All of these "rules" have exception or implicit condition. If you treat them as "default rules", you run into multiple extension problem, which has no domain-independent solution in binary logic --- read http://www.cogsci.indiana.edu/pub/wang.reference_classes.ps for details.
Pei On Feb 17, 2008 10:04 PM, YKY (Yan King Yin) <[EMAIL PROTECTED]> wrote: > > Yesterday I didn't give a clear explanation of what I mean by "rules", so > here is a better try: > > 1. If I see a turkey inside the microwave, I immediately draw the > conclusion that it's NOT empty. > 2. However, if I see some katchup on the inside walls of the microwave, I'd > say it's dirty but it's empty. > 3. If I see the rotating plate inside the microwave, I'd still say it's > empty 'cause the plate is part of the microwave. > etc etc > > So the AGI may have a rule that sounds like: > "if X is an object inside the microwave, and X satisfies some criteria, > then the microwave is NOT empty." > > But it would be a very dumb AGI if it has this rule specifically for > microwave ovens, and then some other rules for washing machines, bottles, > book shelves, and other containers. It would be necessary for the AGI to > have a general rule for emptiness for all containers. So I'd say a washing > machine with a sock inside is not empty, but if it's just some lint then > it's empty. > > Such a general rule for emptiness is certainly not available on the net, at > least not explicitly expressed. One solution is to manually encode them > (perhaps with some machine assistance), which is the approach of Cyc. > Another solution is to induce them from existing texts on the web -- Ben's > suggestion. > > If given a large enough corpus and a long enough learning period, Ben's > solution may work. The key issue is how to speed up the inductive learning > of rules. > > > > YKY > ________________________________ > > agi | Archives | Modify Your Subscription ------------------------------------------- agi Archives: http://www.listbox.com/member/archive/303/=now RSS Feed: http://www.listbox.com/member/archive/rss/303/ Modify Your Subscription: http://www.listbox.com/member/?member_id=8660244&id_secret=95818715-a78a9b Powered by Listbox: http://www.listbox.com
