Answered

Is it possible to create a UI around MATLAB functions in C++?

Hi Ivan, there are several possibilities: you can use <https://uk.mathworks.com/products/matlab-compiler-sdk.html MATLAB Comp...

Is it possible to create a UI around MATLAB functions in C++?

Hi Ivan, there are several possibilities: you can use <https://uk.mathworks.com/products/matlab-compiler-sdk.html MATLAB Comp...

plus de 3 ans ago | 0

| accepted

Answered

Matrix dimensions and unbalanced bracket problem

Hi Jeff, I would rather use indexing instead of multiplication, something like u = zeros(size(t)); % first 2 micros...

Matrix dimensions and unbalanced bracket problem

Hi Jeff, I would rather use indexing instead of multiplication, something like u = zeros(size(t)); % first 2 micros...

plus de 3 ans ago | 0

Answered

S-Function String Parameter C++

Hi Nils, just to be sure: did you check the number of parameters you passed? I guess you are sure that there is at least one ...

S-Function String Parameter C++

Hi Nils, just to be sure: did you check the number of parameters you passed? I guess you are sure that there is at least one ...

plus de 3 ans ago | 0

Answered

Convert data type from int to double in Matlab app designer

Hi Abdulla, generally speaking by using "double": x = int32(42); % x is an integer xd = double(x); % x is a double ...

Convert data type from int to double in Matlab app designer

Hi Abdulla, generally speaking by using "double": x = int32(42); % x is an integer xd = double(x); % x is a double ...

plus de 3 ans ago | 3

| accepted

Answered

Web app not able to perform xlsread/xlswrite

Hi Giulio, have you tried to first build up the full path to the Excel file? So instead of only the file name provide the ful...

Web app not able to perform xlsread/xlswrite

Hi Giulio, have you tried to first build up the full path to the Excel file? So instead of only the file name provide the ful...

plus de 3 ans ago | 0

Answered

How can I turn a string into a function and obtain the result?

Hi Brent, maybe you can describe a little more what you are trying to achieve? Your "function" has no input, so you could bas...

How can I turn a string into a function and obtain the result?

Hi Brent, maybe you can describe a little more what you are trying to achieve? Your "function" has no input, so you could bas...

plus de 3 ans ago | 0

| accepted

Answered

How to run no longer supported P-Code for newer version of Matlab?

Hi, unfortunately no. You will need to ask the author to re-create the p-coded file in a newer version of MATLAB. Titus

How to run no longer supported P-Code for newer version of Matlab?

Hi, unfortunately no. You will need to ask the author to re-create the p-coded file in a newer version of MATLAB. Titus

plus de 3 ans ago | 0

Answered

Timer stops randomly in the middle of its callback

Hi, what did you write into your timer function, directly some code or the call of a MATLAB (.m) file? If you put your code i...

Timer stops randomly in the middle of its callback

Hi, what did you write into your timer function, directly some code or the call of a MATLAB (.m) file? If you put your code i...

plus de 4 ans ago | 0

Answered

MATLAB Fcn not yet supported by Simulink coder

Hi, are you using the "Fcn" block or the "MATLAB Fcn" block? I.e., the one with "f(u)" displayed on the block or the MATLAB l...

MATLAB Fcn not yet supported by Simulink coder

Hi, are you using the "Fcn" block or the "MATLAB Fcn" block? I.e., the one with "f(u)" displayed on the block or the MATLAB l...

plus de 4 ans ago | 0

| accepted

Answered

Input values must be binary (0 or 1)

Hi, I admit I don't know this block. But the error tells you that only values zero and one are allowed. So you need to change...

Input values must be binary (0 or 1)

Hi, I admit I don't know this block. But the error tells you that only values zero and one are allowed. So you need to change...

plus de 4 ans ago | 0

Answered

mrdivide undocumented feature?

Hi, I think you might have mixed up A and B from the doc with A and x from your computation: A/x In this case your A ...

mrdivide undocumented feature?

Hi, I think you might have mixed up A and B from the doc with A and x from your computation: A/x In this case your A ...

plus de 4 ans ago | 0

Answered

Reading a .csv file with datastore in MATLAB R2011b

Hi Patrick, that same person in this case recommends to use textscan, which is available in R2011b and is some sort of a pred...

Reading a .csv file with datastore in MATLAB R2011b

Hi Patrick, that same person in this case recommends to use textscan, which is available in R2011b and is some sort of a pred...

plus de 4 ans ago | 0

| accepted

Answered

When using fmincon can I have a variable be constrainted by either a range OR zero?

Hi, programmatically: yes, you can always formulate something like this as a non linear constraint. But the optimizer (and th...

When using fmincon can I have a variable be constrainted by either a range OR zero?

Hi, programmatically: yes, you can always formulate something like this as a non linear constraint. But the optimizer (and th...

plus de 4 ans ago | 1

Answered

Importing large .csv files into MATLAb but confined by limits of excel

Hi Patrick, the importer you mention will use xlsread in the background and yes, would be limited by the same limit. But: ...

Importing large .csv files into MATLAb but confined by limits of excel

Hi Patrick, the importer you mention will use xlsread in the background and yes, would be limited by the same limit. But: ...

plus de 4 ans ago | 0

| accepted

Answered

Give priority to gui callback over code

Hi, the pause allows interruption of the code, so yes, it is needed. You can * use a much smaller time like pause(0.001) ...

Give priority to gui callback over code

Hi, the pause allows interruption of the code, so yes, it is needed. You can * use a much smaller time like pause(0.001) ...

plus de 4 ans ago | 1

| accepted

Answered

MATLAB call compiled MCC program

Hi, unfortunately both will not work. The compiled code will need to run an instance of the MATLAB Compiler Runtime (MCR), bu...

MATLAB call compiled MCC program

Hi, unfortunately both will not work. The compiled code will need to run an instance of the MATLAB Compiler Runtime (MCR), bu...

plus de 4 ans ago | 1

Answered

Problem with factorial recursive function

Hi, two minor changes are needed: function x = fact(n) x = ones(size(n)); idx = (n>1); if any(idx) x(idx) = n(...

Problem with factorial recursive function

Hi, two minor changes are needed: function x = fact(n) x = ones(size(n)); idx = (n>1); if any(idx) x(idx) = n(...

plus de 5 ans ago | 1

Answered

Readtable 00:00:00 is missing

Hi, I'm not sure if there is really a problem. I think it's just a question of display. Take a look at this code fragment: ...

Readtable 00:00:00 is missing

Hi, I'm not sure if there is really a problem. I think it's just a question of display. Take a look at this code fragment: ...

plus de 5 ans ago | 0

Answered

How to use 'jar' in matlab m file?

Hi, this should work right away: pt = CoordPoint(126.97553009053178, 37.56456569639763); ktmPt = TransCoord.getTransCoo...

How to use 'jar' in matlab m file?

Hi, this should work right away: pt = CoordPoint(126.97553009053178, 37.56456569639763); ktmPt = TransCoord.getTransCoo...

plus de 5 ans ago | 0

Answered

How can i minimize

Hi Jeffrey, if I'm not mistaken, this should work: % let the vector of unknowns be [u1 u2 u3 u4 lambda], then we % ha...

How can i minimize

Hi Jeffrey, if I'm not mistaken, this should work: % let the vector of unknowns be [u1 u2 u3 u4 lambda], then we % ha...

plus de 5 ans ago | 0

Answered

How can i minimize

Hi Jeffrey, I'm not sure I fully understand. If u1, u2, u3, u4 and x (=x1,x2,x3) are given, the computing lambda is trivial. ...

How can i minimize

Hi Jeffrey, I'm not sure I fully understand. If u1, u2, u3, u4 and x (=x1,x2,x3) are given, the computing lambda is trivial. ...

plus de 5 ans ago | 0

Answered

How can i minimize

Hi Jeffrey, there is probably some missing information. I guess it's clear that h>=0. Since there are no restrictions on x1, ...

How can i minimize

Hi Jeffrey, there is probably some missing information. I guess it's clear that h>=0. Since there are no restrictions on x1, ...

plus de 5 ans ago | 0

Answered

Empirical PDF data?

Hi Bret, what do you mean by "empirical data". Are you looking for a draw of numbers that is e.g. normally distributed? In th...

Empirical PDF data?

Hi Bret, what do you mean by "empirical data". Are you looking for a draw of numbers that is e.g. normally distributed? In th...

plus de 5 ans ago | 0

Answered

How to implement a set in MATLAB?

Hi, if I see it correctly, your "set" is meant to be a set of numbers? In this case you might simply use a vector in MATLAB. ...

How to implement a set in MATLAB?

Hi, if I see it correctly, your "set" is meant to be a set of numbers? In this case you might simply use a vector in MATLAB. ...

plus de 5 ans ago | 1

Answered

How to save .mat file as a variable to load for later?

Hi, use the functional form of load. Let's say the images in your .mat file are stored as variables im1, im2, im3, ... then y...

How to save .mat file as a variable to load for later?

Hi, use the functional form of load. Let's say the images in your .mat file are stored as variables im1, im2, im3, ... then y...

plus de 5 ans ago | 0

Answered

Writing tlc-File for Level-2 Matlab S-Function

Hi Ali, this would require the real-time kernel of Simulink Desktop Real-Time to execute .NET code. I'm pretty sure this is n...

Writing tlc-File for Level-2 Matlab S-Function

Hi Ali, this would require the real-time kernel of Simulink Desktop Real-Time to execute .NET code. I'm pretty sure this is n...

plus de 5 ans ago | 0

Answered

How to speed up simulation containing multiple for Loops?

Hi Omer, usually it's best to put the call to sim into a function. Pass the variables to the function as they are needed, som...

How to speed up simulation containing multiple for Loops?

Hi Omer, usually it's best to put the call to sim into a function. Pass the variables to the function as they are needed, som...

plus de 5 ans ago | 0

Answered

How to to create combined structure array with dynamic defined variable name?

Hi, if I understand correctly, you are looking for dynamic field names: S.(messung{1}) = messung{1}; Titus

How to to create combined structure array with dynamic defined variable name?

Hi, if I understand correctly, you are looking for dynamic field names: S.(messung{1}) = messung{1}; Titus

plus de 5 ans ago | 0

Answered

How to enable compiler options for ISO C++ 2011 standard in MATLAB R2016a

Hi Ashley, try to add the flag to the compiler options like this: mex -v COMPFLAGS='$COMPFLAGS -std=c++11' yourmexfile.c...

How to enable compiler options for ISO C++ 2011 standard in MATLAB R2016a

Hi Ashley, try to add the flag to the compiler options like this: mex -v COMPFLAGS='$COMPFLAGS -std=c++11' yourmexfile.c...

plus de 5 ans ago | 0

| accepted

Answered

How to speed up simulation containing multiple for Loops?

Hi, you should be able to use parfor for such problems, see e.g. <http://www.mathworks.com/help/simulink/examples/parallel-si...

How to speed up simulation containing multiple for Loops?

Hi, you should be able to use parfor for such problems, see e.g. <http://www.mathworks.com/help/simulink/examples/parallel-si...

plus de 5 ans ago | 0