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Estadística
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Cody24 Problemas
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Feeds
The symbol "1" is not a scalar in integral3
Here is one way: integral3(@(x,y,z) ones(size(x)), 0,1,0,1,0,1)
6 días hace | 1
Data loaded successfully but not showing in workspace
Could it be something related to the scope of the variable? For example, did you load the variables (and run whos) while inside ...
11 días hace | 0
Pregunta
Specifying color as hex works for plot, but not for scatter
I was caught off-guard that specifying color as a hexadecimal value works for plot(), but not for scatter(). It does seem docume...
17 días hace | 1 respuesta | 0
1
respuestaLogistic regression in MATLAB (without Statistics and Machine Learning Toolbox)
Logistic regression is an algorithm that can definitely be programmed in MATLAB, which is a general-purpose programming language...
2 meses hace | 0
Why the speed of for loop (drawnow) is much slower in R2025a than R2016a?
What is your default figure window style (which you can get with the following command)? get(groot, "defaultFigureWindowStyle")...
3 meses hace | 0
Help with Inequalities In Switch Statement
What is happening in the first case of your switch statement is not that it checks whether (Khat >= 0) && (Khat <= 0.14) is tr...
3 meses hace | 0
Can I Install a MATLAB Individual License on AWS?
Yes. See this documentation on how to Run MATLAB on Amazon Web Services.
3 meses hace | 0
Issues with overlapping graphs in nested tiledlayouts
I think you don't want the very first nexttile call, just after for i = 1:max(clsnum) which creates the "underneath" axes, th...
4 meses hace | 0
Shading area between 2 curves (x function in terms of y)
Another (I think simpler) method is to change the "view" of the axes. This way the XData and YData properties of line up with w...
4 meses hace | 0
Shading area between 2 curves (x function in terms of y)
I think you got yourself -- and me -- confused by swapping the definitions of what are conventionally called the X- and Y-axis. ...
4 meses hace | 0
How to permanently undock all future generated figures R2025a
Put the line set(groot, "defaultFigureWindowStyle", "normal"); in your startup.m file.
4 meses hace | 2
| aceptada
can not connect to Moble MATLAB
Both MATLAB Online and MATLAB Mobile had downtime earlier today. You can check the current status at the MathWorks status page. ...
5 meses hace | 0
matlab online doesn't work
According to the MathWorks status page, there are currently (13:30 UTC, 10 June) issues with starting new sessions on MATLAB Onl...
5 meses hace | 2
| aceptada
Differences between figure and uifigure (R2025a onward)
According to the Limitations section in the uifigure documentation, one cannot use the print() function on a uifigure.
5 meses hace | 0
Any commands about rotation where the unit of the input is radian
I don't think there is a native equivalent of rotx() that uses radian as input. You can convert radians to degrees using the rad...
5 meses hace | 0
| aceptada
Remove duplicates from array, some first and some last
I believe this does what you want: A = [1 0; 2 0; 3 1; 4 2; 5 3; 6 3; 7 3]; [~, ia_last]...
5 meses hace | 1
| aceptada
How to reduce the file size of MAT files?
It's not really as simple as "rounding", as the memory requirements are dependent on the data type. But, there are different num...
5 meses hace | 0
Cody - "server not available" when submitting solution on prime numbers question
That error does not mean your solution was not fast enough. (As I recall, there is a separate message telling you if you solutio...
5 meses hace | 1
How can I use table() with a variable number of columns?
I assume that data, colName, and rowName are consistently dimensioned. slice = squeeze(data(jj,:,:)); TT{jj} = array2table( sl...
5 meses hace | 1
problem to use compose
It's because your values are actually 0.7937 * 1.e-5. Try .. load('matlab_bb.mat') bbb=char(compose("%% %9.9f",bb));
5 meses hace | 1
| aceptada
My students could not open an account in Matlab Online
MathWorks has been undergoing a ransomware attack for over a week. You can see updates at their status page. I know MATLAB Onli...
5 meses hace | 0
"No Healthy Upstream" when trying to get to Mathworks Licensing Manager
MathWorks has been experiencing a ransomware attack. You can see the status updates at https://status.mathworks.com/
5 meses hace | 0
| aceptada
Transfer history to MATLAB 2025a
I did not know the answer to your question, so I decided to as in the AI Chat Playground. Here is what it came up with. In MATL...
5 meses hace | 0
Would kfold loss values vary if cross validation is performed after model training?
The predictions will be identical, as long as you use the same fold assignments: % Set seed, for reproducibility rng default ...
6 meses hace | 0
| aceptada
How to create a pdf from the histogram
You can use the histogram function to create and plot a histogram. You can use the ksdensity function to estimate a non-paramet...
6 meses hace | 1
| aceptada
More unexpected behavior multiplying an array with a double
Using the simpler example that @Stephen23, posted S(1).x = pi; S(2).x = sqrt(2); S.x Note that S.x is not a double array. ...
6 meses hace | 1
| aceptada
How does one obtain the covariance matrix for the fixed effects from fitting a mixed effect model using fitlme or fitlmematrix?
A LinearMixedModel object lme has a CoefficientCovariance property, which you can obtain with lme.CoefficientCovariance This i...
6 meses hace | 0
| aceptada
Hyperparameter optimization fitrnet not working
Per the documentation for fitrnet ... "You can use an array ResponseVarName to specify multiple response variables. (since R202...
7 meses hace | 0
| aceptada
Shapley based feature selection
The Shapley values don't require the class labels (i.e. the actual responses) to determine feature importance. The Shapley valu...
8 meses hace | 1
| aceptada
Resuelto
Project Euler: Problem 4, Palindromic numbers
A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 91 ...
8 meses hace
