photo

Niels


Universiteit Twente

2014 年からアクティブ

Followers: 0   Following: 0

メッセージ

統計

All
  • Knowledgeable Level 3
  • 3 Month Streak
  • Knowledgeable Level 2
  • First Answer
  • CUP Challenge Master
  • Promoter
  • Leader
  • Commenter
  • Solver

バッジを表示

Feeds

表示方法

回答済み
How can i get one GUI to trigger another GUI?
What you could do is <http://nl.mathworks.com/help/matlab/ref/handle.addlistener.html add a listener> in GUI_2 to an object in G...

8年弱 前 | 0

| 採用済み

質問


All iterative solvers seem to fail for 3D poisson eqn
I have written a function that sets up a sparse matrix _*A*_ and RHS _*b*_ for the 3D Poisson equation in a relatively efficient...

8年弱 前 | 0 件の回答 | 0

0

回答

質問


Optimization using lsqnonlin on very distinct data sets that depend on the same variables
I am working with some large data sets ( _N_ rows of data with 1 parameter varied, each consisting of _M_ points) for which it i...

約8年 前 | 0 件の回答 | 0

0

回答

質問


Diary does not print backspace ('\b') properly - alternative/solution?
I have a bunch of scripts + functions that output their progress to the command window. At the same time I would like to write t...

約9年 前 | 3 件の回答 | 0

3

回答

回答済み
Sorting an array of strings based on number pattern
Ok, I should've searched better... Problem solved with a <http://www.mathworks.com/matlabcentral/fileexchange/47434-natural-o...

9年以上 前 | 0

| 採用済み

質問


Sorting an array of strings based on number pattern
I'm looking for an _efficient_ way to solve the following issue: Typically I read out all files in a directory that match a c...

9年以上 前 | 2 件の回答 | 1

2

回答

回答済み
Output of changing number of columns
I believe a simple *repmat* should do the trick: fprintf(out, repmat('%14f ',[1,size(array,2)]), array);

9年以上 前 | 2

回答済み
I'm using a for loop to create a new random variable X with range [0 1], I want the forloop to ignore values above 1 and iterate untill all the values are in range.
Change your *for*-loop to a *while*-loop if you want to keep looping. I also believe that you stored your data incorrectly, as ...

10年弱 前 | 0

| 採用済み

回答済み
read a mat file once it appears in the folder?
One approach you could use is to write the filenames of all the current .mat files to e.g. a text document. You can import the c...

10年弱 前 | 1

| 採用済み

回答済み
Help with 'Variable 'sa' is undefined on some execution paths'
You have 6 if-statements. Could it be that your x falls out of the ranges you've specified? Just for clarity - your total ran...

10年弱 前 | 0

回答済み
Collecting a key press
It would be good if you provide us with a snippet of the code you are using right now. With the current information provided,...

10年弱 前 | 0

| 採用済み

回答済み
How to calculate the area of the green shaded region in MATLAB
Is it not possible to simply calculate the difference between your y-values and the straight line, take the mean of every 2 neig...

10年弱 前 | 0

回答済み
How to solve multiple equations dependent on each other?
Since you depend on your previous answers, you can simply loop through the equations and store the answers. x = ones(1,10);...

10年弱 前 | 0

| 採用済み

回答済み
why doesn't the function sigshift work when i use it for x(n) = 2x(n - 5) - 3x (n + 4).
Your function *sigshift* seems not to be a built-in function. Are you sure the function/directory it is located in is included i...

10年弱 前 | 0

回答済み
Is it possible to solve the equation in matlab without rearranging it??
Although I don't see why you would even bother to do it without rearranging, it is easily possible if you have the symbolic tool...

10年弱 前 | 0

| 採用済み

回答済み
How to delete repeated column in this matrix?
b = unique(a,'rows','stable'); b = 6.7747 15.1502 126 ...

10年弱 前 | 3

| 採用済み

回答済み
Find unique values in a sequence containing at least 3 elements
u = unique(x); a = histc(x,u); y = u(a>=3); This should do the trick. First determine the unique values in the vector...

10年弱 前 | 1

| 採用済み

回答済み
How to convert from Roman numeral to decimal
The easiest solution is to get yourself a suitable tool from the File Exchange. For example <http://www.mathworks.com/matlabc...

10年弱 前 | 0

回答済み
Index exceeds matrix dimensions, error problem
Your variable _look_ has a length of _eleimg_. You are trying to access some value between 1 and _Nx*Ny*L_ (which is equal to...

10年弱 前 | 0

回答済み
How do I make a cell of cells in a for loop?
Your variable _omt1_ is put inside the wrong loop. Right now it is overwritten for every iteration of _k_. What you should d...

10年弱 前 | 1

| 採用済み

回答済み
WHAT does this mean?
This probably means that you are referring to something like d(3,3) while the variable _d_ does not exist. You might ...

10年弱 前 | 2

| 採用済み

回答済み
Find string (from table) in cell in matlab
If your cell array contains mixed datatypes, then _ismember_ indeed does not work. However, something like *find(strcmp('You...

10年弱 前 | 2

回答済み
how do I select every single element of matrix except middle
If I understand you correctly, you could do something like this: A(A~=A(ceil(numel(A)/2))) or setdiff(A,A(ceil(nume...

10年弱 前 | 0

回答済み
problem savind with diary function
If you add diary on after line 27, then it should work.

10年弱 前 | 0

| 採用済み

質問


Interpolate arbitrary curve to regular (x,y) grid
Hello, I ran into a problem that I cannot seem to solve in an elegant way. Say, I have a spiral-like curve which I want to...

10年弱 前 | 0 件の回答 | 1

0

回答

回答済み
Vectorization of non-recursive equation made difficult by NaN
I seem to have found a solution that does the job by determining multiplication factors prior to the calculations, i.e.; new...

10年弱 前 | 0

| 採用済み

質問


Vectorization of non-recursive equation made difficult by NaN
I am performing some simple manipulations in a 2-dimensional grid where certain nodes should not be taken into account. These ar...

10年弱 前 | 1 件の回答 | 0

1

回答

回答済み
How to parse information between two strings using regular expressions?
Alternatively, you may also consider using regexprep instead of regexp. >> extract = regexprep(str,pat,'') extract = a,b,...

10年弱 前 | 0