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Rik


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2,004 2017 이후 총 참여 횟수

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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"Unable to perform assignment..." Indices size error
The source of the issue is a bit earlier in the code: the code that is supposed to find the dominant eigenvalue doesn't work as ...

약 18시간 전 | 1

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Obtain matrix with YDIR reverse
Since reversing the y-direction is mostly equivalent to flipping the sign: B=[A(:,1) -A(:,2)];

약 19시간 전 | 0

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How to concatenate a row of variable names and a double?
If you want to mix data types: that's not going to be possible. Each variable in Matlab can only be single type, so something li...

1일 전 | 0

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How do I plot distribution of time lags using histogram with a smoothed line?
h.BinCounts contains the height of each bar and h.BinEdges can be used to find the bin centers. If you want to smooth the result...

3일 전 | 0

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Passing variables between GUI's and invalid object or handle
The setappdata function also accepts uifigure handles, so you need to use that as input: app=struct('self',uifigure); %% seta...

3일 전 | 1

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How to convert a text file to 0's and 1's
If you have a master-list you can use ismember to create a logical vector line by line. If you need an example, you should post ...

3일 전 | 0

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Treasure Hunt Game MATLAB
I would propose a different tactic: use the map itself to keep track of the remaining gold. Your current method is fairly confus...

4일 전 | 0

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i want to plot a certain number of a function
A surface (or plot3) would maybe make more sense, but here is what you asked for. Ideally you would use an interpollation inside...

5일 전 | 0

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How to limit calculation precision?
You could round the end result. This will of course not replicate any rounding errors. In general calculations will run at the ...

5일 전 | 0

질문


What is missing from MATLAB #2 - the next decade edition
Meta threads have a tendency to grow large. This has happened several times before (the wishlist threads #1 #2 #3 #4 #5, and 'Wh...

5일 전 | 답변 수: 3 | 2

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How do I show my fprintf of for loop in textbox GUI
You should use sprintf to create a char array that you can display in your text box. If you want to add lines instead of overwr...

7일 전 | 0

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Callback Push Button Execution
A callback has the object handle as the first input and the eventdata as the second input. You can use the object handle to retr...

9일 전 | 0

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Creating a dropdown menu in inputdlg box in MATLAB
You can create new figure and put a uicontrol element on it, or you can use listdlg. If you need help implementing my first sugg...

10일 전 | 0

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how to download matlab 2020b for 32 bits system?
Matlab R2020a for 32 bit windows doesn't exist. The last release with a 32 bit version was R2015b.

11일 전 | 1

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Interpolation using two variables
doc interp2

12일 전 | 0

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If I want to change the middle element of the array n, from n1 to n6, step wise, what code has to be used ?
If you replace n1 with n_{1} (and do the same for the other 5), you can use a loop. Don't use numbered variables, use arrays ...

13일 전 | 0

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Undefined function or variable 'datatip'
The datatip function was introduced in R2019b, so you will have to find an external implementation (or write it yourself), or up...

14일 전 | 0

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How can I select a specific line in a text file base on a specific string in that line?
Read the entire file and split by newline character (e.g. with my <https://www.mathworks.com/matlabcentral/fileexchange/68780-re...

18일 전 | 0

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Maximum of the image size png Matlab
Short answer: trial and error. Long answer: This should probably be somewhere in the doc. Only after the trial and error did I...

28일 전 | 1

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how to write loop for in for
Because you want to determine the value of a by looking at x, you need to do just that: A=readfile('https://www.mathworks.com/m...

28일 전 | 0

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Textscan from a text file that contains signs
Use strspilt to split each line. Then you can check if there are enough elements on that line, select the 6th element and use st...

28일 전 | 1

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Cutting a Matrix Into a Triangle
Use fliplr to mirror the matrix, then use tril or triu, then mirror again with fliplr.

30일 전 | 1

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PhotoAnnotation
View photos along with their description

30일 전 | 다운로드 수: 3 |

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ComputeNonCryptHash
Compute a non-cryptographic hash

30일 전 | 다운로드 수: 2 |

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regexp_outkeys
Extend the regexp function for old Matlab releases

30일 전 | 다운로드 수: 2 |

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ifversion
Determine if the current version satisfies a version restriction

30일 전 | 다운로드 수: 1 |

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ETA_disp
Display the estimated time of completion of a looping process

30일 전 | 다운로드 수: 1 |

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getUTC
get the current time in UTC

30일 전 | 다운로드 수: 3 |

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WindowLevel
Enable setting the window level (contrast and brightness) by dragging

30일 전 | 다운로드 수: 5 |

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RegGrow
Region growing algorithm (supports 2D, 3D, and ND)

30일 전 | 다운로드 수: 12 |

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