tr_dem_c.m

来自「FISMAT accommodates different arithmetic」· M 代码 · 共 49 行

function do = tr_dem_c(e,x,Ts)

% do = tr_dem_c(e,x,Ts)
%
% Backing up a truck - demo with the fuzzy toolbox.
%
% The example is taken from the paper S.G.Kong, B.Kosko: 'Adaptive Fuzzy
% Systems for Backing up a Truck-and-Trailer', IEEE Transactions on Neural
% Networks, Vol.3, No.2, March 1992, pp.211-223
%
% This controller relates to the fuzdemo4 of the fuzzy-toolbox.
% The corresponding Simulink block diagram is tr_dem_s.m
% 
% FSTB - Fuzzy Systems Toolbox for MATLAB
% Copyright (c) 1993-1996 by Olaf Wolkenhauer
% Control Systems Centre at UMIST
% Manchester M60 1QD, UK
%
% 23-April-1994
 
global X XPOS P PHI MOMENTS AREAS 

% Fuzzification: (e(1)=x e(2)=phi
mx = match(X,e(1),XPOS);
mp = match(P,e(2),PHI);

NB=1; NM=2; NS=3; ZE=4; PS=5; PM=6; PB=7;

% x ->    LE LC CE RC RI     
FAMbank= [PS PM PM PB PB  ;  % RB   | phi 
          NS PS PM PB PB  ;  % RU   v
          NM NS PS PM PB  ;  % RV
          NM NM ZE PM PM  ;  % VE
          NB NM NS PS PM  ;  % LV
          NB NB NM NS PS  ;  % LU
          NB NB NM NM NS ];  % LB

aggop='t3mi';  % minimum operator

A=aggregat(mx,mp,FAMbank,aggop);
% A = [a1, a2,...,aj,...,am] with aj=aggop(aj1,aj2,...,aji,...,ajn).

% Using the algebraic-product for the inference and a summation of the 
% outputs. Center Of Gravity method:

do = apsumcog(FAMbank,A,MOMENTS,AREAS);
% Alternative - Height Method:
% do=apsumhei(FAMbank,A,MOMENTS,AREAS);