Tutorial: A tale of two heatmap function
It is critical to understand how scale parameters work inside the heatmap and heatmap.2 function. It is also critical to choose distance measure and linkage method for heatmap.
I put my 2 cents here http://rpubs.com/crazyhottommy/a-tale-of-two-heatmap-functions
Enjoy!
Tommy
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I'm really enjoying this little series. Keep them coming.
I am glad it helps. It took so long to understand heatmap :) and I want to share what I learned.