evaluate: Performance Evaluation of Survival Path Model

In SurvivalPath: Construction and Visualization of Survival Path Tree using Time-Series Survival Data

Performance Evaluation of Survival Path Model

Description

According to the survival path, using Harrell's concordance index C-index to evaluate the discriminative ability of the survival path in each specified time slice for prognosis.

Usage

evaluate(
survivalpath,
minnodesize
)

Arguments

survivalpath	The output of the survivalpath() function
minnodesize	The minimal sample size of specific node for inclusion of performance evaluation.

Details

For patients in each specific time slice, the class of survival path is regarded as a factor when computing the C-index value.

Value

The evaluate function returns an object, which includes timeslice, Indexofmodes and Cindex

timeslice	time slice for which performance is evaluated.
Indexofnodes	Nodes that is used for performance evaluation in the specified time slice.
Cindex	Harrell's concordance index (C-index) value for specified time slices.

SurvivalPath documentation built on July 4, 2022, 1:05 a.m.