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How I can create a stacked Bar from Table ?

I want to create a stacked bar chart from a table. Here there is a minimum working example of the type of table I am looking at:...

mer än 7 år ago | 1 answer | 0

### 1

answerQuestion

solution to a single nonlinear equation with a parameter

I want to get the solution to a nonlinear single equation, that carries a parameter the functional form is complicated: the...

mer än 7 år ago | 1 answer | 0

### 1

answerQuestion

store value after multiple loops

Hi, I have four different loops, from which I would like to store the results once an inside loops is finishing. The algorit...

mer än 7 år ago | 1 answer | 0

### 1

answerQuestion

waitbar within a while loop

Hi, I have a code that need to necessary execute a "while" loop. I am wondering how is possible to use a wait bar until this...

ungefär 9 år ago | 2 answers | 0

### 2

answersQuestion

The command normrnd times a scalar

Hi, I would like to know how Matlab understands the following: eta=normrnd(0,sigma)/100 Is this command going to re...

ungefär 9 år ago | 1 answer | 0

### 1

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flag an error message when a scalar is complex

Hi, I would like to include in my algorithm an error message where it will tell me that a scalar is complex. So for exampl...

ungefär 9 år ago | 1 answer | 0

### 1

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Random numbers within a specific range

Hi, I would like to know how is possible to generate random draws from a normal distribution , where the rv has a specific r...

ungefär 9 år ago | 1 answer | 0

### 1

answerQuestion

matrix operations and vectorization

Hi I would like a little help to construct in Matlab a fast way of carrying out the following computations. Suppose that the...

ungefär 9 år ago | 1 answer | 0

### 1

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fitted line in a scatter plot within a subplot

Hi, I would like to put a fitted line in a scatter plot, that I include in a figure with multiple plots. I am attaching the...

mer än 9 år ago | 1 answer | 0

### 1

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genetic algorithm combined for non-linear regression

Hi, I was suggested and I believe that is really a good idea, that by using a genetic algorithm to determine my initial gues...

mer än 9 år ago | 0 answers | 1

### 0

answersQuestion

Nonlinear regressions alternatives to nlinfit

Hi, What are the available alternatives to 'nlinfit' in Matlab ? Is there a ridge type of regressions to be used for non-lin...

mer än 9 år ago | 2 answers | 0

### 2

answersQuestion

Plotting multiple histograms in one figure

Hi, I have some data points, simulated as follows: for t=1:10000 H1(t)=normrnd(0,0.05); H2(t)=normrnd(0,0.10); ...

mer än 9 år ago | 3 answers | 2

### 3

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matrix indexation and loops over a specific set within a vector

I have the following definitions long = 1000; init = 500; N = init+long; T = init+1:N-1; T1 ...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

conditional statements and while loop

Hi, I have the following while loop while (dif1 > tol) && (dif2 > tol) && (dif3 > tol) procedure end ...

mer än 9 år ago | 1 answer | 0

### 1

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least square fit matrix dimension errors

Hi, I am trying to run a nonlinear regression my code is the following: gamma = 3; eps ...

mer än 9 år ago | 1 answer | 0

### 1

answernonlinear solver user specified function

Ok, I manage to work that function through this simple example. I am attaching the files of the example for how to construct the...

mer än 9 år ago | 0

Question

nonlinear solver user specified function

Hi, I would like to use a user specified non-linear solver as a substitute for the fsolve. This function is quite frequent i...

mer än 9 år ago | 2 answers | 0

### 2

answersQuestion

maximization problem with random variables.

I have the following maximization problem. max (E[(v(A) R)^{1-gamma}])^{1-gamma} with respect to theta, phi where R is defin...

mer än 9 år ago | 1 answer | 0

### 1

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Solving a nonlinear equation with random variable

Hi, *UPDATE* I would like to solve an eguation that looks like this |E[(R^(1-\gamma))*(rk+theta -rz)]=0| , where |R...

nästan 10 år ago | 1 answer | 0

### 1

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fminbnd with function that takes multiple inputs

Hi, my code includes the following k % vector kmin % minimum value in the vector kmax % max value in the vect...

nästan 10 år ago | 2 answers | 0

### 2

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debugging a matlab code

Hi, I am attaching the folder with the relevant files for running a particular matlab code. In the file, there are two codes...

nästan 10 år ago | 1 answer | 0

### 1

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fortran77 to matlab convert

Hi, i would like to convert this code of F77 to matlab. I am confused on one particular step, the "goto" and more specifical...

nästan 10 år ago | 1 answer | 0

### 1

answerQuestion

calling mex file error

Hi, I am trying to execute an example found in mathworks. The example is very simple: copyfile(fullfile(matlabroot,'ex...

ungefär 10 år ago | 1 answer | 1

### 1

answerNested Loops and efficiency

Sorry for my late reply, but really the whole code took ages to complete so i was trying to do something to get some feeling of ...

ungefär 10 år ago | 0

Question

Nested Loops and efficiency

Hi, I have the following function, and there are some nested loops with multiple if statements inside. The code, runs extrem...

ungefär 10 år ago | 2 answers | 0

### 2

answersQuestion

The pause and return commands of fortran 90 to matlab

Hi, I am trying to translate a fortran 90 code into Matlab. I do it solely for my own practice and in order to understand a ...

ungefär 10 år ago | 2 answers | 0

### 2

answersQuestion

the goto fortran90 command convert to matlab

Hi, How i can best convert the goto command of f90, to matlab. the f2matlab function available does very poor job on this. T...

ungefär 10 år ago | 5 answers | 0

### 5

answersQuestion

Fortran to Matlab converting the "where" statement

Hi, I would like to know how is possible to convert the particular statement from fortran to matlab where (abs(A-B)>e)...

ungefär 10 år ago | 1 answer | 0

### 1

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How I can solve a simple system of equations

Hi, I want to solve the following system w = A*(1-gamma)*k^(gamma); r = A * gamma * k^(gamma-1); H = w + (1-beta...

mer än 10 år ago | 1 answer | 0

### 1

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Is MATLAB solving Difference equations ?

Hi I am wondering whether MATLAB is able to solve DIFFERENCE (recursive) equations, not differential ones. For example, diff...

ungefär 11 år ago | 2 answers | 0