Richard Crozier

The University of Edinburgh

Last seen: plus d'un an il y a | Actif depuis 2009

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Professional Interests: Electrical Engineering, Renewable Energy

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Level 2 S-Function block port sampling mode error
When I try to run a model containing Level-2 m-code S-Function block I have created I get the following error: Level-2 MATLAB S...

plus de 4 ans il y a | 1 réponse | 0

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Can I use a C MEX function in Level-2 M-File S-Function for deployment to a speadgoat real-time PC?
I have created a Level-2 M-File S-Function which internally calls a C MEX function. This works fine in normal simulink, but is i...

plus de 4 ans il y a | 1 réponse | 0

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How best to set Matlab Level 2 S-Function port sizes based on dialog parameters?
I'm creating a Level 2 S-Function with two inputs and one output port. One input port and one Output port will vary in size, bu...

presque 5 ans il y a | 1 réponse | 0

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I already have MinGW on my computer. How do I configure it to work with MATLAB?
I am trying the described solution in Matlab R2018a. If I run without administrator priviliges I get the following when trying ...

presque 5 ans il y a | 1

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Can I have subdirectories in a +package directory?
The answer is no, you cannot have subdirectories in a package directory.

environ 6 ans il y a | 0

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How to get unique members of an array of handle classes?
I have an array of classdef object derived from handle. It is possible that some of these members could actually point to the sa...

plus de 6 ans il y a | 1 réponse | 0

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How do I use live script (*.mlx) files in source control?
No you cannot use live scripts with any of the major version control systems such as svn, git or mercurial. They are a binary fo...

plus de 6 ans il y a | 4

Question

How can I use an existing Level-2 C S-Function in embedded application?
I have a simulink model which incorporates a Level-2 C code S-function. I would like to use Simulink Coder to build the model fo...

environ 7 ans il y a | 1 réponse | 0

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Does simulink scale ill-conditioned matrices provided to State-Space block?
The question title says it all really, does simulink scale ill-conditioned matrices provided to State-Space block? The help d...

environ 7 ans il y a | 1 réponse | 0

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Lining to static library using Mingw-w64
I figured out you can just change the lib name to end '.lib' instead of '.a'. This shouldn't work since a .a file is a different...

plus de 7 ans il y a | 0

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Lining to static library using Mingw-w64
I want to create a mex file which links to a static library. This library was created using Mingw-w64 and has the |.a| file exte...

plus de 7 ans il y a | 1 réponse | 0

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Question

How is extrapolation performed in the Simulink Transport Delay block?
The Simulink Transport Delay block states that if the specified delay is smaller than the current time step extrapolation is per...

plus de 7 ans il y a | 1 réponse | 0

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Why is my Matlab hgtransform matrix invalid?
I am attempting to apply a transform matrix by setting the |'Matrix'| property of a matlab hgtransform object. The transform mat...

presque 8 ans il y a | 1 réponse | 0

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Question

How do I create a class with functional syntax, like griddedInterpolant?
The documentation for the griddedInterpolant has an example like the following: [X1, X2] = ndgrid(1:10,1:10); V = X1...

plus de 8 ans il y a | 1 réponse | 1

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How to read xml file with binary data into Matlab? (VTK/VTU File)
The answer to determining the position was to calculate the character bit length from the first line read in like so: % o...

plus de 8 ans il y a | 0

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How to read xml file with binary data into Matlab? (VTK/VTU File)
First of all, I've also asked this question on <http://stackoverflow.com/questions/38522178/how-to-read-xml-file-with-binary-dat...

plus de 8 ans il y a | 2 réponses | 0

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Question

Can I set AbsTol for only some components of solution?
I have a system of ODEs in matlab which I want to solve using the standard solvers. On some of the values of these components I ...

plus de 8 ans il y a | 1 réponse | 0

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Question

Can I solve ode without explicit expression for derivative?
I would like to solve an ODE using Matlab's solvers, but where I don't have an explicit expression for the derivative. Specifica...

plus de 8 ans il y a | 1 réponse | 0

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how to install a compiler for windows 8.1
You can't, there are no supported compilers for Windows 8.1 From <https://msdn.microsoft.com/en-us/windows/desktop/bg162891.a...

plus de 9 ans il y a | 0

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Can I have subdirectories in a +package directory?
I would like to know if it is possible to add subdirectories to a matlab package directory (denoted by a preceeding '+' in the d...

plus de 9 ans il y a | 3 réponses | 5

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réponses

Question

Why does Matlab set a custom LD_LIBRARY_PATH when execting "system" on Linux?
Why does Matlab set the LD_LIBRARA_PATH environment variable of the shell in which it executes "system" commands on Linux? I ...

plus de 9 ans il y a | 2 réponses | 2

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I have removed about 75 unnecessary folders. How do I easily remove them from my path?
A better long term solution is to use a script to generate your path every time you start matlab instead of hard coding the path...

presque 12 ans il y a | 1

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PC Reccomendations for MATLAB
Use an Amazon EC2 cloud machine. It will be upgraded regularly and you can later use the distributed computing toolbox to spread...

environ 12 ans il y a | 0

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how to solve Coupled equations including ODE and algebraic equations?
Well, the error says it all, you don't define EVI in the function trial.m, it's not passed in as a variable anywhere, and its no...

environ 12 ans il y a | 0

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Slow Matlab startup if startup.m contains many path additions
build the path yourself and do a single call to addpath, addpath expects a single string containing path names separated by semi...

environ 12 ans il y a | 0

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Question

Is there any workaround for the slow performance of path.m?
I use Matlab on multiple machines and generally do not have write access to the directory where the path is saved (i.e. I cannot...

environ 12 ans il y a | 1 réponse | 2

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Question

How to get simulink library and block names for the add_block function?
Hello, I would like to create a Simulink model programatically, using commands such as add_block etc. However, I'm having tro...

environ 12 ans il y a | 1 réponse | 0

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Question

Best way to determine if number is triangular number?
Hello, I would like to test if an integer is a triangular number, and am wondering what the best way to achieve this is. I am...

environ 12 ans il y a | 3 réponses | 0

3

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Using simulink as fitness function for GA
I think this might help you: http://stackoverflow.com/questions/5140013/executing-simulink-model-by-m-file-and-retrieving-the...

plus de 12 ans il y a | 0

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GA (genetic algorithm) moves away from better values
But only the mean gets worse, the best improves with every generation, and this is all that matters surely? Random combinatio...

plus de 12 ans il y a | 0

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Richard Crozier

The University of Edinburgh

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