Topic
 
|
1/29/2009 Lecture Notes |
|
|
Kick-off: |
|
"What information consumes is rather obvious: it consumes the attention of its recipients. Hence a wealth of information creates a poverty of attention, and a need to allocate that attention efficiently among the overabundance of information sources that might consume it." (Computers, Communications and the Public Interest, pages 40-41, Martin Greenberger, ed., The Johns Hopkins Press, 1971.) |
|
|
Learning Objective: |
|
|
Explain the things that we are interested in capturing during a crawl |
|
|
Vector Space Model |
|
|
Posting list |
|
|
Connectivity Graph |
|
|
Be able to explain how the connectivity graph and the posting list are similar and different |
|
|
Update on Assignment #3 and schedule |
|
|
Meet in ICS1 3rd floor lab on Monday |
|
|
How are we doing? |
|
|
Cards |
|
|
No cards today -quiz |
|
|
Review Cards |
|
|
We know mercator well |
|
|
Video break |
|
|
Lambda Table |