Steven Lord

MathWorks

Last seen: 1日前 | 2002 年からアクティブ

Followers: 8 Following: 0

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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I am getting error messages when starting MatLab
It seems like that software included a function (an app) named settings. That conflicts with the settings function in MATLAB int...

約8時間前 | 0

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How to sync the location in the editor with the command screen's pwd
See the "Files and Folders MATLAB Accesses" documentation page for a fuller description, but basically if you want your file to ...

2日前 | 0

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Callback function after addlistener for National Instruments board
The only place where a search of the MathWorks website finds that function name is this post. Can you tell us where you found th...

2日前 | 0

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parfeval evaluation is slow
Have you compared the time of your parfeval call to the time required for a call to the pageeig function?

3日前 | 0

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Ignoring Octave-specific code in Matlab 2024b
That error occurs before the code is executed, when MATLAB parses it. That is not syntactically valid MATLAB code and MATLAB can...

3日前 | 1

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parpool sometimes errors in compiled application
I'm not certain but I'm wondering if this could be a different manifestation of Bug Report 3324846. Are you using release R2024b...

3日前 | 0

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subset enumeration class of an enumeration class
You cannot inherit from an enumeration class as stated on the documentation page listing restrictions on enumerations. They are ...

4日前 | 0

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how to access value of edge weight in a biograph?
Since the biograph class was removed from Bioinformatics Toolbox in release R2022b, in order to access the weight of an edge usi...

10日前 | 0

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Dynamically name a TextArea
While you can access property names dynamically as stated in the "Reference Properties Using Variables" section of this document...

11日前 | 0

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vpasolve only shows 5 significant figures
Let's make sure you're using the functions from Symbolic Math Toolbox. What do these commands display? which -all syms which -...

12日前 | 1

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How to arrange elements in one array to match the position of elements in a second array?
Here's your sample data. A = [1 5 3 2 4 4 2 2 3 5 2 1 1 2 0 1 ...

13日前 | 1

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change numbers 9.95 and 11.32 to strings '09.95' and '11.32'
m = 2; s = 3.54; d1 = duration(0, m, s) % or d2 = minutes(m)+seconds(s) str1 = string(d1) % or str2a = string(d2) % or str...

17日前 | 1

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App designer Line Number jumps, hiding Code
Try one of the "Expand" shortcuts in the Cold Folding Shortcuts subsection in the Code View Shortcuts section on this documentat...

19日前 | 0

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Executable Generated not Working when .m File is
See the section titled "Handle Input Arguments in MATLAB" on this documentation page. Those inputs are being passed into the app...

20日前 | 1

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How can i use GPU for mathlab2024b version training please, i need steps
Have you reviewed the documentation pages in this category in the Deep Learning Toolbox documentation? If you have, do you have ...

20日前 | 0

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How to determine which of several vectors is larger?
Do you want to determine the longest of the vectors, or do you want to interpolate them to a set of "common times"? If so perhap...

20日前 | 0

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Error using Mex Command
If you're using release R2024a or later the ability to use SUNDIALS solvers is now available as part of MATLAB. You don't need t...

21日前 | 0

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Error using save, too many output arguments - don’t know how to fix.
None of the syntaxes listed in the Syntax section of the documentation page of the save function indicate it returns any output....

21日前 | 0

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Catch error with assertError in test case
Remember, you must pass a matlab.unittest.TestCase Class object into assertError as an input argument. You also need to call it ...

22日前 | 0

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Fittype that calls a subfunction and integration with appdesigner
Try specifying the input to fittype not as a text expression but as an anonymous function that calls the local function inside t...

約1ヶ月前 | 0

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Matlab gave me a right value for PA< PB< PZa ,PZb, Pzc but they said the wrong thing about conclusion, they said " does not equl. However, it will equal
I was going to execute this code so we could see what your fprintf statements displayed, but you did not define the variables I ...

約1ヶ月前 | 0

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Hierarchy Parent/Child from same class
I would like to add Parents and Childs between object of the same class. Do you mean you're writing a class and you want each ...

約1ヶ月前 | 0

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how to find my activatin key number
If you're trying to use your company or educational institution's license, ask whoever maintains the organization's software lic...

約1ヶ月前 | 0

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deactivate old coimputer in order to activate new coimputer
See the instructions in this Answers post.

約1ヶ月前 | 0

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sub2ind() errors out with NaN inputs - handled differently since R2024a
This was a bug fix introduced in release R2024a.

約1ヶ月前 | 2

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Table.Properties.VariableNames will add ... to long Variable Names
Is that an artifact of how the cell array is displayed in the Workspace (which I suspect is the case) or how the data is stored ...

約1ヶ月前 | 1

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MATLAB 2023b Keeps Crashing on My Windows Desktop But Works on Laptop
Can you check if you're using one of the processors listed in this Answers post?

約2ヶ月前 | 1

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Wind rose with no degrees for direction
Let's make some random direction data. directions = ["N", "NE", "E", "SE", "S", "SW", "W", "NW"]; n = numel(directions); angl...

約2ヶ月前 | 0

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The memory use of a sparse matrix depends on its history
The amount of memory required by a sparse matrix is not just a function of the number of rows and columns but also the number of...

約2ヶ月前 | 2

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How to find the execute but don't display output syntax of a loop?
FYI, this wasn't available when the question was originally asked but as of release R2024b you can tell MATLAB to stop whenever ...

約2ヶ月前 | 0

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