |
status1 |
Name of the column of dataframe that represents the Status 1 |
related |
Boolean parameter that represents if the two modalities are related or not |
status2 |
Name of the column of dataframe that represents the Status 2 |
Details
By default, the related parameter is set to TRUE
. In this case the status2
is not necessary (by default set to (NULL)
, because in related modalities the status is the same.
Otherwise, if related is set to FALSE
, its necessary to indicate the name of status2
column.
In the data must be listed first all values of the distribution of negative cases (0), followed by the positive ones (1).
Value
This functions returns a list with the following data:
sim1.ind |
Vector with the data for Curve 1 |
sim2.ind |
Vector with the data for Curve 2 |
sim1.sta |
Vector with the status for Curve 1 |
sim2.sta |
Vector with the status for Curve 2 |
Examples
data(zhang)
moda1 = "modality1"
moda2 = "modality2"
data = read.manually.introduced(zhang, moda1, TRUE, moda2, TRUE, "status", TRUE)