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CODE:
function f = my_first_multi(P)

CODE:
theta = zeros(1,45); for j =1:(size(P))/5;
theta(j) = heaviside(sum(P(((j-1)+1):5*j))-0.5);
end
% W     ---1*45
W = [1680 1680 2400 2400 1620 1620 1728 1620 1440,...     
1620 1080 3375 2304 2500 1680 1680 2400 2400,...     
1620 1620 1728 1620 1440 1620 1080 3375 2304,...     
2500 2304 2500 1440 1620 1080 3375 2304 2500,...     
2304 2304 2500 2304 2500 2304 2304 1250 2160];
f(1) = W*(theta)';

ÕâÊǵÚÒ»¸öº¯Êý£¬ÕâÀïÃæWÊÇ1*45µÄάÊý£¬thetaÒ²ÊÇ1*45£¬Ï£ÍûÏà³ËµÃµ½Ò»¸öÊý£¬×÷ΪÓõçÁ¿¡£
CODE:
D = [355 305 658 380 419 565 414 488 326;...   
695 533 469 506 434 473 390 390 604;...     
512 556 384 452 613 572 484 484 618;...     
324 541 320 466 422 650 306 306 688;...     
696 616 475 499 386 557 428 428 591];
%  D       --  5*45
D = [repmat(D(:,1),1,9),repmat(D(:,2),1,9),repmat(D(:,3),1,9),...     
repmat(D(:,4),1,9),repmat(D(:,5),1,9)];
%%%%%%%%%%¾àÀë³ËÒÔ¸ÅÂʳËÒÔÆ«ºÃϵÊý
fx2  = D.*((reshape(P,45,5))').*(pdffinal);
% ÿ¸öËÞÉáÇø¶¼Ä³½ÌÊÒÆ«ºÃ¾àÀë
f(2) = sum(fx2(:));

ÕâÀïÃæDÊÇ5*45µÄάÊý£¬PÊÇ1*225µÄάÊý£¬pdffinalÊÇ5*45µÄάÊý£¬È»ºóÈý¸ö¼ÆËãµÃµ½µÄ FX2ÊǸö5*45µÄάÊý£¬È»ºóf(2)¾ÍÊǼÓ×ܵõ½Ò»¸öÖµ¡£
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