studentU

Last seen: plus d'un an il y a | Actif depuis 2015

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How can i run this Simulink model on real time simulation without connect Hardware physic?
Hello every one, i want to check the performance of a simulink model on real time. How can i run this Simulink model on real t...

environ 6 ans il y a | 1 réponse | 0

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Question

Neural network for function approximation
Hello i have the X vector as input data and Y=F(X) as output data, i am looking for approximation of the F function mathemati...

plus de 6 ans il y a | 1 réponse | 0

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Question

neural network trained using partical swarm optimization
Hello in order to resolve some constraints optimization problem, i use neural network trained by pso algorithm. to this en...

environ 9 ans il y a | 1 réponse | 1

1

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Question

ANN for constraint optimization problem
hello, How do i modify my ANN algorithm, by incorporating some constraints to perfom my obtained result. the matlab code use...

environ 9 ans il y a | 1 réponse | 0

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réponse

Question

fmincon in for loop
hello, I am trying to use fmincon inside a for loop such as described in the following code: for i=1:size(X) Xd=[X(i);Y(...

environ 9 ans il y a | 1 réponse | 0

1

réponse

Question

Embedded matlab coder error
Hello, I am interesting to simulate the following function in Embedded Matlab coder (model.slx): function U = Func1 (C,E,F...

plus de 9 ans il y a | 1 réponse | 0

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Question

Optimization problem with equality/inequality contraints with conditional weighting parameters in objective function
Hello, I am interessed to solve this optimization problem: min @(a)w(I)*(a(I) -b(I))^2 with equality ...

plus de 9 ans il y a | 1 réponse | 0

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réponse

Question

control loop in simulink
hi, I realize a position control loop of a drive actuator based on a DC motor, I use concealer for discrete PI with a PID ...

plus de 10 ans il y a | 1 réponse | 0

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réponse

Question

Resolution of equation under constraints with 'fminbnd'
hi, i must resolve the system of equations with two variable x and y, and i use 'solve' to do it, but i must limit the solution...

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Question

error: Invalid Simulink object handle
hello everyone I try to simulate a model in Simulink, using file for global data and an introductory file, where the openi...

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Question

loop FOR to group discrete signals
Hi every one; with this simply code: for i=1:5 a=2*i; b=[]; b=[b;a]; end i have: >> b=10; i w...

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Question

error using global to save value of parameter
hi, how can i resolve this error; Global declaration not resolved to a Data Store Memory block registered via the Ports and D...

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Question

error using global parameter, to save value of parameter
hi, how can i resolve this error; Global declaration not resolved to a Data Store Memory block registered via the Ports and D...

plus de 10 ans il y a | 1 réponse | 0

0

réponse

Question

error in Function output: cannot be of MATLAB type
Hello, I develop a function to input four components, which allows for a signal blocking over time according to a codition, I...

plus de 10 ans il y a | 1 réponse | 0

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Réponse apportée
error To compute complex results, make at least one input complex, e.g. 'power(complex(a),b)'.
i try for: h2=(4*sin(el)^2*(G - F*(F^2 + G^2 - 1)^(1/2))^2*(1 + (F^2 + G^2 - 1)^(1/2)*1i)^2)/((F*1i - G)^2*(F^2 + G^2)^2); ...

plus de 10 ans il y a | 0

Question

MATLAB Function Interface Error: Domain error. To compute complex results, make at least one input complex, e.g. 'power(complex(a),b)'.
hi, how can i resolve this error?: Domain error. To compute complex results, make at least one input complex, e.g. 'power(compl...

plus de 10 ans il y a | 1 réponse | 0

0

réponse

Question

error in embedded matlab function
hi, how to resolve this type of error: Function output 'x'and 'y' cannot be of MATLAB type. where x&y are the output of my f...

plus de 10 ans il y a | 3 réponses | 0

3

réponses

Question

error To compute complex results, make at least one input complex, e.g. 'power(complex(a),b)'.
hi, i try to run a function when i have: b = -log(((F - G*1i)*(1 + (F^2 + G^2 - 1)^(1/2)*1i)*1i)/(F^2 + G^2))*1i; but...

plus de 10 ans il y a | 2 réponses | 0

2

réponses

Question

equivalent assume() in R2011 version
hi, what is the equivalent of assume() function, to define some condition for resolving a systeme of equation?

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Question

how to confine the solutions when solving a system of equations
hi, how can I set the interval of definition of variables, solves using the function solve ()? interval solution: x0<x<x1,...

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Question

interface error at running embedded matlab
when i run my model, it's generate this error: MATLAB Function Interface Error: MATLAB expression 'mtimes' is not numeric. Bloc...

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Question

Resolution of systems of equation
hi, i try to resolve a system of equation using 'solve' function, then i use 'eval' to have numerical result, i get four resu...

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Question

error using solve function
hi, I use the function solve to determine a variable as follows: x = solve (cos (x) * sin (y) * cos (z) + sin (Z) = 1 ',' ...

plus de 10 ans il y a | 1 réponse | 0

1

réponse

Réponse apportée
error in Simulink simulation time
Thank's for your replay, i try it but the problem still subsite,

plus de 10 ans il y a | 0

Question

error in Simulink simulation time
I simulate a model in Simulink with a discrete solver, the result of simulation is limited to a reduced interval e6 à10e6 even i...

plus de 10 ans il y a | 2 réponses | 0

2

réponses

Réponse apportée
error in matlab function
yes I used it but it does not solve the problem :/

plus de 10 ans il y a | 0

Réponse apportée
error in matlab function
thank's for your reply, it solves some but for: f = cos (var) * sin (var) * cos (arg) + sin (var) * cos (arg); I proc...

plus de 10 ans il y a | 0

Question

error in matlab function
hello, I have a problem in matlab function block, where I use the trigonometric function, conversion function (ex:degtorad..)...

plus de 10 ans il y a | 3 réponses | 0

3

réponses

Réponse apportée
error in embedded matlab function
Here it is my program with some reduction but the point is that, I just tried to simplify your understanding, but it appears tha...

plus de 10 ans il y a | 0

Question

error in embedded matlab function
hi, i have 3 function.m, i use it to develop embedded matlab-function , But it generates this error: >> Undefined funct...

plus de 10 ans il y a | 3 réponses | 0

3

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