[nycphp-talk] Personalization, Ratings, Suggestions

Colin Goldberg coling at
Wed Aug 6 13:25:43 EDT 2003

You might want to take a look at "Case Based Reasoning" - in which, once 
some "cases" have been stored and verified, later "cases" are compared 
against them. It's been a long time since I looked at this, but if you get 
stuck, let me know and I will try to find resources.

Colin Goldberg
coling at

At 10:18 AM 8/6/03 -0700, you wrote:
>I'm building a system that takes user purchases and turns that information
>into a suggested purchases list for other users.  I know Amazon, B&N,
>everyone and their dog does it.
>Does anyone know of open source packages, online documentation, or howtos
>that might help point me in the right direction?  I see several for
>purchase products, but I am more interested in doing it myself for the
>Starting from scratch, I figure I'm going to need a database that tracks
>user purchases and then software to "score" those purchases for other
>users.  It's the scoring portion that I'm finding a little daunting.
>Anyone?  Anyone?
>talk mailing list
>talk at

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