Re: [R] scaling of different data sets in ggplot

2007-07-17 Thread Stephen Tucker
Hi Hadley, That was also my initial thought as well, that maybe having different scales on the same figure would obfuscate the structure and meaning of the data. But I think in some instances (i.e., publications where page limits are imposed) I think it's desirable to condense a lot of information

Re: [R] scaling of different data sets in ggplot

2007-07-16 Thread hadley wickham
Hi Stephen, You can't do that in ggplot (have two different scales) because I think it's generally a really bad idea. The whole point of plotting the data is so that you can use your visual abilities to gain insight into the data. When you have two different scales the positions of the two group

[R] scaling of different data sets in ggplot

2007-07-14 Thread Stephen Tucker
Dear list (but probably mostly Hadley): In ggplot, operations to modify 'guides' are accessed through grid objects, but I did not find mention of creating new guides or possibly removing them altogether using ggplot functions. I wonder if this is something I need to learn grid to learn more about