2009/1/10 Lukasz Stafiniak <lukst...@gmail.com>: > On Sat, Jan 10, 2009 at 11:02 PM, Ben Goertzel <b...@goertzel.org> wrote: >>> On a related note, even a very fine powder of very low friction feels >>> different to water - how can you capture the sensation of water using beads >>> and blocks of a reasonably large size? >> >> The objective of a CogDevWorld such as BlocksNBeadsWorld is explicitly >> **not** to precisely simulate the sensations of being in the real >> world. >> >> My question to you is: What important cognitive ability is drastically >> more easily developable given a world that contains a distinction >> between fluids and various sorts of bead-conglomerates? >> > The objection is not valid in equating beads with dry powder. Certain > forms of adhesion of the beads form a good approximation to fluids. > You can have your hand "wet" with sticky beads etc. >
This would require at least a two-factor adhesion-cohesion model. But Ben has a good rejoinder to my comment. -- Nathan Cook ------------------------------------------- agi Archives: https://www.listbox.com/member/archive/303/=now RSS Feed: https://www.listbox.com/member/archive/rss/303/ Modify Your Subscription: https://www.listbox.com/member/?member_id=8660244&id_secret=126863270-d7b0b0 Powered by Listbox: http://www.listbox.com
