Respondida
problem for creating vector with for loop
a={'w','c','e'}; nRep = 5; your_mat = reshape(repmat(a,nRep,1),1,[]);

casi 12 años hace | 0

| aceptada

Respondida
determine quantity of pixel in one image
Well, that would depend on the area, wouldn't it? number_of_pixels = width * height;

casi 12 años hace | 1

Respondida
Mahalanobis distance between a point and a line
doc pdist doc mahal And by distance between a point and a line do you mean the shortest distance? Also, the mahalanobis di...

casi 12 años hace | 0

Respondida
Scatter plot does not display point 0,0 when double precision
Trying to understand the mess that is Matlab's graphics engine is a real pain. I can only recommend a workaround: x = [0 0;...

casi 12 años hace | 0

| aceptada

Respondida
How to change the ksdensity transparency
_ksdensity_ produces a line object. Line objects have no transparency (alpha) property in Matlab. So no, you can't do what you a...

casi 12 años hace | 0

| aceptada

Respondida
To find the slope and aspect from digital elevation model image file
doc gradient

casi 12 años hace | 0

Respondida
clearing all variables crashes matlab, clearing dll memory?
_clear all_ pretty much kills everything (including whatever functions you might have loaded). You could try _clearvars_ if you...

casi 12 años hace | 0

Respondida
How can I do the average between many vector columns?
%Creating vectors: for ii = 1:50 str = ['a' num2str(ii)]; assignin('base',str,rand(100,1)); end %Preall...

casi 12 años hace | 1

| aceptada

Respondida
problem of Accuracy in vectors
Please try: 0:2:3 You will see that it will not return 3. That is because the behavior of the colon operator is such that...

casi 12 años hace | 0

Respondida
Result in matrix is not divided
It sounds like you have set your format to *rat*. Please read the documentation concerning *format*. To see you current displa...

casi 12 años hace | 0

Respondida
\daleth symbol not working
No, there is no simple way. Please see <http://www.mathworks.com/matlabcentral/answers/86824-which-latex-characters-does-2013a-s...

casi 12 años hace | 0

Respondida
how to draw random numbers from the vector
doc ranperm x = rand(1000,1); %could be any other distribution, please see documentation 1. rand(10,1); %smaller sa...

casi 12 años hace | 0

Respondida
Perform operation on matrix without for loop
*EDIT* permute(bsxfun(@minus,permute(x,[2 3 1]),offset),[3 1 2]);

casi 12 años hace | 0

Respondida
Saving variables to file with desired precision
A *double* might not have sufficient capacity to store 30 digits of precision. It only has the capacity for around 15 decimal di...

casi 12 años hace | 0

Respondida
taking power of elements in matrix
c.^-2

casi 12 años hace | 1

| aceptada

Respondida
How do i make an addition table?
doc bsxfun

alrededor de 12 años hace | 0

Respondida
Why does declaring a global variable take so much time?
Just a quick test: num = 100000000; tic a = 1; for ii = 1:num; a = ii; end toc global b; b = 1;...

alrededor de 12 años hace | 0

| aceptada

Respondida
while doing the installation of Simmechanics link the following error is coming. the error is " Warning: Permission denied to create file "C:\Program Files\MATLAB\R2010a\bin\registry\pmi_mli.xml"." how to resolve the issue
Sounds like you have no write access to that folder. Change that and if you can't, try installing it somewhere else or ask your ...

alrededor de 12 años hace | 1

Respondida
How to find the mean of a set of numbers without using the mean or sum functions
Probably not what your teacher wants, but an opportunity to learn about convolution: nRow = 10; nCol = 15; your_mat =...

alrededor de 12 años hace | 0

| aceptada

Respondida
Find at least 4 consecutive values less than 1 in an array
M = [1 0 .3 .5 .2 .1 6 7 .3 .5 10 1 .8 .9 .7 .2 .1 .3]; numVal = 4; your_vals = conv(double(M<1),ones(1,numVal)/numVal,'...

alrededor de 12 años hace | 0

Respondida
defining several command lines as description without using sign % before all of them
%{ Look I am all commented out Even here and here ad nauseam %}

alrededor de 12 años hace | 0

Respondida
Interpolation of two Matrices of different Lenght
t1 = 1:20; t2 = 1:2:20; data1 = rand(numel(t1),1); data2 = rand(numel(t2),1); %One alternative figu...

alrededor de 12 años hace | 0

Respondida
Why fminsearch does not find the global minimum?
There is no optimizer that can absolutely guarantee that it will find the global optimum. They are all more or less adapted to c...

alrededor de 12 años hace | 1

Respondida
how to set rounded to 4 decimal places for a vector?
You should realize that even if you display them with four decimal places, they would still be stored as doubles in memory, i.e....

alrededor de 12 años hace | 0

Respondida
Only check if statement once, or, disable code block after 1 check
You might need to write the same code twice: ii = 1; %check %do your stuff for ii =2:end %do your stuff end ...

alrededor de 12 años hace | 0

Respondida
finding simultaneously maximum values of three vectors (optimal point)
max(A+B+C)

alrededor de 12 años hace | 0

Respondida
Removing selective data from matlab plot by date
<http://www.mathworks.com/matlabcentral/fileexchange/25153-selanddel-interactively-select-and-delete-points-from-a-2d-plot-with-...

alrededor de 12 años hace | 0

Respondida
matlab recognise french character
What character encoding are you using? Might be that French is not supported for it. You could always change it. doc slChara...

alrededor de 12 años hace | 0

Respondida
Use whole cpu for my n^2*2^n code
Short of modifying the source code, you can't.

alrededor de 12 años hace | 0

| aceptada

Respondida
Why Matlab doesn't support font for foreign language such as Czech. For example the character ě š č ř ž ý á í é.
What character encoding are you using? Might be that Czech is not supported for it. You could always change it. doc slCharac...

alrededor de 12 años hace | 0

Cargar más