www.pudn.com > matlab.rar > f2b.m, change:1996-02-06,size:1492b

function [bval] = function(fval,bounds,bits) % function [bval] = f2b(fval,bounds,bits) % % Return the binary representation of the float number fval. % % fval - the float representation of the number % bval - the binary representation of the number % bounds - the bounds on the variables % bits - the number of bits to represent each variable % Binary and Real-Valued Simulation Evolution for Matlab % Copyright (C) 1996 C.R. Houck, J.A. Joines, M.G. Kay % % C.R. Houck, J.Joines, and M.Kay. A genetic algorithm for function % optimization: A Matlab implementation. ACM Transactions on Mathmatical % Software, Submitted 1996. % % This program is free software; you can redistribute it and/or modify % it under the terms of the GNU General Public License as published by % the Free Software Foundation; either version 1, or (at your option) % any later version. % % This program is distributed in the hope that it will be useful, % but WITHOUT ANY WARRANTY; without even the implied warranty of % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the % GNU General Public License for more details. A copy of the GNU % General Public License can be obtained from the % Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. scale=(2.^bits-1)./ (bounds(:,2)-bounds(:,1))'; %The range of the variables numV=size(bounds,1); cs=[0 cumsum(bits)]; for i=1:numV fval(i)=(fval(i)-bounds(i,1)) * scale(i); bval=[bval rem(floor(fval(i)*pow2(1-bits(i):0)),2)]; end