Well, where I took my PhD degree (I'm not in the US), I was the only one working on Text-mining and Information Retrieval (besides my professor), and I think th

Well, where I took my PhD degree (I'm not in the US), I was the only one working on Text-mining and Information Retrieval (besides my professor), and I think there was only three or four other PhD students working on AI - one on SOM (Self-Organizing maps), one on automatic translation, and the others I can't recall exactly on what they were working on. So, although 10K seems too few to me, I would say that the magnitude may be right..