Please come prepared with a short review and questions regarding the paper on collaborative filtering on google news. You will use this to bring up questiosn during class discussion. This sheed will also be turned in at the end of the class and will become part of homework 3.
Also, here is a link to the adversarial classification problem I mentioned (I also added it to the readings list)
Finally, I would like to remind you that attendance is not optional in this class. If you are registered and/or requested permission to attend, you are expected to attend consistently (just as I am expected to show up consistently).