Wednesday, November 16, 2011

11/03/2011

The user-items relation can be thought of in many ways as similar to
the document-words relation used previously.

User-items relation allows us to do things like user-user vector space
comparisons.

Cold start - Issue of starting with no data.

Just because two users have everything in common doesn't meany
anything if everything is little. Significance weighting.

Content Boosted - The concept of using learned info to compute info
about new content.

-Thomas Hayden