Community Profile # Guilherme Lopes de Campos

Last seen: 2 maanden ago Active since 2018

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Question

Sort random number at a matrix
Dear community, I would like to sort a matrix size (4998x2) on random form. The follow code it was used: n=4998 Matrixw ...

2 maanden ago | 2 answers | 0

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Question

Random sequency generation at specific numbers
Dear community, I would like to generate a sequency random at the follow vector: Size : 1x19 double, Then, I used the code...

3 maanden ago | 1 answer | 0

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Question

Random number generate - Specific values
Dear community, I would like to generate 5000 random values, on the follow form: At the original dataset, there are four val...

3 maanden ago | 2 answers | 0

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Question

Random number generate in an interval
Hi community, I would like to generate random number in the follow distribuition: Normal, Gamma and Weibull. Amount of dat...

3 maanden ago | 2 answers | 1

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Question

Solve non linear equation with vector
Dear, I would like to solve a non linear equation, on the form: yv = 1:1:19; for k1 = 1:length(yv) y = yv(k1); ...

4 maanden ago | 3 answers | 0

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Question

Define a optimization problem
Hi my dears! I am try solving a optimization problem with the above equation and constraint : F.O : 43120*x+23800*y+47750*z...

ongeveer 2 jaar ago | 1 answer | 0

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Insert gain as vector
Hi Community! I am begineer user of simulink, would like to ask about if there is a possibility: In my model, using the man...

meer dan 3 jaar ago | 1 answer | 0

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Question

Hi Community!! I am modeling a differential equation in simulink, the set of block it is correctly, only need a help to consi...

meer dan 3 jaar ago | 1 answer | 0

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Question

Change axes x in stackedplot
Hi! I would like to ask help to modify axes x in the stackedplot below. There are 360 observations, the objetive is that each 1...

meer dan 3 jaar ago | 1 answer | 0

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Question

Create a matrix with specif size
Hi MATLAB community, I have a array with the size (360x1), I would like to organize into a matrix with sizes (30 rows and 12...

meer dan 3 jaar ago | 1 answer | 0

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Question

How to exclude a line in legend?
Hi Matlab community, I am plotting a graphic, that there are 4 lines, (2 green and 2 red). I would like to appear in the leg...

ongeveer 4 jaar ago | 1 answer | 0

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Question

Moving mean in matrix
Hi MATLAB community, I am using the following code to identify number of 999999, replace to mean of column, % Identify the...

meer dan 4 jaar ago | 1 answer | 0

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Question

Error using 'omitnan'
Hi MATLAB community, I wrote a code for identify 999999 to substitute to NaN, my purpose is replace NaN to mean of column data...

meer dan 4 jaar ago | 1 answer | 0

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Question

Error in using fillimissing
Hi MATLAB community, result = fillmissing(matrix, 'movmean', [1 1]) X = normalize(result); data = X; I am trying use the f...

meer dan 4 jaar ago | 0 answers | 1

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Question

A Problem with function
Hi Team MATLAB, I created a code in MATLAB 2018b, but when I run in MATLAB 2012a, showns the follow error: function [S,m,d...

meer dan 4 jaar ago | 1 answer | 0

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Question

Justify text in MATLAB Live Editor
Hi MATLAB Community! I would like to know if possible to justify text in MATLAB Live Editor, or there are alternatives to make ...

meer dan 4 jaar ago | 2 answers | 0

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Question

Title a plot with variable 'char'
Hello MATLAB Community, I would to title a plot with a variable in workspace, but shows the follow errow: block= input('whi...

meer dan 4 jaar ago | 1 answer | 0

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Question

Identifying the component in biplot
Hello MATLAB community, I am using the Factor Analysis in MATLAB, I would to identifying the each variable in biplot of lambd...

bijna 5 jaar ago | 0 answers | 0

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Question

How to show a equation?
Hi MATLAB Community, I Would to show a equation in the follow expression : T = a1*f1+a2*f2+a3*f3+...+an*fn. The vector there...

bijna 5 jaar ago | 1 answer | 0

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Question

Mean and identification values
Hi Matlab Community, I would to identify a specific number in an array, and change its value to the average of the previous and...

bijna 5 jaar ago | 1 answer | 0

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Question

Error plot Bar graph
Hi MATLAB community, I am trying create a bar graph, but show the follows error message: X = table2array(valoresextremos); ...

bijna 5 jaar ago | 1 answer | 1

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Question

Looping for calculate parameter
Hi MATLAB community, I am trying create a structure to calculate a parameter, For made this, I would to calculate de a(1)*F...

bijna 5 jaar ago | 1 answer | 0

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Question

Code only works in the command window
Hi MATLAB community, I am trying to execute the follow code, but this only works in the command window and not editor. Could ...

bijna 5 jaar ago | 1 answer | 0

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Question

Not create a variable on the Workspace
Hi MATLAB Team, I would to ask an help please, I am executing a function, it's works normally, but, not create the variable...

bijna 5 jaar ago | 1 answer | 0

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Question

Containg the especific number in the vector
Hi MATLAB Community, I would to ask a help please, my purpose in the follow code is counting, how many number greater 1 ...

bijna 5 jaar ago | 1 answer | 0

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Question

Index exceeds the number of array elements (1).
Hi community Matlab, My programme is generating the following error, if true function dxdt = semibrx(t,x,k,Kc,V0,v0,...

ongeveer 5 jaar ago | 1 answer | 0

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Hello Team. I try use the comand 'syms', but received this error.... Can my help please?
Problem Solving Community, Thank you for all :)

meer dan 5 jaar ago | 0

Question

Hello Team. I try use the comand 'syms', but received this error.... Can my help please?
>> syms x f = -2*x/(1+x^2)^2; int(f) Error using mupadmex Internal error with symbolic engine. Quit and restart MA...

meer dan 5 jaar ago | 2 answers | 0