Steven Lord

MathWorks

Last seen: Today | 2002년부터 활동

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I joined The MathWorks in the Technical Support department during the summer of 2001 and transferred into the Quality Engineering department in March of 2004. I now work qualifying the core MATLAB numerical functions (PLUS, MINUS, LU, FFT, ODE45, etc.) Professional Interests: mathematics, MATLAB For assistance with MATLAB question please post to MATLAB Answers or contact Technical Support using the Contact Us link in the upper-right corner of the page instead of contacting me directly.

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Why are my licenses not linking to my account
I assume you are one of your company's license administrators? If so please contact Customer Service directly using this link an...

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How to convert python scipt to matlab using any matlan converter or else
I would see if the "Call Python from MATLAB" section linked from this documentation page provides the functionality you need.

대략 22시간 전 | 1

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Find closest value in array
As of release R2021b, you don't need to use abs on the input to the min function. Use the 'ComparisonMethod' option to tell MATL...

2일 전 | 1

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remove non-unique columns even if the sign has changed
Make a copy of newca1, let's call it M. Multiply each column of M whose first element is negative by -1. This way if you think o...

2일 전 | 0

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Error using Matlab's publish function to create a pdf
I tried searching our internal bug database but I didn't find anything that looked exactly like this issue. I've reached out to ...

3일 전 | 0

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Request for Cancellation of Full Toolbox Tutorial and Reversion to Original Trial State
Please contact Customer Service directly using this link with this request.

3일 전 | 1

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Clicking on hyperlink for an "example" on MATLAB command line help changes my current directory
Do you want to read the example and potentially run some or all of it? I think that's a pretty common workflow for the examples....

5일 전 | 0

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How does code sharing work in MATLAB?
Some of the functionality listed in the Software Development Tools category in the MATLAB documentation was not available in 202...

8일 전 | 1

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cant get object's method to return multiple outputs
From the error message I suspect the class overloads indexing, either by overloading subsref or using one or more of the indexin...

8일 전 | 0

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defining upper and lower limits of a matrix
If you were using release R2024a or later (or if upgrading is an option) you could use the clip function. M = magic(5) M2 = cl...

8일 전 | 1

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sprintf
This wasn't an option when the question was originally asked, but in more recent releases I recommend storing the names as a str...

9일 전 | 0

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keep exact position of subplot axes
To clarify, when you say "position" do you mean the location of the subplot axes in the figure window, the limits of the axes (s...

9일 전 | 0

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Trouble parsing ISO8601 date strings into datetime
Looking at the description of the Format property on the documentation page for the datetime function I think you want ZZZZZ or ...

14일 전 | 2

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Are namespaces packages?
It is a new thing. namespaces The + directory hierarchy that used to be called packages are now called namespaces, so using an...

15일 전 | 1

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How to find the RMSE?
If you're using release R2022b or later, use the rmse function on your data.

17일 전 | 0

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Converting product into individual entries
If you have the individual terms and their replication factors already, see the repelem function. If you don't you may need to u...

17일 전 | 0

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How do I create a game update in a while loop
numPasses = 0; expectedDuration = seconds(1/30); while numPasses < 5 dt = datetime('now'); n = 0; while datetime('now')-dt ...

20일 전 | 0

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save() seems to be saving objects that should be destroyed, causing errors when the resulting .mat file is loaded
txs = txsite("AntennaHeight",1.5, ... "Latitude", 38.9899587, "Longitude", -76.9353889, ... "Transmitt...

21일 전 | 0

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Optional Arguments in Function as Struct Input
Use the namedargs2cell function.

23일 전 | 0

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How do I include a command line in my app when using MATLAB Compiler?
No, you cannot include the Command Window in your deployed application. Since you mention App Designer and "change directories",...

23일 전 | 0

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how can i open .lod extension and .iqd extension file in matlab?
That depends. What do those files represent? Looking at a file extension database a file with the extension .lod could be from: ...

23일 전 | 0

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Loading user-defined classes from .mat files absent the classdef
At one time, if I had a .mat file with a user-defined class variable, but lacked the classdef file, loading the .mat file would ...

29일 전 | 0

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where can I find the code?
Go to the webpage or documentation page for the example that calls that function. Use the button to open that example inside MAT...

대략 1개월 전 | 0

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Correct way to test if a value is a function?
If you are debugging (note: don't use this in "production" code, as called out in the Note on its documentation page) you could ...

대략 2개월 전 | 0

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Code Matlab for a function that depends in a real parameter
Parameterize the function you pass into the integral function. See the "Parameterized Function" example on the integral document...

대략 2개월 전 | 0

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Why the squeeze function squeeze 1x3 array to 1x3, but squeeze 1x1x1x3x1 to 3x1?
If I recall correctly (this was before my time at MathWorks started) squeeze was introduced when we introduced arrays with more ...

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Is there a function to tell if Matlab is using little-endian or big-endian on current computer?
See the third output from the computer function. [str, maxsize, endianness] = computer

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Vector where each value is X times larger than the last
Use cumprod. x = [2 3*ones(1, 4)] y = cumprod(x) If you don't know how many elements you want y to have, just what you want t...

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Constraint set to be a real number
The outputs from the nonlinear constraint function should not be boolean values. They should be continuous values. Try making y...

대략 2개월 전 | 1

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i need activation key,pleases help me
If you're trying to use your company or educational institution's license, ask whoever maintains the organization's software lic...

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Steven Lord

MathWorks

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