Saturday, October 31, 2009

Natural Language Processing

Content:

This week was a pretty interesting week that covered the topics of Natural language processing and text mining. This is a very interesting field since it really touches our everyday communication. We write, we speak, we chat. All this eventually if its recorded be comes text and just adds to the massive amount of data out there. (I'm adding some more text writing this blog.)

As for Di's question about how Google works, the original publication by the creators of Google at Stanford are still online. In case anyone wants to do some mining, I used the terms "google search algorithm stanford" to pull up the Stanford page with the information on how Google works (at least when it started).

Link: http://infolab.stanford.edu/~backrub/google.html

The second lecture, touched on finite state automata which is an interesting topic. It was mentioned in the lecture that the FSA is similar to a game for advancing and etc. This reminded me of the Cootie Bug game. The goal of the game is to be the first to finish a bug by assembling its head to its body, adding legs, eyes, tongue, and a hairpiece. Seems simple? Well in order to add parts you have to roll a dice to get certain body parts. It was required that you get a body before the head and that the head and body are attached before getting any other parts. So for example you have to roll a 1 for the body, and then a 2 for the head. It requires then you first get a 1 and then a 2, then the rest of the parts can be taken in any order. so I think it'll be represented like this 12[3456]+.

Robotics Conference
Lastly, I have extra stuff. The Fulton School of Engineering is hosting a Robotics Conference next Friday and Saturday (Nov. 5,6). The cost to attend is 50 dollars but the program looks fairly interesting. It includes robotics in surgery, laproscopic surgery, etc.  I've attached the link the site.

Link: http://roboticsaz.asu.edu/

Posted by
Eric

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