下面的代码使用 scatterplot3d() 函数来运行高度、重量和体积的 3D 散点图,其中点是 1-6 之间的类值。角度目前为 45 度,我知道我可以通过改变角度来倾斜绘图。我应该使用什么代码将绘图向左或向右旋转,以便我可以提供绘图的多个视图?
df
# Class height weight volume
# 1 4 0.83 0.85 0.83
# 2 2 0.75 0.80 0.76
# 3 3 0.75 0.80 0.84
# 4 5 0.52 0.59 1
# 5 6 0.52 0.59 0.99
color <- c(rgb(0.68, 0.93, 0.96), rgb(0, 0.74, 0.92), rgb(0.68, 0.86, 0.49), rgb(1, 0.8, 0.3),
rgb(1, 0, 0))
scatterplot3d(x=c(0.0, 0.5, 0.5, 0, 0), y=c(0, 0, 0.5, 0.5, 0), z=c(0, 0, 0, 0, 0), box=T, type='l',
color='grey', grid=F, lwd=2, xlab='height', ylab='', zlab='volume', xlim=c(0, 1), ylim=c(0, 1),
zlim=c(0,1), angle=45)
text(7, 0, 'weight', srt=45)
par(new=T)
scatterplot3d(x=c(0.0, 0.5, 0.5, 0.0, 0.0), y=c(0.5, 0.5, 1, 1, 0.5), z=rep(0,5), box=F, type='l',
color='grey', grid=F, lwd=2,xlab='', ylab='', zlab='', xlim=c(0, 1), ylim=c(0, 1), zlim=c(0,1),
axis=F, angle=45)
par(new=T)
scatterplot3d(x=c(0.5, 1, 1, 0.5, 0.5), y=c(0.0, 0.0, 0.5, 0.5, 0.0), z=rep(0,5), box=F, type='l',
color='grey', grid=F, lwd=2,
xlab='', ylab='', zlab='', xlim=c(0, 1), ylim=c(0, 1), zlim=c(0,1), axis=F, angle=45)
par(new=T)
scatterplot3d(x=c(0.5, 1, 1, 0.5, 0.5), y=c(0.5, 0.5, 1, 1, 0.5), z=rep(0,5), box=F, type='l',
color='grey', grid=F, lwd=2,
xlab='', ylab='', zlab='', xlim=c(0, 1), ylim=c(0, 1), zlim=c(0,1), axis=F, angle=45)
par(new=T)
for (i in 6:2) {
scatterplot3d(height[Class==i], weight[Class==i], volume[Class==i], box=F, pch=c(2,1,0,1,20)[i-1],
color=color[i-1], grid=F,
xlab='', ylab='', zlab='', xlim=c(0, 1), ylim=c(0, 1), zlim=c(0, 1), axis=F, angle=45)
par(new=T)
}
legend(0.2, 4.7, legend=c(paste('Level', 2:6)), pch=c(2,1,0,1,19), col=color, title='Class',
cex=0.70)