Re: [R] superimpose multiple scatterplot matrices

2009-07-02 Thread Richard M. Heiberger
Ping-Hsun Hsieh wrote: Dear R- experts, I am trying to superimpose two or more scatterplot matrices generated by pairs() to visualize the differences over each datasets, but have not been very successful. Two data frames, df1 and df2 for example, each has the same five variables in column

[R] superimpose multiple scatterplot matrices

2009-07-02 Thread Ping-Hsun Hsieh
Dear R- experts, I am trying to superimpose two or more scatterplot matrices generated by pairs() to visualize the differences over each datasets, but have not been very successful. Two data frames, df1 and df2 for example, each has the same five variables in columns. My goal is to paint ea