Nothing
G2IL <- function( X, Xhat, threshold, beta, alpha = 0, rule = ">", ... ) {
hold <- binarizer( X = X, Xhat = Xhat, threshold = threshold, rule = rule, value = "owin" )
Z <- hold[[ 1 ]]
Zhat <- hold[[ 2 ]]
G <- Gbeta( X = Z, Xhat = Zhat, beta = beta, alpha = alpha, ... )
IA <- as.matrix( Z ) == 1
IB <- as.matrix( Zhat ) == 1
nA <- sum( IA )
nB <- sum( IB )
nAB <- sum( IA & IB )
N <- prod( dim( X ) )
if( nA > 0 & nB > 0 ) {
tmp <- qqplot( c( X[ IA ] ), c( X[ IB ] ), plot.it = FALSE )
mae <- mean( abs( tmp$x - tmp$y ), na.rm = TRUE )
rmse <- sqrt( mean( ( tmp$x - tmp$y )^2, na.rm = TRUE ) )
} else if( nA == nB ) mae <- rmse <- 0
else if( nA > 0 ) mae <- rmse <- max( abs( X ), na.rm = TRUE )
else if( nB > 0 ) mae <- rmse <- max( abs( Xhat ), na.rm = TRUE )
out <- ubalancer( ( nA + nB - 2 * nAB ) * ( 1 + mae ), alpha = alpha, beta = beta )
a <- attributes( G )
nomen <- names( a$components )
comps <- c( a$components, rmse )
names( comps ) <- c( nomen, "RMSE (sorted)" )
attr( out, "components" ) <- comps
attr( out, "beta" ) <- beta
attr( out, "alpha" ) <- alpha
attr( out, "threshold" ) <- c( threshold, rule )
attr( out, "data.name" ) <- c( deparse( substitute( X ) ), deparse( substitute( Xhat ) ) )
# attr( out, "weights" ) <- c( w, 1 - w )
class( out ) <- "G2IL"
return( out )
} # end of 'GbetaIL' function.
print.G2IL <- function( x, ... ) {
a <- attributes( x )
cat( "Observation (A) = ", a$data.name[ 1 ], "\n" )
cat( "Model (B) = ", a$data.name[ 2 ], "\n" )
cat( "Threshold and rule: ")
cat( as.character( a$rule ), a$threshold, "\n" )
if( a$alpha != 0 ) cat( "alpha = ", a$alpha, "\n" )
cat( "beta = ", attributes( x )$beta, "\n" )
cat( "G2betaIL(A,B) = ", c( x ), "\n" )
cat( "\n\n", "Component parts and asymmetric Gbeta:\n\n" )
print( a$components )
invisible(a)
} # end of 'print.GbetaIL' function.
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