td_dem_c.m

FISMAT accommodates different arithmetic operators, fuzzification and defuzzification algorithm, imp

function do = td_dem_c(e,x,Ts)

% do = td_dem_c(e,x,Ts)
%
%
% FSTB - Fuzzy Systems Toolbox for MATLAB
% Copyright (c) 1993-1996 by Olaf Wolkenhauer
% Control Systems Centre at UMIST
% Manchester M60 1QD, UK
%
% 9-May-1994
 
global ERROR RATE DOUT Ae Ade

% Fuzzification: (e(1)=error e(2)=rate of change
Ae  = fuzzsiyi(ERROR,e(1));
Ade = fuzzsiyi(RATE,e(2));
% Ae is a row vector containing fit-values to which e(1) fits to the sets.

NB=1; NM=2; NZ=3; PM=4; PB=5;

% e ->     NB NZ PB
rulebank= [NB NM NZ  ; % NB  | rate of error
           NM NZ PM  ; % NZ  V
           NZ PM PB  ];% PB

rb=rtinf(rulebank,Ae,Ade,'t3mi','s1bs');

do=(DOUT*rb)/sum(rb);