r - How to show legend in heatmap? - Stack Overflow
Aug 7, 2019 · How to plot a heatmap and its legend, i.e. a bar with the color scale representing the minimum and the maximum value that are plotted? I read the help of the heatmap() …
r - Order of rows in heatmap? - Stack Overflow
I agree with Jesse. For your problem take a look at the Rowv, distfun and hclustfunarguments of the heatmap function. For more choices the functions heatmap.2 in the gplots package, …
r - Create heatmap with values from matrix in ggplot2 - Stack …
Key is to add a row identifier to the data and shape it "longer". edit Dec 2022 to make code reproducible with R 4.2.2 / ggplot2 3.4.0 and reflect changes in tidyverse semantics
r - How can I make a heatmap with a large matrix? - Stack Overflow
Jul 8, 2015 · You can also use heatmap.2 from the gplots package and simply turn off dendrograms, as these normally take up the most computation time (from my experience). …
r - Continuous gradient color & fixed scale heatmap ggplot2
May 4, 2017 · I'm switching from Mathematica to R but I'm finding some difficulties with visualizations. I'm trying to do a heatmap as follows: short penetration scc pi0 1 0 0 0.0025...
r - How to assign heatmap color range - Stack Overflow
Feb 12, 2020 · First, use symkey = F, symbreaks = F in heatmap.2 can make the color-key asymmetric. And then, you need to find where the specified value (i.e. 0) is located in your …
How to change heatmap.2 color range in R? - Stack Overflow
I'm using gplot to produce a heatmap showing log2-fold changes of a treatment groups versus paired controls. With the following code: heatmap.2(as.matrix(SeqCountTable), …
R - heatmap.2: reorder rows and columns - Stack Overflow
Aug 22, 2017 · Thanks @rororo- I think for completeness you would need to include the cluster.row and cluster.col so that users could actually plot the heatmap as you have done. …
How to represent a datatable in R as a heatmap - Stack Overflow
Now I am unsure what is the best way to do that in R. My quick searches yielded me : Some heatmaps in ggplot2 , e.g. here but it seems mainly two dimensional, and not to account for a …
r - ggplot2 heatmap with colors for ranged values - Stack Overflow
Jul 20, 2012 · R ggplot2 heatmap, force discrete scale with custom range, add grid to map. 2. ggplot2 scale fill gradient ...