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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...

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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...

presque 8 ans il y a | 0

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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

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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...

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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...

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Initial Condition (IC) block does not output initial state
Hi Luca, the algebraic loop needs to be solved by Simulink in each time step, including the very first step. The output of th...

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I need to build a shared library from c code generated with mcc ?
Hi, you might do this in one step: mcc -l mymfunc.m -o libfmat Titus

presque 8 ans il y a | 0

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Generate the same random number stream with for and parfor loop
Hi, this can't work by design: the number generator in the client generates 16 random numbers (and reshapes to 4x4 matrix). ...

environ 8 ans il y a | 1

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(Container)Map with array keys
Hi, no, there is no "nice" way of doing this. Using a scalar should work fine though: a = [42 23]; % assume that yo...

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how to get selected values from a listdlg?
Hi Mohammad, m(selection) should do the trick ... Titus

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How to use matlab 'spline' function in simulink ?
Hi, the error message tells you what to do, namely "declare" spline as being used not by code generation but by MATLAB: ...

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The most close approximation to zero
Hi, there are some aspects to this question. The smallest number you can represent is much smaller: realmin ans = 2....

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how can i call a model from simulink to matlab?
Hi, the sim function is for this purpose: doc sim Titus

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i m getting this error : Undefined function 'activecontour' for input arguments of type 'uint8'.
Hi, activecontour is from Image Processing Toolbox. Do you have it installed? What does ver('images') say and li...

environ 8 ans il y a | 0

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Optimization with fminsearch and looping
Hi, what do you expect [0.2 0.5 1 1.5]:[0.25 0.6 1.1 1.6] to be? In fact it's 0.2, and I guess your suki expects a ve...

environ 8 ans il y a | 0

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How to skip error and continue to execute the code
Hi Jason, one way would be to catch the error: for i=1:100 try NonData=[Weight;Height;Age]; % do so...

environ 8 ans il y a | 2

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How to get my original x & y data from saved sfit?
Hi, the .sfit is basically a .mat file. So you can load it: v = load('yourfile.sfit', '-mat'); Depending on the numbe...

environ 8 ans il y a | 1

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Switch statement not recognizing a valid input
Hi, it must be then that the two strings are not equal. Put a breakpoint before the switch and compare str{val} with 'RCS (dB...

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Unique elements in matrix efficiently
Hi, a rather simple version would be this: B = -ones(size(A)); for row=1:size(A, 1) val = unique(A(row,:)); [...

environ 8 ans il y a | 0

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plot approximation and absolute error of taylor series of e^x
Hi, I guess the main error is to not sum: add f=1 in front of the loop and change f = f + (x.^n) / factorial(n); If y...

environ 8 ans il y a | 0

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Interpolate from curve data
Hi Daniel, What about this? % define the polynomials y_150 = @(x) 22*((x-23)/4.9).^4 - 48*((x-23)/4.9).^3 + 27*((x-23)/...

environ 8 ans il y a | 0

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find unique rows of cell array
Hi Matlab User, that's probably not very easily solved. This should work: i = 1; while i<size(matching__, 1) idx =...

environ 8 ans il y a | 0

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Storing data and Matlab Production Server
Hi Robert, first of all, MATLAB Production Server usually assumes the algorithms to be "state-less", which means, that subseq...

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I have a problem with log while implementing vague shadow mask but the R component is already in uint8.
Hi, you need to convert back to double: r = log(double(r)); If you afterwards go back to uint8 (which probably makes ...

environ 8 ans il y a | 1

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xlim not working with datenum??
Hi Aaron, here is an example how it works: % three years: t = datenum(2012, 1:36, 1)'; plot(t, rand(size(t))) % mak...

environ 8 ans il y a | 1

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Interpolate from curve data
Hi, the simplest way would be linear interpolation between two curves, e.g. for 180: y_180 = @(x) ((200-180)*y_150(x) + ...

environ 8 ans il y a | 1

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xlim not working with datenum??
Hi, I'm not yet sure what is the problem. You limit the X-axis to the following date range: >> datestr(1e5 * [7.2592 ...

environ 8 ans il y a | 0

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i created a matlab code which take data from an excel sheet and gives me first row of it into a text file. after making .exe of the program i am not able to find the output file. what to do now ?
Hi Vaishvik, when you open the text file for output (using fopen, dlmwrite or whatever...) use disp to print out the path. St...

environ 8 ans il y a | 0

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Read and write multiple times in excel document - for loop or?
Hi Jakob, xlsread in the background opens Excel, reads the data and closes it. This takes some time, therefore I would sugges...

environ 8 ans il y a | 0

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Timing multiple Matlab functions
Hi, here is some code how you can test: function testfactorial n = 150; t1 = timeit(@() fact1(n), 1) t2 = timeit(@(...

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