Steven Lord
MathWorks
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.
Statistik
RANG
13
of 301.811
REPUTATION
18.440
BEITRÄGE
0 Fragen
8.403 Antworten
ANTWORTZUSTIMMUNG
0.00%
ERHALTENE STIMMEN
3.304
RANG
535 of 21.419
REPUTATION
3.297
DURCHSCHNITTLICHE BEWERTUNG
3.40
BEITRÄGE
5 Dateien
DOWNLOADS
7
ALL TIME DOWNLOADS
32245
BEITRÄGE
0 Beiträge
BEITRÄGE
0 Öffentlich Kanäle
DURCHSCHNITTLICHE BEWERTUNG
BEITRÄGE
0 Discussions
DURCHSCHNITTLICHE ANZAHL DER LIKES
Feeds
using imaginary notation gives an error (-J)
If by "carrots" you mean an orange squiggle underline in the Editor representing a Code Analyzer warning, and if just the "q1" s...
ein Tag vor | 0
| akzeptiert
MATLAB Randomly Changes Values in Array to Scientific Notation
You may think the values in the array are integer values, but they're not. They're just barely different from an integer value. ...
3 Tage vor | 2
Teaching Matlab to a visually impaired person
I have not gone through these myself, but I suspect that the MathWorks training courses are accessible for visually impaired per...
3 Tage vor | 1
How to calculate the average value of a vector in MATLAB?
If you're not sure what function to use or if there is a function to use for a particular task, I recommend searching the MATLAB...
8 Tage vor | 0
Can I solve a symetric system using only the lower triangular portion of the matrix?
The backslash operator (mldivide, \) does not have a way to specify that the coefficient matrix you pass to it actually only rep...
10 Tage vor | 0
| akzeptiert
How to set a tolerance?
You indicated you've resolved your problem, but depending on your exact goal some tools that might help you with problems like t...
23 Tage vor | 0
Just a question: Will there be a 2026 version for macOS Intel?
From the current System Requirements page for Mac: "Note: MATLAB is no longer available for Macs with Intel processors" The Pla...
23 Tage vor | 1
Solving diffeerntial equations numerically
If you use the ode object you can call its solve method to return the solution at specified times. If you're using a specific O...
23 Tage vor | 0
How can I dynamically create and configure a subclass of an abstract class from a file or script in one step in MATLAB?
As written, each time you add a new type of Vehicle you need to modify Garage to be able to handle that new type of vehicle. Thi...
etwa 2 Monate vor | 0
Access to downloads for install
If you already have a license but need information on where/how to download the software to be installed, please contact Custome...
etwa 2 Monate vor | 0
How to find a function in the path - securely?
The complexity explodes, such that a simple task like searching a function file needs a pile of exceptions and indirections. S...
etwa 2 Monate vor | 1
computation of symbolic terms and error analysis
You indicated you've already found the solution (the expression you're trying to convert to double still has symbolic variables ...
etwa 2 Monate vor | 0
Can you get matlab to add a really small number to a big number and retain precision
p = -1e17 + sqrt(1e34 + 1e18) p is in fact exactly 0 if you do the calculation in double precision. p == 0 % true Why didn't ...
etwa 2 Monate vor | 3
| akzeptiert
trainnet function - randomness and repeatability
What happens when you reset the state or seed of the random number generator before each attempt to train the network? Let's cho...
2 Monate vor | 0
| akzeptiert
Trying to solve for a number of variables in a matrix. Getting a structfun error.
Let's look at what solution is after the call to solve. I just added in a few semicolons to suppress some of the output. E = 10...
3 Monate vor | 0
Financial Toolbox installed but bndprice function not found
According to the output of ver that you posted, you're using MATLAB Online (basic). According to the FAQ on the page describing ...
3 Monate vor | 0
Reading a string & sorting it into usable variables
Let's take a sample string. S = "Layup: [45/-45/0/90/90/0/-45/45]"; Get the text after the leading [ S2 = extractAfter(S, "["...
3 Monate vor | 0
I have downloaded this package, but can not seem to use the "readDistance' command.
Searching the documentation for functions named readDistance, I found two hits on the first page. The first one requires the MA...
3 Monate vor | 1
Confidence interval in fit
Use the confint function on the object returned by fit.
3 Monate vor | 0
Dialog box Unable to resolve the name 'matlab.io.internal.xlsreadSupportedExtensions' error prevents me from opening a file
The fact that the error occurs on line 5 of pad (which in my installation of release R2025b is completely blank) in a call to re...
3 Monate vor | 0
MATLAB standalone App Dynamic Class
From the documentation "MATLAB Runtime only works on MATLAB code that was encrypted when the deployable archive was built. Any f...
3 Monate vor | 0
Indexing behavior of table properties
In the former case, it is table's indexing code that is performing all the indexing steps. It knows how to index into the proper...
3 Monate vor | 1
| akzeptiert
pathdef and resulting path very long
If you have a lot of products and/or add-ons in your installation, the path may have a lot of entries. V = ver; S = split(path...
3 Monate vor | 0
| akzeptiert
fread a double that's been broken up into four 16 bit words
Let's make four random 16 bit integers. A = randi([intmin('uint16'), intmax('uint16')], 1, 4, 'uint16') Now we can typecast th...
3 Monate vor | 2
| akzeptiert
How to read in m-files into a Matlab-generated-Exe
From the documentation "MATLAB Runtime only works on MATLAB code that was encrypted when the deployable archive was built. Any f...
3 Monate vor | 0
Where can I download matlab/simulink example projects?
You're probably not going to be able to run the whole example without all the products listed in the box in the upper-right corn...
3 Monate vor | 0
| akzeptiert
How do I use 'intersection' to get the overlapping line between two polyshapes?
These two polyshapes touch but do not intersect. x1 = [1 4 4 1]; y1 = [1 1 4 4]; x2 = [4 6 6 4]; y2 = [2 2 3 3]; poly1 = po...
4 Monate vor | 1
MATLAB crash during matrix multiplication in Matlab Function
Can you confirm that you've looked in the locations given in this Answers post and cannot find any crash log files created at th...
4 Monate vor | 0
String to double conversion misunderstanding
The mistake is that you're using command form for calling the class function, not function form. These: class ACVoltageR class...
4 Monate vor | 2
What is the proper way to clean up internal timers when deleting a MATLAB class object?
Depending on exactly how you're creating the timer object, if you're using release R2024b or later perhaps creating a weak refer...
4 Monate vor | 0
