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Jamais avenir


École centrale de Marseille

Con actividad desde 2013

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How to produce equally distant samples in Matlab?
I am interested to produce equally distant samples inside a closed n-dim space whereas each generated point has the same distanc...

alrededor de 7 años hace | 1 respuesta | 0

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What setting and starting point should I use for FMINCON, matlab
Currently I have a very simple function that should be minimized subject to some constraints. I am wonder, how can I correctly t...

casi 9 años hace | 1 respuesta | 0

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Why fgoalattain does not work?
Dear all I am solving a multi-objective problem in |Matlab| using |fgoalattain| function in order to compare my results with <h...

más de 9 años hace | 0 respuestas | 0

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How to find the feasible solution space of a nonlinear constraint optimization problem?
I want to find the feasible objective space of a Multi objective nonlinear constraint optimisation problem. The problem is in th...

más de 9 años hace | 2 respuestas | 0

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Any Optimization Toolbox for epsilon-constraints multi objective method?
Hi Do you know any Matlab toolbox that implements epsilon-constraints multi objective method? It was available while ago...

más de 9 años hace | 0 respuestas | 0

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choosing an efficient solver e.g., active-set,sqp,interior-point and Setting of fmincon function
I am solving a multi-objective optimization problem using `epsilon-constraint` method. I have some questions regarding to choosi...

más de 9 años hace | 0 respuestas | 0

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How to avoid getting Exit Flag 2 and 0 using FMINCON and Which solver suit my discribed problem the best?
Lately I've asked some questions ( <http://www.mathworks.com/matlabcentral/answers/213340-why-getting-infeasible-solutions-using...

más de 9 años hace | 0 respuestas | 0

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why getting infeasible solutions using fmincon? (Update)
Hi I have an optimization problem with many optimization variables and constraints (~561 var). I tried to solve the probl...

más de 9 años hace | 2 respuestas | 0

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Can I lump my constraints so as to avoid adding unnecessary optimization variables
I have an optimization problem with numerous decision variables. Among them, a small portion of them participates in objective f...

más de 9 años hace | 1 respuesta | 0

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How to speed up fmincon for a large optimization?
I am using *fmincon* to solve a problem with almost 600 optimization variables and few hundreds of constraints. Amongst thos...

más de 9 años hace | 2 respuestas | 0

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How to solve implicitly constrained optimization in Matlab?
As we know, we can easily use *fmincon* to solve any optimization problem that contains some explicit linear and non linear, equ...

más de 9 años hace | 2 respuestas | 0

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How to add data of 2 vectors with different size
Hi I have 2 vectors and I want to merge them directly. A=[1;2;3;4;5] and B=zeros(17,1) where, elements of A are going to th...

más de 9 años hace | 1 respuesta | 0

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Why getting different solutions by suppying same constraint to fmincon in two similar way (linear and nonlinear))?
I am using `fmincon` to solve a problem. The problem has some linear inequality constraints that are written in Matrix A and B. ...

más de 9 años hace | 1 respuesta | 0

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How to use fmincon to optimize two control vectors of a function?
I have a function of 2 different vector. These are the control vector (decision variables) of the function. I want to use fminco...

más de 9 años hace | 2 respuestas | 0

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How to avoid going through unnecessary functions when tracing fmincon in Matlab to findout it call the right objective and constriant functions.
I want to trace *fmincon* function in Matlab to get sure it reads the objective function and constraints function from the right...

más de 9 años hace | 1 respuesta | 0

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Is it possible to use use `parfor` for parallel computing in Matlab in these codes?
I am using |parfor| for parallel computing in Matlab. I am not familiar with this command. If that is possible, please look at m...

más de 9 años hace | 2 respuestas | 0

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The parfor loop cannot be run due to the way variable 'J' is used
I am receiving the following error in using parfor. Is there any way to use Parfor for here? *The parfor loop cannot be run ...

más de 9 años hace | 1 respuesta | 0

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What is the new syntax of flops(0) and qp() in Matlab 2014?
I am running an old Matlab code, i.e., Version 5, and it seems some of the syntaxes have been changed in the newer versions of M...

casi 10 años hace | 2 respuestas | 0

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What is Wavelet packet transform (WPT) time complexity
HI, I have read in many papers that time complexity of WPT is O(N.LogN), but I would like to know what is the effect of Levels i...

alrededor de 11 años hace | 0 respuestas | 0

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What is the difference between the complex morlet waveform and the morlet wavelet transformation (cwt)?
Hi, Complex morlet function is psi(t,fc,fb)=[(pi*fb)^(-1/2)]*exp(2*pi*fc*t)*exp(t^2/fb) according to matlab help file. obviously...

alrededor de 11 años hace | 1

Respondida
inverse continuous wavelet transform and [Parm] in cwtft
thought someone need the answer. cwtft and icwtft use Fourier transform of wavelet function to reconstruct the signal. The ‘mor...

alrededor de 11 años hace | 0

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inverse continuous wavelet transform and [Parm] in cwtft
what is parm means when you set the name of wavelet function in cwtft.wave = {wname,[7.6]}. also can I change Fb and Fc when I u...

alrededor de 11 años hace | 1 respuesta | 0

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Respondida
What is the difference between the complex morlet waveform and the morlet wavelet transformation (cwt)?
I use complex morlet function when I want to estimate frequency and damping in a 1-D signal. but for estimating only the frequen...

alrededor de 11 años hace | 0

Pregunta


why wavelet doesn't show accurate results always?
I have a signal that contains some modes in it. I've run a CWT transform but I haven't got my desired results. so I implement a ...

más de 11 años hace | 2 respuestas | 0

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what is proper setting for Fb,Fc in Complex morlet wavelet (cmor)?
I am using Cmor-Fb-FC wavelet transform in matlab environment. Fb is bandwidth and Fc is center frequency parameters. with trail...

más de 11 años hace | 1 respuesta | 1

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what is proper sampling rate in wavelet analysis?
there is sth that confuse me about selecting the proper sampling rates.look <http://www.mathworks.co.uk/matlabcentral/answers/82...

más de 11 años hace | 0 respuestas | 0

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Respondida
How to plot time vs frequency in a wavelet transform?
Hi, Good question! the scal2frq function shows the corespondent frequencies for each scales. freq = scal2frq(scales,wname,1/Fs);...

más de 11 años hace | 0

Pregunta


what is the sampling frequency in wavelet method?
Hello. I have a 1-D signal with 300 samples during 30 secs. I've extracted the frequencies which are involve in the signal alrea...

más de 11 años hace | 1 respuesta | 0

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