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Ahmad Sheikh


Active since 2015

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how to finde state estimation error?
I used ode command to find actual states of differential equation as this? [t,x]= ode45(@exam3f,[Initial_Time Final_Time], ...

bijna 9 jaar ago | 0 answers | 0

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Question


In an assignment A(I) = B, the number of elements in B and I must be the same.
why is this giving an error...! A1=[2 1]; >> for i=1:2; A(k)=[-1 1]; A(k+1)=A1+A(k); end

ongeveer 9 jaar ago | 2 answers | 0

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Question


Error : Matrix dimensions must agree
I have written the follwing LMI in matlab (A1-B*F1)' * P * (A1-B*F1) - P < 0 where, A1 is a 12 x 12 matrix ...

ongeveer 9 jaar ago | 1 answer | 0

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Question


Error : Matrix dimensions must agree
I dont know why it's giving can someone help ? function derivative_x = AIAA(t,x) derivative_x=zeros(5,1); ...

ongeveer 9 jaar ago | 1 answer | 0

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Question


how to remove this ERROR: Inner matrix dimensions must agree
First i have done this example function derivative_x = book_TS(t,x) derivative_x = zeros(2,1); z1=x(1).*(x(2).^2); ...

meer dan 9 jaar ago | 0 answers | 0

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Question


Error :Derivative input 1 of 'untitled/Integrator2' at time 16.20443309281676 is Inf or NaN. Stopping simulation. There may be a singularity in the solution
I have made the simulink model for the T-S fuzzy aircraft model but its giving this error i have attached the file kindly help i...

meer dan 9 jaar ago | 0 answers | 0

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Question


why its giving NaN (Not a Number)
I am working on takagi Sugeno fuzzy modeling the example i have done is this one function derivative_x = book_TS(t,x) ...

meer dan 9 jaar ago | 1 answer | 1

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Question


Error : In an assignment A(I) = B, the number of elements in B and I must be the same. Help !!!!
I am working on takagi sugeno fuzzy modelling and a write a code like but its giving an error i dont understand why my function...

meer dan 9 jaar ago | 0 answers | 0

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Question


how do we plot this...?
Do you have an idea how to plot any time delayed state with respect to time in Matlab. for example, (d/dt) x(t) = 2 x(t) +...

meer dan 9 jaar ago | 1 answer | 0

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Question


How to plot this (time delayed) system in matlab?
I have a time delayed state space model like this...! dx1/dt = x1(t) + x2(t) + x1(t-d(t)) +x2(t--d(t)) dx2/dt = 0.7*x1(t) ...

meer dan 9 jaar ago | 0 answers | 0

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Question


Error ! All rows in the bracketed expression must have the same number of columns.
I am using yalmip to write an LMI in matlab but its giving an error kindlay help if anyone know the solution. My code is like th...

meer dan 9 jaar ago | 1 answer | 0

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Question


Plot ! takagi Sugeno Fuzzy Model
I am working on takagi sugeno modeling: after doing fuzzy modeling of inverted pendulum given by non linear continous model: ...

meer dan 9 jaar ago | 0 answers | 0

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Question


Error : '' In an assignment A(I) = B, the number of elements in B and I must be the same ''
I want to draw the phase portrait of pendulum but its giving an error. code is like this function derivative_x = myfunc(t...

meer dan 9 jaar ago | 1 answer | 0

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Question


Is this plot correct?
I have applied a state feedback controller to a non linear system and after applying the controller when i plot the respective s...

meer dan 9 jaar ago | 0 answers | 0

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Question


how to plot states of takagi-sugeno state space model in matlab?
i have used the takagi sugeno fuzzy modeling technique to find the state space model of inverted pendulum from non linear diff...

bijna 10 jaar ago | 0 answers | 0

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answers