ayl%hutds.hut.fi@FINGATE.BITNET (Antti Ylikoski) (08/23/88)
Date: Sat, 20 Aug 88 13:06 EDT From: Antti Ylikoski <ayl%hutds.hut.fi%FINGATE.BITNET@MITVMA.MIT.EDU> To: AIList@AI.AI.MIT.EDU Subject: Sigmoid function cc: ayl@hutds.hut.fi One way to build a circuit that produces the true sigmoid function would be to store the value-argument pairs into a ROM and use the following circuit: f |-----------------| |------| |-----------------| input ---> | A / D converter |->| ROM |->| D / A converter | ---> output |-----------------| |------| |-----------------| Antti (Andy) Ylikoski Helsinki University of Technology (I think a better translation would be Helsinki Institute of technology) Digital Systems Laboratory YLIKOSKI@FINFUN.BITNET OPMVAX::YLIKOSKI (DECnet) mcvax!hutds!ayl (UUCP)