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this code of BAT algorithm is not working..function i wrote i last three lines..plz guide me
function [best,fmin,N_iter]=bat_algorithm(para) % Display help help bat_algorithm.m % Default parameters if n...

mehr als 7 Jahre vor | 0 Antworten | 0

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In the code if i am changing the power of xdata from 0.1 to 0.9 i am getting same coefficient values 0.2000 10.00 10.00 of x1,x2 and x3. please suggest me what changes are required???
xdata =[10.^(-3) 10.^(-2) 10.^(-1) 1 10.^(1) 10.^(2)]; ydata=(0.5012./(xdata.^2+1.8*xdata+2.2 )); fun=@(x)sum(x(1)./((x(2).*xd...

mehr als 7 Jahre vor | 0 Antworten | 0

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why a coefficient in optimization goes out of the bound???In my problem it is going out of lower bound.
In Interior search optimization for filters, value of one coefficient is equal to lower bound then if i am increasing the order ...

mehr als 7 Jahre vor | 0 Antworten | 0

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Can i make 3d plot other than surf plot from these three values??? and how???
x=[0.2 0.2 0.5 0.5 0.8 0.9 ]; y=[0.8 0.9 0.8 0.9 0.9 0.5]; z=[0.9329 0.7530 0.9241 0.7058 1.0344 1.1110];

mehr als 7 Jahre vor | 1 Antwort | 0

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I need all data points of magnitude and phase response of bode plot from figure.
I need all data points of magnitude and phase response of bode plot from figure.i need all coordinates of (mag,freq) and (phase,...

mehr als 7 Jahre vor | 1 Antwort | 0

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This code is working but in every run i am getting different value of x(1),x(2) and x(3)..kindly solve this problem...its very urgent
xdata =[ 10.^(-5) 10.^(-4) 10.^(-3) 10.^(-2) 10.^(-1) 1] ; ydata=(0.2575./((xdata.^2)+(0.333.*xdata)+1)); parameterized...

mehr als 7 Jahre vor | 1 Antwort | 0

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this code is giving same values of x irrespective of change in the power of xdata in fun???i am changing power 0.5 to 0.9 no change in output??
xdata =[10.^(-5) 10.^(-4) 10.^(-3) 10.^(-2) 10.^(-1) 1]; ydata=(0.2575./((xdata.^2)+(0.333.*xdata)+1)); fun=@(x)sum(x(1)...

fast 8 Jahre vor | 1 Antwort | 0

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in every run i am getting different value of x..????
xdata =[ 1 2 3 4 5 6] ; ydata=(1./(xdata.^2+2*xdata+4)); FitnessFunction = @(x) sum((x(1)./(x(2).*xdata.^1.9+x(3).*xdata.^0.9+...

fast 8 Jahre vor | 0 Antworten | 0

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GA is not working...Function i have written separately calling in main program but not worked??
xdata =[ 1 2 3 4 5 6] ; ydata=(1./(xdata.^2+2*xdata+4)); FitnessFunction = @simple_fitness; numberOfVariables = 3; x =ga(@g...

fast 8 Jahre vor | 1 Antwort | 0

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i want to plot transfer function G ,how to do it???G=(((0.2274.*(4.7372.*(s).^(1+0.9)+1)))./((9.9944.*(s).^(1+0.9)))+0.3610.*(s).^(0.9)+1))));
G=(((0.2274.*(4.7372.*(s).^(1+0.9)+1)))./((9.9944.*(s).^(1+0.9)))+0.3610.*(s).^(0.9)+1))));

fast 8 Jahre vor | 1 Antwort | 0

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i am getting error in last line. i want to find the value of x1,x2 and x3. please help me..
xdata =[10.^(-5) 10.^(-4) 10.^(-3) 10.^(-2) 10.^(-1) 1]; fun = @(x)x(1)./((x(2).*(xdata.^(1+0.9)))+x(3).*(xdata.^(0.9))+1);...

fast 8 Jahre vor | 1 Antwort | 0

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From magnitude response of an analog low pass filter, how to get -3dB frequency in MATLAB
From magnitude response of an analog low pass filter, how to get -3dB frequency in MATLAB

mehr als 8 Jahre vor | 0 Antworten | 0

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for α=0.2, β=0.5 >>> z= 27.5, for α=0.5, β=0.8 >>> z=17.0 , for α=0.2, β=0.8 >>>z=18.6,i want to get 3-D plot between α,β and Z without writting equation for Z.
for plotting surf ,kindly help me for my question.

mehr als 8 Jahre vor | 1 Antwort | 0

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this is my code i am getting error with x = simulannealbnd(ObjectiveFunction,X0,ydata,lb,ub). can help me to resolve it
function y = parameterized_objective(x,xdata) y =x(1)./((x(2).*(xdata.^(1+0.9)))+x(3).*(xdata.^(0.9))+1); ydata=(0...

mehr als 8 Jahre vor | 1 Antwort | 0

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