An information processing apparatus, which is easy to design and has functions of high speed processing, learning, and so on, includes a plurality of memories for storing sets of previously known input data (called response pattern data) and correct output data corresponding thereto;...http://www.google.com.au/patents/US5682466?utm_source=gb-gplus-sharePatent US5682466 - Information processing apparatus for obtaining output data from plural sets of input and output data values 
