When you prepare an entry for the StarCraft AI
competitions, it is important to understand the difference
between human leagues and AI bots' competitions. Simply, you
can watch a lot of replays from the two leagues and compare
their plays. Unfortunately, it takes much time to review them and
also requires expertise for the game. Recently, it is possible to
access a lot of replay files from the Internet for the two leagues.
In this paper, we propose to use replay-based data mining
algorithms to identify the difference between human and AI bots.
It shows that the AI league has unique property compared with
the human competition.