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Marc Laub


Last seen: 2 jours ago
38 total contributions since 2019

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Question


Variable cell array size for mex function does not work
Hey, I' am trying to bypass the 32bit limit of the MatLab coder, so I chunked my matrix into pieces and wnt to give that pieces...

6 jours ago | 0 answers | 0

0

answers

Question


Editing code for mex function to support 64 bit indexing
Hey, I want to speed up my code by using a mex function, I actually already did but the probem is that MatLab coder only suppor...

8 jours ago | 0 answers | 0

0

answers

Question


How to change font in legend while using latex interpreter
Hey, I needed a fraction bar in my legend, so I used latex as interpreter, but now the legend font is in the default tex math f...

9 jours ago | 1 answer | 0

1

answer

Question


Describe to plots in one line in legend
Hey, I have a plot full of lines and to not overload the legend I wanted to only describe some major differences between the ...

13 jours ago | 1 answer | 0

1

answer

Question


How to manually edit MatLab Coder .mex-file code to support 64bit indexing
Hey, I have a problem that mex files generated by MatLab Coder only supports 32bit indexing, which is the reason my program get...

environ un mois ago | 1 answer | 0

1

answer

Question


Unexpected unknown exception from MEX file..
Hey, I wrote my bottleneck function as a mex function and it works well so far, but at a sudden point in my programm I just g...

environ un mois ago | 0 answers | 0

0

answers

Question


Change position of exponent of y axis in figure
Hey, I am wondering if there is a possibility to change the position of the exponent of the y axis in a figure. In my case the...

environ 2 mois ago | 1 answer | 0

1

answer

Question


Convert function with struct input to mex while number of fields is unknown
Hey guys, I am trying to translate a matlab function of mine into a mex function but I am facing some issues. The problem is, ...

environ 2 mois ago | 0 answers | 0

0

answers

Answered
Code acceleration by mex-file
Thanks, it was the double instead of integer problem. I simply typed the code as in that tutorial but somehow in his tutorial ...

environ 2 mois ago | 0

Question


Code acceleration by mex-file
Hey, I'am new to the mex-section, but I wanted to accelerate my code, more a very specific time consuming function. To start ...

environ 2 mois ago | 1 answer | 0

1

answer

Question


Specify band width for kernel PDF
Hey, I'm wondering if there is a possibilty to use the improves Sheater Jones algorythm for optimal bandwith in multimodal di...

environ 2 mois ago | 0 answers | 0

0

answers

Question


How to implement load function into MatLab Coder
Hey guys, I wrote a programm in Matlab and it takes quite a long time to run through, so we wanted to know how much faster it...

environ 2 mois ago | 1 answer | 0

1

answer

Question


Properties of adjacency matrix
Hey following thought about the adjacency matrix of a graph. Is it possible to distinguish from the adjacency matrix of a grap...

6 mois ago | 4 answers | 0

4

answers

Question


individual sum of array in cell
Hey, I have a cell, for example: array1 = {[4,3.3,2.5,0.71];[3.4,2,1,0.3];...} and I need the sum of each individual array as...

6 mois ago | 1 answer | 0

1

answer

Question


Pointer equivalent in MatLab
Hey guys, I defined an object handle class with some objects in it and those objects got a property which I called "neighbour" ...

6 mois ago | 0 answers | 0

0

answers

Question


Can I use the graph function to link user defined objects instead of vertices?
Hey there, is it possible to use the excisting grapf-function with all its funtionalities to link my own objects rather than ...

7 mois ago | 1 answer | 0

1

answer

Question


MatLab crashing while saving variable
Hello, I am facing issues saving variables from my workspace. MatLab always crashes when I try to save handle objects. When ...

7 mois ago | 1 answer | 0

1

answer

Question


How to check if multiple objects are linked in a continuous way?
Hey, I have multiple handle class objects from a handle class. I now link them to each other under certain circumstances whi...

7 mois ago | 1 answer | 0

1

answer

Question


share data between workers while retrieving data from handle class within parpool
Hey guys, following problem. I have a handle class which is linked to different handle class objects of its own class and ...

7 mois ago | 1 answer | 0

1

answer

Question


Looking for help changing linked class objects in parallel
Hey guys, I'am looking for help with following problem. In my code I have defindes vertices, edges and polygons as class han...

8 mois ago | 0 answers | 0

0

answers

Question


How to use fetchNext correctly?
Hey, I have to functions which I want to calculate on a parrallel pool. The input of the second function is the output of the...

8 mois ago | 1 answer | 0

1

answer

Question


Why is my parfor loop not running?
Hello, I guess this question has been asked multiple times. I did all the troubleshooting before but I still dont undersatdn wh...

8 mois ago | 0 answers | 0

0

answers

Question


How to check if different objects are already linked?
Hey guys, I have following problem: I created a kind of voronoi mesh and I now know the position of all vertices and which ver...

8 mois ago | 0 answers | 0

0

answers

Question


Replace polygon vertices outside boundary by vertices on boundary
Hallo, following probelm: I have a cell arra where the coordinates of many polygons are in, generted by a voronoi tesselati...

8 mois ago | 0 answers | 0

0

answers

Question


Influence size distribution of voronoi diagramm
Hey everybody, I tried so "simmulate" a grin distribution with a voronoi diagramm. Plotting the area distribution and the rad...

8 mois ago | 0 answers | 0

0

answers

Question


How is the polyarea function input order to receive correct results?
Hi everyone, In the help of the polyarea function it says that the value returned can depend on the order of the input values? ...

8 mois ago | 1 answer | 0

1

answer

Question


Delete multiple elements from matrix, that match value at once
Hello everybody, I wanted to know if there is a possibility do remove certain elements from a matrix at once, that match a spec...

8 mois ago | 2 answers | 0

2

answers

Question


Conclude new distances from periodicity without calculating
Hell everyone, my problem is following: I'm doing a simulation on particle growth and I wan to include neighbourhood relations...

9 mois ago | 0 answers | 0

0

answers

Question


Deleting specific values of fields inside a struct array
Hello everyone, I have a struct array with multiple fields. All fields are arrays with the same length. a=struct(); a.fiel...

9 mois ago | 1 answer | 0

1

answer

Question


How and when does MatLab support symatrical vector operations?
Hello, my question is following? I want to do a vector operation and I want to be sure that MatLab takes advantage of symmetri...

9 mois ago | 0 answers | 0

0

answers

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