Ahmed Rashid

Chalmers Tekniska Högskola

Last seen: 3 years 前 | 自 2015 起处于活动状态

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writetable() has write permission problems when run as scheduled task; save() does not
The error might also occur if the folder, in which the file is supposed to be save, does not exist.

4 years 前 | 0

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When I use edit the dialog box don't show.
Go to Preferences>Matlab>General>Confirmation dialog Check the Prompt when editing files that do not exist

8 years 前 | 0

| 已接受

已回答
How to speed up this loops?
You can create a mex function of your firstTestFunct by xx = 1; codegen firstTestFunct -args {xx, xx, xx, xx} You ne...

8 years 前 | 0

| 已接受

已回答
save a m*n cell file as n text files
a = rand(1000, 100); for k = 1:100 fileID = fopen(['data', num2str(k), '.txt'],'w'); fprintf(fileID,'%f\n...

8 years 前 | 0

| 已接受

已回答
format of output in command window
You can use syms K A = (36.0801*1.1462-181.04*(-.13341-.05423*K))/36.0801; d = 5; % decimal accuracy; vpa(A,d)

8 years 前 | 0

| 已接受

已回答
Problem with input command
Hello, It works as intended here. I run it on a Windows machine (Windows 10). You can maybe try it on another computer. I...

8 years 前 | 0

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Integral of controllability gramian
Why don't you check the rank of the controllability matrix? C = rank([B AB A^2B ... A^(n-1)*B]) If C has full rank, then...

8 years 前 | 0

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Why does my fft2 only use 1-3 instead all my 8 cores?
You can set the maximum number of threads using the command maxNumCompThreads(number_of_threads) If you want to see how ...

8 years 前 | 0

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How to do time shift property?
g = sin(4(t-t_shift)); If this is what you want.

8 years 前 | 0

已回答
MATLAB 2016a cannot locate gcc compiler
Try out mex -setup

8 years 前 | 0

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averaging many images for every pixel - recursively.
X = imread('peppers.png'); nrOfImages = 30; % assuming that you have the images in a cell array images = cel...

8 years 前 | 0

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What are the ways to generate dll files in matlab(2013b), for further use in CANoe?
If you would like to have the dll to run as a standalone dll, i.e. no dependency on the Matlab runtime, you must go with Matla...

8 years 前 | 0

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Measure Sum of column if statements are true
a = [1 1 2 1; 2 2 3 1; 1 1 2 -1; 2 2 1 -1; 3 3 2 1; 1 2 3 1; 1 2 1 -1]; uniqueIds = unique(a(:, 1)); nrOfUniqueI...

8 years 前 | 0

| 已接受

已回答
Error when trying to run multiple instances of Simulink model in rapid accelerator mode?
I fixed the problem by generating a separate slprj file for each instance. You can control the generation of the folder with th...

8 years 前 | 0

| 已接受

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How to add a wrapper function written in C to a dll generated with the Matlab Coder?
I fixed the problem using Visual Studio instead. If the dll needs to be used in Labview do not dynamicaly allocate memory insi...

8 years 前 | 0

| 已接受

提问

How to add a wrapper function written in C to a dll generated with the Matlab Coder?
I have the function in Matlab function y = foo(x) y = 2*x; end where _x_ is an array with a dynamic size. I have ...

8 years 前 | 1 个回答 | 0

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What is the most efficient way to export data from Simulink?
There are different options to export data from Simulink, such as data logging, To Workspace block, To File block etc. Which one...

8 years 前 | 1 个回答 | 0

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已解决

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

8 years 前

已解决

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

8 years 前

已解决

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

8 years 前

已解决

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...

8 years 前

已解决

radius of a spherical planet
you just measured its surface area, that is the input.

8 years 前

已解决

Is my wife right?
Regardless of input, output the string 'yes'.

8 years 前

提问

Error when trying to run multiple instances of Simulink model in rapid accelerator mode?
When I run the model on one instance of Matlab in rapid accelerator mode, it just works fine. I can also run the model by openin...

8 years 前 | 1 个回答 | 0

1

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Is it possible to have a vector input to a Simulink if-statement block?
I am working on vectorising my model and I got stuck when I tried to vectorise the if-statement block. I wonder if it is possi...

9 years 前 | 1 个回答 | 0