A Great Catchy Name: Semi-Supervised Recognition of Sarcastic Sentences in Online Product Reviews. What an amusing title for a research report on teaching computers to detect sarcasm in written text.
Computer scientists at a university in Israel 'taught' an algorithm to recognise sarcasm by showing it about 5,500 sentences from Amazon product reviews that human volunteers said were or were not sarcastic.
This page has a few of the sarcastic reviews.
Here are some definitions of sarcasm.
I wonder if they'll buy the algorithm a graduation gift now that it's finished learning how to communicate more fully with the human race. They could buy it a downloadable punctution mark for sarcasm, the SarcMark.