I'm creating an XGen groom for a character which is working for the most part. The issue I run into is how some clumps seem to clump on themselves for lack of a better term. Take a look at the image below and you can see a few of those issues (the forest-ish green looking clump alongside the light blue clump on the…
I'm not sure I understand what you mean by "more guides per clump". As far as I'm aware, I would only be able to do one guide per clump? Unless you mean to have more guides in general.
i think you will definitely need a bit more guides per clump to drive the shape better, it interpolates between all guides to some extend, now you have patches of hair following one individual center guide. giving it more guides to orient to, should help you a fair bit here.