www.gusucode.com > optim 案例源码 matlab代码程序 > optim/expensive_objfun.m
function f = expensive_objfun(x) %EXPENSIVE_OBJFUN An expensive objective function used in optimparfor example. % Copyright 2007-2013 The MathWorks, Inc. % Simulate an expensive function by pausing pause(0.1) % Evaluate objective function f = exp(x(1)) * (4*x(3)^2 + 2*x(4)^2 + 4*x(1)*x(2) + 2*x(2) + 1);