The technical portion of William Binney's presentation at HOPE 9 sheds a lot of light on this.[1] If you go to 14:33 in the video, it has a nifty screenshot of

The technical portion of William Binney's presentation at HOPE 9 sheds a lot of light on this.[1] If you go to 14:33 in the video, it has a nifty screenshot of an activity sequencing tool. He also talks a lot about latent semantic analysis and other methods. 1. http://www.dailymotion.com/video/xs8zl4_william-binney-hope-9-keynote-part2_tech http://www.dailymotion.com/video/xs8zl4_william-binney-hope-...