Nothing
# ==============================================================================
# S4 plot function for mi object
# ==============================================================================
setMethod( "plot", signature( x = "mi", y="ANY" ),
function(x, y, ...) {
plot.mi(x, y, ...)
}
)
plot.mi <- function ( x, y, m = 1, vrb = NULL, vrb.name = "Variable Score",
gray.scale = FALSE, mfrow=c(1, 3), ... )
{
if (m(x) < m) {
stop(message = paste("Index of imputation 'm' must be within the range of 1 to", m(x)))
}
else{
mids <- imp(x, m)
# if(x@preprocess){
# x@data <- mi.preprocess(x@data, info=x@mi.info)$data
# }z
Y <- as.data.frame(x@data[ , names(mids)])
names(Y) <- names(mids)
par(mfrow = mfrow)
for(i in 1:dim(Y)[2]){
par( ask = TRUE )
old.par <- par(no.readonly = TRUE)
par(mar=c(3,3,3,1), mgp=c(1.5,.25,0), tcl=-0.2)
if(!is.null(mids[[i]])) {
plot(x = mids[[i]], y = Y[ ,names(mids)[i]], main = names(Y)[i], gray.scale=gray.scale)
}
}
}
par(old.par)
}
# ==============================================================================
# S4 plot function for mi.method object
# ==============================================================================
setMethod( "plot", signature( x = "mi.method", y ="ANY"),
function( x, y, main = deparse( substitute( y ) ), gray.scale = FALSE, ...){
fit <- fitted( x )
res <- residuals( x, y=y )
sigma <- sigma.hat( x )
vrb.obs <- y
vrb.imp <- imputed( x, y )
fit.imp <- x@model$startY
res.imp <- fit.imp - fit[is.na(y)]
mi.hist(x, vrb.obs, xlab=main, main = main, gray.scale = gray.scale )
#residual.plot( fit, res, sigma, main = main, gray.scale = gray.scale)
#points(fit.imp, res.imp, col = ifelse(gray.scale, "black", "red"), pch=19, cex=0.5)
binnedplot ( fit[ !is.na( y )], res[ !is.na( y )], col.pts = ifelse(gray.scale, "black", "blue"),
nclass = sqrt( length( fit[ !is.na( y )] ) ), main = main )
aa <- data.frame(binned.resids (fit.imp, res.imp, nclass=sqrt(length(fit[!is.na(y)])))$binned)
points (aa$xbar, aa$ybar, pch=19, cex=0.8, col=ifelse(gray.scale, "black", "red"))
mi.scatterplot( vrb.obs, vrb.imp, fit, xlab = "predicted", ylab = main,
main = main, gray.scale = gray.scale )
#plot( 0, 0, type = "n", xaxt = "n", yaxt = "n", xlab = "", ylab = "", frame.plot = FALSE )
}
)
# ==============================================================================
# S4 plot function for mi.polr object
# ==============================================================================
setMethod("plot", signature(x = "mi.polr", y="ANY"),
function ( x, y, main=deparse( substitute( y ) ), gray.scale = FALSE, ...) {
#par(mfrow=c(1,4))
fit <- .factor2num( fitted( x ))
res <- .factor2num( residuals( x, y=y ))
sigma <- .factor2num( sigma.hat( x ) )
vrb.obs <- .factor2num( y )
vrb.imp <- .factor2num( imputed( x, y ) )
mi.hist( x, y, xlab = main, main = main, gray.scale = gray.scale )
# binnedplot( fit[ !is.na( y ) ], res[ !is.na( y ) ], nclass = sqrt( length( fit[ !is.na( y ) ] ) ), main = main )
# mtext( "Binned Residual", 3, cex = 0.7, adj = NA )
mi.scatterplot( vrb.obs, vrb.imp, fit, xlab = "expected", ylab = main, main = main, gray.scale = gray.scale )
plot( 0, 0, type = "n", xaxt = "n", yaxt = "n", xlab = "", ylab = "", frame.plot = FALSE )
# plot( 0, 0, type = "n", xaxt = "n", yaxt = "n", xlab = "", ylab = "", frame.plot = FALSE )
}
)
# ==============================================================================
# S4 plot function for mi.categorical object
# ==============================================================================
setMethod("plot", signature(x = "mi.categorical", y="ANY"),
function ( x, y, main=deparse( substitute( y ) ), gray.scale = FALSE, ...) {
#par(mfrow=c(1,4))
fit <- as.numeric(fitted( x ))
res <- residuals(x, y=y)
sigma <- sigma.hat( x )
vrb.imp <- as.numeric(imputed(x, y))
vrb.obs <- as.numeric(y)
mi.hist( x, y, type = vrb.typ, xlab = main, main = main, gray.scale = gray.scale )
# binnedplot( fit[ !is.na(y) ], res[!is.na(y)], nclass = sqrt( length( fit[ !is.na(y)] ) ), main = main)
# mtext( "Binned Residual", 3, cex = 0.7, adj = NA )
mi.scatterplot( Yobs=vrb.obs, vrb.imp, fit, xlab = "expected", ylab = main, main = main, gray.scale = gray.scale )
plot( 0, 0, type = "n", xaxt = "n", yaxt = "n", xlab = "", ylab = "", frame.plot = FALSE )
# plot( 0, 0, type = "n", xaxt = "n", yaxt = "n", xlab = "", ylab = "", frame.plot = FALSE )
}
)
# ==============================================================================
# S4 plot function for mi.binary object
# ==============================================================================
setMethod("plot", signature(x = "mi.binary",y="ANY"),
function ( x, y, main=deparse( substitute( y ) ), gray.scale = FALSE, ...) {
#par(mfrow=c(1,4))
fit <- fitted( x )
res <- residuals( x, y=y )
sigma <- sigma.hat( x )
vrb.obs <- .factor2num(y)
vrb.imp <- .factor2num(imputed( x, y ))
fit.imp <- fit[is.na(y)]
res.imp <- as.numeric(x@model$startY) - fit[is.na(y)]
mi.hist ( x, Yobs=vrb.obs, xlab = main, main = main, gray.scale = gray.scale )
binnedplot ( fit[ !is.na( y )], res[ !is.na( y )], col.pts = ifelse(gray.scale, "black", "blue"),
nclass = sqrt( length( fit[ !is.na( y )] ) ), main = main )
aa <- data.frame(binned.resids (fit.imp, res.imp, nclass=sqrt(length(fit[!is.na(y)])))$binned)
points (aa$xbar, aa$ybar, pch=19, cex=0.8, col=ifelse(gray.scale, "black", "red"))
mtext( "Binned Residual", 3, cex = 0.7, adj = NA )
mi.scatterplot( Yobs=vrb.obs, vrb.imp, fit, xlab = "Predicted", ylab = main, main = main, gray.scale = gray.scale )
# plot( 0, 0, type = "n", xaxt = "n", yaxt = "n", xlab = "", ylab = "", frame.plot = FALSE )
}
)
# ==============================================================================
# S4 plot function for mi.copy object
# ==============================================================================
#plot.mi.copy <- function ( x, y,
# main=deparse( substitute( y ) ), gray.scale = FALSE, ... ) {
#}
#setMethod("plot", signature(x = "mi.copy",y="ANY"),
# function ( x, y, main=deparse( substitute( y ) ), gray.scale = FALSE ) {
# par(mfrow=c(1,4))
# # fit <- mi.expected( object )
# # res <- mi.resid( object, Yobs )
# # sigma <- mi.sigma(object)
# # vrb.obs <- Yobs
# # vrb.imp <- mi.imputed( object, Yobs )
# # fit1 <- fit[[1]]
# # fit2 <- fit[[2]]
# # res1 <- res[[1]]
# # res2 <- res[[2]]
# # mi.hist ( vrb.obs, object, xlab = main, main = main, gray.scale = gray.scale )
# # binnedplot( fit1[ !is.na( Yobs ) ], res1[ !is.na( Yobs ) ], nclass=sqrt(length(fit1[ !is.na( Yobs ) ])), main = main)
# # residual.plot ( fit2, res2, sigma, main = main, gray.scale = gray.scale )
# # #mtext( "sqrt", 2, cex = 0.7, adj = 1 )
# # mi.scatterplot ( vrb.obs, vrb.imp, xlab = "predicted", ylab = main, main = main, gray.scale = gray.scale, display.zero=FALSE )
# }
#)
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