It's also used in AI-based document summarization systems that are worth millions e.g. Yahoo Paid $30 Million in Cash for 18 Months of Young Summly http://all

It's also used in AI-based document summarization systems that are worth millions e.g. Yahoo Paid $30 Million in Cash for 18 Months of Young Summly http://allthingsd.com/20130325/yahoo-paid-30-million-in-cash-for-18-months-of-young-summly-entrepreneurs-time/ http://allthingsd.com/20130325/yahoo-paid-30-million-in-cash... Google Buys Wavii For North Of $30 Million http://techcrunch.com/2013/04/23/google-buys-wavii-for-north-of-30-million/ http://techcrunch.com/2013/04/23/google-buys-wavii-for-north...