plot a heatmap with a third dimension
问题 I would like to plot a heatmap like this I know how to do a normal heatmap in R but am unsure how the 3D component can be introduced. I thought about just using a 3d bar chart but then I am not sure how to conditionally set the bar colour. Can somebody recommend a tool to do something like this? Another example would be here but there it is not coloured according to the heatmap colours. This might go also by the name of 3D histogram. Is there a way to produce such a figure in R (where the