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# Thijs

### Tudelft

20 total contributions since 2009

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why I obtained different result from NN sim and manual calculation using the weights
doing some matlab hackery i think i found the answer. both the inputs and the outputs of the neural network are mapped onto a m...

4 years ago | 0

how save diplayed data?
fid=fopen('webscopG.txt'); for j=1:100000 tline{i} = fgetl(fid); i=i+1; if ~ischar(tline), break, end ...

4 years ago | 0

Question

plot3+color
I have a [N,4] data set which I want to visualize as 3d line representing the fourth column as a color. Any ideas on how to do t...

4 years ago | 1 Answers | 0

### 1

logical indexing
a(logical(b)) does what I want. In case anyone else is wondering

4 years ago | 0

Question

logical indexing
imagine you have a two matrixes: a=[1 2 3 4 5 6 7 8 9]; b=[1 0 1 0 1]; how do i use the b matrix as a logical index? ...

4 years ago | 5 Answers | 0

### 5

video classification using svm
if you have the bioinformatic toolbox you can use svmtrain to train your classifier and svmclassify to classify it.

5 years ago | 0

Exporting Data from MATLAB to MS word.
I can suggest a work around, but I'm only sure it works if you have msoffice 2007. create the msword file, instead of inserti...

5 years ago | 0

Question

lsqcurvefit command window exit flag suppression
lsqcurvefit dumps its exit flags in the work space. i.e lsqcurvefit stopped because the problem appears to be locally singula...

5 years ago | 1 Answers | 0

### 1

Solved

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

5 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

5 years ago

General questions about neural networks for data classification
ugh wrote virtually an entire essay then accidentally deleted it.. So here a shorter and possibly less flippant version: 1 us...

5 years ago | 0

| accepted

Clickable contour map

5 years ago | 0

Question

Docking the simulink window
Is there anyway to dock the simulink model into the main matlab window?

5 years ago | 1 Answers | 0

### 1

Submitted

Redraw lines in simulink v1
This simple function redraws the lines in (the top level) simulink.

5 years ago | 1 downloads |

how to add noise to image in frequency domain
try the following: help rand or help randn

5 years ago | 0

variable sweep in simulink
in simulimnk change the name of the gain parameter to for example G. The value for G can then be specified from the workspace. S...

5 years ago | 2

| accepted

How did you learn MATLAB?
started picking it up about 5 years ago. Was thrown into the deep end during a first year bsc. mechanical engineering project. a...

5 years ago | 0

Question

command line, grouping blocks into subsystem
Is there any way to group simulink blocks into a subsystem, using the command line? I can think of a work around to first add ...

5 years ago | 1 Answers | 0

### 1

Question

setting simulink block values from command line
Hi, Does anyone know whether it is possible to pass a variable name to a simulink block when defining it from the command lin...

6 years ago | 1 Answers | 0