Well , i am not sure of ranking , but check out web ecology project website, there is some research done on tweet data with respect to Iran election , Afghanistan and it's election. That might help you as a pointer.
On Fri, Oct 2, 2009 at 5:35 PM, qwik3r <qwi...@gmail.com> wrote: > > Is there a way to rank tweets through retweet or somehow through the > api? Ranking meaning how many time something has been tweeted about? >