(This article was first published on Taiyun Wei, and kindly contributed to R-bloggers)
The plot.corr() function was updated, now it can1. Add colorkey and text labels more flexible.2. Reorder the variables using PCA or hierarchical clustering methods.3. Excellent in details.4. Other.What's more, I found a new method to display correlation matricex, using squares with different areas and colors .See also here . Get corrplot package here.
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