Rik

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E-mails with feedback/questions about FEX submissions are welcomed. In general I will post e-mails about Answers on the related page, unless there is good cause not to do so.

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Respondida
cannot find downloaded files!
These download+install programs tend to download file in two locations: your downloads folder and your temp folder. I don't know...

3 días hace | 0

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Concatenating a cell array
The assignment tells you to use a for loop. So even if it can be solved without one, let's do it. But before we can do that, we ...

3 días hace | 0

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Enviada

Wayback Machine API
This functions acts as an API for the Wayback Machine (web.archive.org).

8 días hace | 3 descargas |

Respondida
Evaluating function handles without writting inputs
The only way I can think of would be by wrapping the anonymous functions. x=5;y=10; f=@(x,y) x.^2+y.^2; f=@() f(x,y); phi ...

9 días hace | 0

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readdicomfolder
placeholder

15 días hace | 1 descarga |

Respondida
Fastest way of opening a text file and converting it to a matrix?
doc fscanf If you know the format, using that knowledge always improves speed, since the more complicated tools don't need t...

19 días hace | 0

Respondida
Delete part of a 4D array
Let's try something: try data=rand(4,3,5,6); data(1:2,3,:,:)=[]; catch ME warning('error: %s',ME.message) end ...

21 días hace | 0

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use struct in loop for
I fully agree with Dyuman and Stephen. As to the source of the error in this code: the error message is giving you a hint. So...

22 días hace | 0

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ifversion
Determine if the current version satisfies a version restriction

25 días hace | 2 descargas |

Respondida
how to do for loop 2nd level?
Your code can be optimized, but here are the minimal changes. beam = {'A';'B';'C';'D';'E';'F';'G';'H';'I';'J';'K';'L';'M';'N';'...

alrededor de 1 mes hace | 0

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Store values from loop
If you want to store results from all iterations, you need to store them and not overwrite them: res1 = cell(1,100);index = 0; ...

alrededor de 1 mes hace | 0

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M-scripting tutorial
If you want to learn the Matlab basics you may consider doing the Onramp tutorial (which is provided for free by Mathworks). If...

alrededor de 1 mes hace | 0

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Using string variable names for dot indexing
You're missing parentheses: varnames = {'rsrp_nr' 'sinr_nr'}; T=table(pi,2*pi,VariableName={'rsrp_nr' 'sinr_nr'}) T.(varnames...

alrededor de 1 mes hace | 1

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define function in one line
I don't know if you want to avoid anonymous functions as well, but this should give you a finer plot: % p = sin(t) when t<0.6 ...

alrededor de 2 meses hace | 0

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Respondida
Clear distinction between positive and negative in colorbar
I would suggest using the top half of viridis and the bottom half of plasma (or the reverse). You can get both of them here. Th...

2 meses hace | 1

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how can I extract values from a struct matrix that contains only one value to make single matrix from it?
Using numbered field names is a bad idea. It is almost as bad as using numbered variable names directly. The solution is to use...

2 meses hace | 0

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What to do if my script gives error "The input was too complicated or too big for MATLAB to parse"?
I know I'm almost 7 years late to the party, but I just ran into this problem and was able to find a source and solution. For m...

2 meses hace | 1

Respondida
I have a matrix problem to solve; A = (:,1) and B = (:,1) and C(:,1) matrixes. This I need in the tensor form like shown in the figure. How to calculate the determinant.
Use the zeros and size functions to generate the zeros row by row. Once you have the matrix you can use the det function to calc...

3 meses hace | 0

Respondida
Coding practices to simplify complex functions
I would suggest using a struct (or Name,Value pairs) for functions with more than 4 inputs. The attached function allows parsing...

3 meses hace | 0

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I have algorithm I have estimated the data pretty well , but I 'm not able to forecast it .
As the error message is telling you, the problem is here; error('Forecast:TooFewSamples','The data should contain at least %d ...

3 meses hace | 0

Respondida
AppDesigner in headless mode (without GUI)
I'm not aware of a way to use an AppDesigner app without the app, so I doubt you will like my suggestion: You should extract th...

3 meses hace | 2

Respondida
install add-on
Windows is picky with spaces in the path, so you need to add double quotes. The command below might do the trick. cd "C:\Pr...

4 meses hace | 0

Respondida
Help, my matlab mex file format is weird
When I download it, it isn't a plain text file. Often when people attempt to download a file from github, they save the web v...

4 meses hace | 0

Respondida
How to plot 4d bar with 4 column vectors?
For this small number of elements, I would try plot3, with the 4th dimension replaced by color. Once you get to many more dat...

4 meses hace | 0

Respondida
Why MATLAB R2023b requires macOS 12.6? Would 12.3 work?
Each Matlab release has a range of OS versions that are officially supported. This is only the official list. It is very well po...

4 meses hace | 0

Respondida
Transforming workspace into table using script in MATLAB
Since it is a variable in the main workspace, it is already available in scripts. However, you should not use scripts for serio...

4 meses hace | 0

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Respondida
How to increase speed of a multi-vector calculation
The iterations are not interdependent, so you should be able to use a parfor loop instead. You could consider performing thos...

4 meses hace | 0

Respondida
Setting the editor (not Live editor) text and background colors from code
I always run MATLAB Schemer after I install Matlab. You can dig into the code to find the actual field you can use. It might no...

4 meses hace | 1

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My datastructure only contains the last subjects information. So in my for loop the structure is getting overwritten. How can I change this?
Your last line overwrite the struct every iteration. Using indexing will create an array: Datastructure(i) = Input_Data( .....

4 meses hace | 0

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getUTC
get the current time in UTC

5 meses hace | 2 descargas |

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