PSYC 2143 Lecture Notes - Lecture 17: Connectionism, Hierarchical Database Model, Long-Term Potentiation

• School: Acadia University
• Department: Psychology
• Course: PSYC 2143
• Professor: Maxime Pelland

Document Summary

Concepts are related to each other in a hierarchical manner. Researchers asked bird experts to categorize birds and regular people to categorize birds. Whe(cid:374) e(cid:454)pe(cid:396)ts (cid:272)atego(cid:396)ize, the(cid:455)(cid:859)ll (cid:894)(cid:373)ostl(cid:455)(cid:895) gi(cid:448)e its spe(cid:272)ifi(cid:272) (cid:374)a(cid:373)e. Non-e(cid:454)pe(cid:396)ts (cid:894)(cid:373)ost of the ti(cid:373)e(cid:895) use the (cid:271)asi(cid:272) (cid:449)o(cid:396)d, i(cid:374) this (cid:272)ase (cid:858)(cid:271)i(cid:396)d(cid:859) The levels of categorization differ between experts and non-experts. When you(cid:859)(cid:396)e a(cid:374) e(cid:454)pe(cid:396)t i(cid:374) so(cid:373)ethi(cid:374)g it has (cid:373)ea(cid:374)i(cid:374)g to (cid:272)atego(cid:396)ize o(cid:271)je(cid:272)ts spe(cid:272)ifi(cid:272)all(cid:455) (for an expert birds are different and have recognizably different characteristics) O(cid:373)e (cid:272)o(cid:374)(cid:272)epts a(cid:396)e li(cid:374)ked togethe(cid:396) (cid:449)hile othe(cid:396)s a(cid:396)e(cid:374)(cid:859)t (cid:894)i(cid:374) the (cid:373)i(cid:374)d(cid:895) The concept of a reptile is linked to the concept of a snake. Esea(cid:396)(cid:272)he(cid:396)s(cid:859) goal was to map the human mind and human knowledge. Whe(cid:374) (cid:455)ou ha(cid:448)e (cid:271)asi(cid:272) o(cid:396) spe(cid:272)ifi(cid:272) (cid:272)o(cid:374)(cid:272)epts, (cid:455)ou ha(cid:448)e to figu(cid:396)e out (cid:858)(cid:449)hat(cid:859)s the (cid:271)igge(cid:396) (cid:272)atego(cid:396)(cid:455)? (cid:859) It would be too redundant to know every piece of information for every new object.