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William Smith


Last seen: 3 years ago |  Active since 2016

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Answered
How Do I To Store First Value To Satisfy Condition In A For Loop?
% Find the position of the first element that matches. pos = find(Pos_add > 0 && Pos_add <= DesiredCoM, 1, 'first'); ...

6 years ago | 0

Answered
Extracting values from vectors in an array and building a 3-dimensional array
reshape might well be what you need, combined with cell2mat

6 years ago | 0

Answered
How do I make my code faster. It now takes 2 hrs
1) Not clear from your code, but the first step is always to vectorize. Matlab is good at matrix operations (it's not called Ma...

6 years ago | 0

Answered
How to add two other curves to the final plot ?
Answer 1 : hold('on'); Answer 2 : ???

6 years ago | 0

Answered
Fitting a smoothing spline method
spline takes data in the format ( known X's, known Y's, desired X's) So, for example: desiredx=1:0.1:13; xfitted = sp...

6 years ago | 0

Answered
How to resolve out of memory error in matlab? Please read details
Type memory And check the size of the maximum possible array. An array needs contiguous memory, it's possible your...

6 years ago | 0

Answered
How to find index of a cell in matlab?
Why are you doing [sd,Mayindex(10,:)]=sort(d); Why not [sd, MayIndex] = sort(d);

6 years ago | 0

Answered
10% random noise to an array of values
Not totally clear what you want, but let's assume * you want each element in Frequency (40k elements) to be changed to somew...

6 years ago | 1

Answered
question regarding saving variables from internal matlab files
Have you tried adding a breakpoint at that line, then when the breakpoint is hit, save the variable manually using your command ...

6 years ago | 0

Answered
removing elements of cell array
If it's just explicit items you want to remove, rather based on a function, you can simply use 'setdiff'. e.g. setdi...

6 years ago | 0

Answered
Why the data in the workers cannot be plotted in graph in PCT?
I have multiple parfor workers plotting 'invisible' graphs then saving to PNG. Seems to work fine. Pseudocode: fig = ...

6 years ago | 0

Answered
parfor load balancing chunksize
This issue of heterogenous workloads (or in your case heterogenous workers) and parfor's lack of proper support for them has com...

6 years ago | 0

Answered
Matlab compiler : how do I sign an app with a certificate I supply?
Answer : there doesn't seem to be any way to do this in Matlab compiler (at least, as of 2016b which I'm currently using). I ...

6 years ago | 1

| accepted

Answered
Make a string an acceptable matlab file name
I found urlencode() and urldecode() work nicely, and I particularly like the reversibility, so you can parse the filename to rec...

6 years ago | 0

Answered
How can I have a MCC-compiled application return a specific exit code?
Compiled Matlab programs automatically exit 0 if the main function returns, and -1 if an error occurs prior to this. Maybe that...

7 years ago | 1

Question


Why do my parfor loops run in parallel in matlab interactive mode, but in serial mode when I deployed, using Matlab compiler?
I have multiple programs that contain parfor loops. These parfor loops successfully execute the relevants sections in parallel ...

7 years ago | 1 answer | 1

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answer

Answered
Why do my parfor loops run in parallel in matlab interactive mode, but in serial mode when I deployed, using Matlab compiler?
Note, after 1 day messing around, I was able to work around this by explicitly calling parpool() just before my parfor. This sh...

7 years ago | 0

| accepted

Question


Matlab compiler : how do I sign an app with a certificate I supply?
I work in an organisation that is fairly concerned about malicious applications running on internal networks. For that reason, ...

7 years ago | 1 answer | 1

1

answer

Answered
Is it possible to perform parallel computing with lsqnonlin?
This is now supported (since around 2016a). Pass the { 'UseParallel' , true } flag in the optimoptions.

8 years ago | 0