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当我有3个解释变量时,如何给3D图形(persp)上色?_R_Plot_3d_Interaction - Fatal编程技术网

当我有3个解释变量时,如何给3D图形(persp)上色?

当我有3个解释变量时,如何给3D图形(persp)上色?,r,plot,3d,interaction,R,Plot,3d,Interaction,如何为使用persp制作的3D图形上色 请使用此数据重新创建问题: 此链接中显示的代码不适用于我,因为我有3个解释变量和2个交互: 当我试图使它适应我的情况时,我犯了各种各样的错误。在我的情况下如何使用outer?或者获得zfacet=z1[-1,-1]+z1[-1,-ncz]+z1[-nrz,-1]+z1[-nrz,-ncz] 例如: Error in seq.int(rx[1L], rx[2L], length.out = nb) : 'from' must be finite In add

如何为使用persp制作的3D图形上色

请使用此数据重新创建问题:

此链接中显示的代码不适用于我,因为我有3个解释变量和2个交互:

当我试图使它适应我的情况时,我犯了各种各样的错误。在我的情况下如何使用outer?或者获得
zfacet=z1[-1,-1]+z1[-1,-ncz]+z1[-nrz,-1]+z1[-nrz,-ncz]

例如:

Error in seq.int(rx[1L], rx[2L], length.out = nb) : 'from' must be finite
In addition: Warning messages:
1: In min(x) : no non-missing arguments to min; returning Inf
2: In max(x) : no non-missing arguments to max; returning -Inf
这个链接使用了一个函数,但我不太理解它:

rv是我的因变量 x、 y,y2是我的解释变量(请注意y2只是y^2) 那么我的模型是rv~x*y+y2+x:y2

我绘制3D图形的代码如下所示

    library(akima)

x <- data$x
y <- data$y
y2 <- y^2
z <- data$rv
m <- glm(rv ~ x*y+y2+x:y2, family=gaussian)

i <- 5
xtemp <- seq(min(x),max(x),length.out=i)
xrange <- rep(xtemp,times=i) 
ytemp <- seq(min(y),max(y),length.out=i)
yrange <- rep(ytemp,each=i) 
y2temp <- seq(min(y),max(y),length.out=i)
y2range <- rep(ytemp,each=i) 
newdata <- data.frame(x=xrange,y=yrange,y2=y2range)

zhat <- predict(m,newdata=newdata,type=c("response")) 

xyz <- interp(xrange,yrange,that)

quartz()
persp(xyz,theta = 35, phi = 50,col="white", border="grey40", ticktype = "detailed", zlim=c(1,7)) -> res2
库(akima)

x遵循链接中函数的逻辑:

jet.colors <- colorRampPalette( c("#ffcccc", "#cc0000") )
nbcol <- 100
color <- jet.colors(nbcol)
nrz <- length(xyz[[1]])
ncz <- length(xyz[[2]])
z<-xyz[[3]]
zfacet <- z[-1, -1] + z[-1, -ncz] + z[-nrz, -1] + z[-nrz, -ncz]
facetcol <- cut(zfacet, nbcol)

persp(xyz,theta = 35, phi = 50,col=color[facetcol], border="grey40", ticktype = "detailed", zlim=c(1,7))

jet.colors在哪里定义了
那个
m
呢?谢谢,我刚刚添加了那个部分。