get_fit.m

来自「FISMAT accommodates different arithmetic」· M 代码 · 共 23 行

function [fv,slot] = get_fit(xi,X,set)

% [fv,slot] = get_fit(xi,X,set)
%
% Takes a sample of the set at the position xi.
% set contains the fit-values and X the universe of discourse.
% fv = fitvalue at xi.
% slot = slot position of fv.
%
% FSTB - Fuzzy Systems Toolbox for MATLAB
% Copyright (c) 1993-1996 by Olaf Wolkenhauer
% Control Systems Centre at UMIST
% Manchester M60 1QD, UK
%
%       25-Feb-1994

[m,n] = size(set);
% limiting xi to the range of the universe of discourse:
xmin  = X(1,1); xmax = X(1,n); dx = xmax-xmin;
xi=max(xi,xmin); xi=min(xi,xmax); 
slot  = max(1,round(n*(xi-xmin)/dx));
fv = set(1,slot);