Community Profile

photo

Thomas Koelen


Océ Technologies

117 total contributions since 2015

Image quality analyst at Océ Technologies
Studied Applied Physics in Enschede

Contact

Thomas Koelen's Badges

  • 3 Month Streak
  • Thankful Level 2
  • Ace
  • Knowledgeable Level 3
  • First Answer
  • Solver

View details...

Contributions in
View by

Answered
Writing error in parfor loop
Try writing a function that writes the data, then call this function in your parfor loop.

4 years ago | 0

Answered
How to scale a dataset to fit an other dataset?
http://nl.mathworks.com/help/matlab/ref/interp1.html

4 years ago | 0

Answered
Concatenate Columns of Cells
I think this does what you want :) a={'20/7/2014' 0 0; 0 '23/7/2014' 0; 0 0 '26/7/2014'}; j=1; for i=1:size(a,1)*si...

4 years ago | 0

Answered
ideas to smooth a sharpe corner of a graph?
Maybe construct splines? <http://nl.mathworks.com/help/curvefit/examples/how-to-construct-splines.html> example: x=1:...

4 years ago | 0

Answered
This question I found in internet please help me to solve this question.
I strongly feel like this is homework.. but: function M_out = odd_index(M) M_out = M(1:2:end, 1:2:end); end

4 years ago | 3

| accepted

Answered
changing the name of the excel file using ActXserver
You could read the file with xlsread then save it with the name you want with xlswrite <http://nl.mathworks.co...

4 years ago | 0

Answered
Keep GUI functions running when opening an uigetfile Dialog?
Try calling a function that calls the uigetfile function, maybe this works but I'm not sure.

4 years ago | 0

Answered
Replace values with specified values
I answered the (somewhat) same question yesterday, this should solve your issue: <http://www.mathworks.com/matlabcentral/answ...

4 years ago | 0

Answered
Make ifft2 to give real output
use abs() or real()? depending on if you want only the real number or the absolute value.

4 years ago | 0

Answered
New design of the forum - grey on white / wish list #3 / bug reports
If I scroll down to a topic I have to scroll up all the way to go to the top part of the menu of the website (file exchange, l...

4 years ago | 0

Answered
findout the second largest element in each row and its location in a matrix
Edit: seems like I misread second largest... , should be ;. A=[1 2 3 4 5; 6 7 9 8 10; 11 12 14 13 15]; [m,i] = max(A,...

4 years ago | 0

Answered
Obtaining a list of (x, y) points that correspond to specific values of concentration that are chosen at random
clc clear all close all NOP=10; A=rand(52,61,61)*100; B=0; Z=0; while length(B)<NOP X=randi([1 52]); ...

4 years ago | 2

| accepted

Answered
Is it possible to write several functions into a single m-file?
The first function in an m-file (i.e. the main function), is invoked when that m-file is called. It is not required that the mai...

4 years ago | 2

| accepted

Answered
Matlab jokes or puns
<<http://i.imgur.com/7AX4M1F.jpg>>

4 years ago | 2357

Answered
Matlab jokes or puns
Found in a collegues code: <<http://i.imgur.com/f1fqR9P.png>>

4 years ago | 179

Question


Problem with interp1 with data that occurs multiple times
I have two sets of data: NMA = 1.0000 0.9568 0.8540 0.7553 0.6755 0.6031 0.5388 0.4...

4 years ago | 0 answers | 0

0

answers

Answered
32 bit exe compilation using matlab 64 installed
As of R2010b, it is possible to compile 32-bit Windows applications using MATLAB on a 64-bit machine. See the -win32 option on t...

4 years ago | 0

Answered
How to do Design of Experiments with Box-Behnken design with my required levels?
dBB=bbdesign(3); dBB(dBB==-1)=40; dBB(dBB==0)=30; dBB(dBB==1)=0.5; dBB Here you go. Dbb= 40.0000 4...

4 years ago | 2

Answered
How can I get the interpolated value of and array
interp1(height,distance,heightinput)

4 years ago | 0

| accepted

Answered
Reorienting Accelerometer data according to gravity
This website explains it very well, also shows some example coding, it's matlab however: <http://balkansoft.blogspot.nl/2012...

4 years ago | 0

Answered
Creating random circle patterns in an image
Hallo Iris, je kan hier deze functie voor gebruiken. function circle(x,y,r) %x en y zijn de coördinaten vaan het midden ...

4 years ago | 1

Answered
how to clear axis in for loop?
Why would you use m instead of just using the i you already specified in your for loop? For further work don't use i or j as ...

4 years ago | 0

Answered
How to compute P.S.N.R value for the below set of images?
If you have the image processing toolbox you can use the function: peaksnr = psnr(A,ref) where A is your output1 and ref...

4 years ago | 0

| accepted

Answered
what are the different between test data and training data??
In a dataset a training set is implemented to build up a model, while a test (or validation) set is to validate the model built....

4 years ago | 1

Answered
How did file size change with print(gcf,'-dmeta')?
Try this: [image,path] = uigetfile('*.*'); info = imfinfo(fullfile(path,image)) check the differe...

4 years ago | 1

Answered
3D histogram of RGB image
<http://nl.mathworks.com/help/stats/hist3.html> Your teacher was right.

4 years ago | 0

Answered
Clearing the cell array at the end of the loop
At the end of you loop you just put: d={}; Thomas

4 years ago | 1

| accepted

Answered
Additional text on contour lines
Try using the CLABEL function to get the text object handles and then set the text object "String" property to the text you wa...

4 years ago | 0

Answered
How to add two images in one, next to each other
Try using montage: <http://nl.mathworks.com/help/images/ref/montage.html>

4 years ago | 0

Load more