Star Strider
Hic sunt dracones! PROFESSIONAL: Physician (M.D.): Diplomate of the American Board of Internal Medicine; M.Sc. Biomedical Engineering: Instrumentation, Signal Processing, Control, System Identification, Parameter Estimation NON-PROFESSIONAL: Amateur Extra Class Amateur Radio Operator; Private Pilot, Airplane Single Engine Land, Instrument Rating Airplane; Gamer NOTE: I do not respond to emails or personal messages, unless they are about my File Exchange contributions. Time Zone: UTC-7 (Standard); UTC-6 (Daylight Savings/Summer)
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Calculating Statistical Significance of Temperature Anomalies
There are at least two approaches (paired or unpaired), and two differen.test onsiderations t (parametric or nonparametric) to t...
Calculating Statistical Significance of Temperature Anomalies
There are at least two approaches (paired or unpaired), and two differen.test onsiderations t (parametric or nonparametric) to t...
2 days 前 | 0
已回答
frequency to time domain
Your code 'works' in the sensee that it appears to be appropriate and it does not produce any errors. However it does not giv...
frequency to time domain
Your code 'works' in the sensee that it appears to be appropriate and it does not produce any errors. However it does not giv...
3 days 前 | 0
已回答
Issue with PopulationSize in Genetic Algorithm toolbox
The problem is that the arguments to ga are defined by thier positions, and there have to be 10 arguments before the 'options' a...
Issue with PopulationSize in Genetic Algorithm toolbox
The problem is that the arguments to ga are defined by thier positions, and there have to be 10 arguments before the 'options' a...
6 days 前 | 0
| 已接受
已回答
How to apply Mann Kendall and sen slope?
I assume you are referring to Mann-Kendall Tau-b with Sen's Method (enhanced). You need the Statistics and Machine Learning Too...
How to apply Mann Kendall and sen slope?
I assume you are referring to Mann-Kendall Tau-b with Sen's Method (enhanced). You need the Statistics and Machine Learning Too...
9 days 前 | 0
| 已接受
已回答
Formating strings using named tokens
I am not exactly certain what you want. Using an anonymous function is one option -- DMY = @(d,m,y) sprintf('%02d-%02d-%4d'...
Formating strings using named tokens
I am not exactly certain what you want. Using an anonymous function is one option -- DMY = @(d,m,y) sprintf('%02d-%02d-%4d'...
11 days 前 | 0
已回答
Facing problem with plot function
The first and last p[oints apparently have the same coordinates. If your data ars sorted, for example by the x-coordinates, r...
Facing problem with plot function
The first and last p[oints apparently have the same coordinates. If your data ars sorted, for example by the x-coordinates, r...
11 days 前 | 0
已回答
How to solve dy/dt=A(t)*y where y is a vector (3 elements) and A is 3x3 matrix with time dependent elements.
An alternative, considering that 'R(i,j,t(k))' have one value at each 't(k)' is to use the matrix exponential expm function. ...
How to solve dy/dt=A(t)*y where y is a vector (3 elements) and A is 3x3 matrix with time dependent elements.
An alternative, considering that 'R(i,j,t(k))' have one value at each 't(k)' is to use the matrix exponential expm function. ...
15 days 前 | 0
已回答
Help for an on-air program
See: RF Propagation - MATLAB & Simulink - MathWorks to begin with. The Radar Toolbox or the RF Toolbox could be appropriate f...
Help for an on-air program
See: RF Propagation - MATLAB & Simulink - MathWorks to begin with. The Radar Toolbox or the RF Toolbox could be appropriate f...
17 days 前 | 0
已回答
Dealing with noise artifacts in EEG signal
I do not have your signal to work with. My approach would first to use the isoutlier function, then the rmoutliers function t...
Dealing with noise artifacts in EEG signal
I do not have your signal to work with. My approach would first to use the isoutlier function, then the rmoutliers function t...
17 days 前 | 1
| 已接受
已回答
Reading in Numerical Data from a Text File
You can certainly use textscan for this. I cannot determine the reason you are having probnlems getting textscan to run, sinc...
Reading in Numerical Data from a Text File
You can certainly use textscan for this. I cannot determine the reason you are having probnlems getting textscan to run, sinc...
18 days 前 | 1
已回答
imtile does not work with cell array of images
It seems obvious -- immag = 1×4 cell array {1×1 Image} {1×1 Image} {1×1 Image} {1×1 Image} >> otta=imt...
imtile does not work with cell array of images
It seems obvious -- immag = 1×4 cell array {1×1 Image} {1×1 Image} {1×1 Image} {1×1 Image} >> otta=imt...
1 month 前 | 0
已回答
Adding multiple function plots to a single figure with subplots - MATLAB
I am not certain what you intend by 'merge the plots'. Note that you need to load a .mat file to use its contents. Consider ...
Adding multiple function plots to a single figure with subplots - MATLAB
I am not certain what you intend by 'merge the plots'. Note that you need to load a .mat file to use its contents. Consider ...
1 month 前 | 0
已回答
why can I only edit one script?
You should be able to have multiple Editor tabs available so that you can edit a script in each tab. In the Editor and with t...
why can I only edit one script?
You should be able to have multiple Editor tabs available so that you can edit a script in each tab. In the Editor and with t...
1 month 前 | 1
已回答
interp1() returns a plot with empty sections
The 't' variable seems to be undefined, and we do not have 'grade.xlsx' to work with. If 't' is beyond the limits of 't_grade...
interp1() returns a plot with empty sections
The 't' variable seems to be undefined, and we do not have 'grade.xlsx' to work with. If 't' is beyond the limits of 't_grade...
1 month 前 | 1
已回答
Perfusionist nurse trying to lear fluids mechanics
I have not seen any posts here on the details of cardiovascular dynamics. I am not certain if Simscape Fluids can help you with...
Perfusionist nurse trying to lear fluids mechanics
I have not seen any posts here on the details of cardiovascular dynamics. I am not certain if Simscape Fluids can help you with...
1 month 前 | 0
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已回答
enforce smooth parameter variation in model fit across space
It likely depends on your problem. If it involves integrating a set of nonlinear ordinary differential equations, and if the pa...
enforce smooth parameter variation in model fit across space
It likely depends on your problem. If it involves integrating a set of nonlinear ordinary differential equations, and if the pa...
2 months 前 | 1
已回答
Why am I getting an error installing MATLAB on Ubuntu 24.04
This approach worked for me (Ubuntu 24.04, MATLAB R2025b) -- FIRST: Follow the directions in the MATLAB Installation Help .P...
Why am I getting an error installing MATLAB on Ubuntu 24.04
This approach worked for me (Ubuntu 24.04, MATLAB R2025b) -- FIRST: Follow the directions in the MATLAB Installation Help .P...
2 months 前 | 0
已回答
Issue with InputVisibility for lsimplot
It would probably help to have the omitted parts of your code. What you want to do works here (R2025b). A work-around woul...
Issue with InputVisibility for lsimplot
It would probably help to have the omitted parts of your code. What you want to do works here (R2025b). A work-around woul...
2 months 前 | 0
已回答
I am trying to install MAtlab runtime in ARM processor based jetson Orin Nano in linux. It has supported package for x86 architecture with linux ,is there a compatible MATLAB
You will likely have to contact Mathworks Support (Contact Us) for this. I do not find it listed on the Platform Roadmap for ...
I am trying to install MAtlab runtime in ARM processor based jetson Orin Nano in linux. It has supported package for x86 architecture with linux ,is there a compatible MATLAB
You will likely have to contact Mathworks Support (Contact Us) for this. I do not find it listed on the Platform Roadmap for ...
2 months 前 | 0
已回答
I want to suppress: useCS = logical 1 in command window
Without knowing more about your code or what it is dooing, see if puttting a semicolon (;) at the end of the line that assigns '...
I want to suppress: useCS = logical 1 in command window
Without knowing more about your code or what it is dooing, see if puttting a semicolon (;) at the end of the line that assigns '...
2 months 前 | 0
已回答
I saw R2025b update2 on the download page , but can't receive it in the software notification? Even when I manually check for it.
In the 'MathWorks Bug Report Notification - Customized Product List' notification for 11 Dec 2025, the 'Fix Options' included 'G...
I saw R2025b update2 on the download page , but can't receive it in the software notification? Even when I manually check for it.
In the 'MathWorks Bug Report Notification - Customized Product List' notification for 11 Dec 2025, the 'Fix Options' included 'G...
2 months 前 | 0
| 已接受
已回答
How to use "getkey" correct ?
I am not certain what you are doing. Two options could be waitfor or waitforbuttonpress. There are additional possibilities in...
How to use "getkey" correct ?
I am not certain what you are doing. Two options could be waitfor or waitforbuttonpress. There are additional possibilities in...
2 months 前 | 0
| 已接受
已回答
I am getting the result and graphs of the equation yy1 but not YY2. if I remove the 2nd equation i.e yy2 part then the program is giving result. whenever m adding yy2 part and boundary conditions m getting error.can someone help me?
There is an error somewhere. According to the error, 'bc2D' '... should return a column vector of length 6.' It is returning...
I am getting the result and graphs of the equation yy1 but not YY2. if I remove the 2nd equation i.e yy2 part then the program is giving result. whenever m adding yy2 part and boundary conditions m getting error.can someone help me?
There is an error somewhere. According to the error, 'bc2D' '... should return a column vector of length 6.' It is returning...
2 months 前 | 0
已回答
Big WebGL plotting speed regression
When I ran: rng(0); G = graph(sprandsym(1e5, 1e-4)); plot(G) on my desktop (AMD Ryzen Threadripper PRO 7955WX 16-Cores, NVIDI...
Big WebGL plotting speed regression
When I ran: rng(0); G = graph(sprandsym(1e5, 1e-4)); plot(G) on my desktop (AMD Ryzen Threadripper PRO 7955WX 16-Cores, NVIDI...
2 months 前 | 0
已回答
Making polar plots in dB with the most negative value in the center !
Alternatively, you can subtract the most negative dB value from the rest, then scale the radius grid lines -- Perhaps somethi...
Making polar plots in dB with the most negative value in the center !
Alternatively, you can subtract the most negative dB value from the rest, then scale the radius grid lines -- Perhaps somethi...
2 months 前 | 0
| 已接受
已回答
Linux ubuntu 22.04 lts videoreader h265
This is not something I have ever needed to do, however I found some resources: [How To] Install H.265 HEVC codec on Ubuntu and ...
Linux ubuntu 22.04 lts videoreader h265
This is not something I have ever needed to do, however I found some resources: [How To] Install H.265 HEVC codec on Ubuntu and ...
2 months 前 | 0
已回答
Help to plot a graph using the data file
Perhaps something like this -- writematrix([0:10; sin(2*pi*(0:10)/20)].','Your_Data.csv') % Create File Data = readma...
Help to plot a graph using the data file
Perhaps something like this -- writematrix([0:10; sin(2*pi*(0:10)/20)].','Your_Data.csv') % Create File Data = readma...
2 months 前 | 1
已回答
How do I apply the same operation on vectors of different length but of similar name?
Cell arrays do not require vectors of equal length. I am not certain what your actual problem is, however something like this...
How do I apply the same operation on vectors of different length but of similar name?
Cell arrays do not require vectors of equal length. I am not certain what your actual problem is, however something like this...
2 months 前 | 1
已回答
How to do MATLAB update, when root owns the install, but isn't the licensed user?
I have Ubuntu 24.04, and for R2025b used the approach in this Edit. . After that, I just run the update installer. It may b...
How to do MATLAB update, when root owns the install, but isn't the licensed user?
I have Ubuntu 24.04, and for R2025b used the approach in this Edit. . After that, I just run the update installer. It may b...
2 months 前 | 0
| 已接受
已回答
Defining a function in one file and using it in a second file
I would save each of your functions to a separate .m file. That way, they should always have access to each other. NOTE: The...
Defining a function in one file and using it in a second file
I would save each of your functions to a separate .m file. That way, they should always have access to each other. NOTE: The...
2 months 前 | 0
| 已接受
