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Feeds
Question
Optmize Model Hyperparameters using Directforecaster
Dear all, Is it possible to optmize the hyperparameters when using the directforecaster function to predict times series? clea...
environ 2 mois il y a | 1 réponse | 0
1
réponseQuestion
Issue with kruskalwallis() function not working in Live Script after installing MATLAB R2025a
Hi everyone, After installing MATLAB version R2025a, I noticed that some functions freeze and do not run at all in Live Script....
8 mois il y a | 2 réponses | 0
2
réponsesWRONG FUNCTION? - Partial Autocorrelation (PACF) - parcorr greater than 1 (>1)
I found the same problem. Can someone explain how to deal with it
11 mois il y a | 0
Question
How to improve K-means clustering with TF-IDF?
Hi all, I’m currently working on a project where I need to classify company segments based on their activity descriptions. I’v...
plus d'un an il y a | 1 réponse | 0
1
réponseQuestion
FE Model with function handle
Hello everyone. Is it possible to use a function handle within a femodel? So I could change the value of a material property or...
plus d'un an il y a | 1 réponse | 0
1
réponseQuestion
How to change labels in pde toolbox
Hello everyone, Is it possible to change the labels when using the pde toolbox? For example, make face labels correspond to th...
plus d'un an il y a | 1 réponse | 0
1
réponseQuestion
Error using generateMesh function of the pde toolbox
Hello everyone, I am trying to generate a mesh to analyze an airplane wing using the PDE toolbox. The attached geometry was mo...
plus d'un an il y a | 1 réponse | 0
1
réponseQuestion
Handling Undesirable Characters in Numeric Columns When Reading a CSV File
Dear all, I need to read a .csv file which has some numeric columns that contain undesirable characters, so when I import it us...
presque 2 ans il y a | 2 réponses | 0
2
réponsesQuestion
Using a curve to contrutct a geometry for a model in pde toolbox
Dear all, How could I consctruct a geometry using a curve (x-y coordinates) for a model in the pde toolbox? For example if I h...
environ 2 ans il y a | 1 réponse | 0
1
réponseQuestion
Determine the relational operator in an expression
I need to find out the operator in an expression. I tried to convert the symbolic expression using char and then find the posi...
environ 2 ans il y a | 3 réponses | 0
3
réponsesQuestion
How to get the coefficients of an equation
Dear all, Is it possible to extract the coefficients of an equantion defined as below: syms x1 x2 eq = 2*x1 + x2 <= 0 By usi...
environ 2 ans il y a | 2 réponses | 0
2
réponsesQuestion
Can not use gamma function in an external function
Dear, I am trying to generate some random numbers with a specific distribution, but to calculate the parameters of this distrib...
plus de 2 ans il y a | 1 réponse | 0
1
réponseQuestion
How to generate a Frechet distribution using Methods of Moments?
How could I generate extreme value type II distribution for maximum using the method of moments? I think of something similar t...
plus de 2 ans il y a | 1 réponse | 0
1
réponsehow set diagonal =1 in matrix tridimensional a(:,:,:)
Maybe using eye and repmat COR = repmat(eye(8),1,1,188); size(COR)
plus de 2 ans il y a | 0
Question
Using a cell array as an argument of a function handle
Hi all, Is it possible to use a cell array as arguments in a function handle? For example: a(1) = {@(x) x(1) + 2}; a(2) = {@...
plus de 2 ans il y a | 1 réponse | 0
1
réponseQuestion
Assign a value to a matrix element defined as a variable
Hi all, Is it possible to assign values (variables) to elements in a matrix that is defined as a function handle? For example:...
plus de 2 ans il y a | 2 réponses | 0
2
réponsesQuestion
Using a class as a function handle
Hi all, I'm trying to use a class as a function handle. This works perfectly in this case: k = 8 * ones(1,3) * 1e7; m = [3.57...
plus de 2 ans il y a | 1 réponse | 0
1
réponseQuestion
dot indexing in a function handle
Hi all, Is it possible to use dot indexing in a function handle? Or at least ignore an output? Please look at the code below. ...
presque 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Cannot simplify a result
Hi all, I am trying to simplify at most the result of Td, but the maximum I get is (3*pi*39270^(1/2))/1666. When I put this res...
presque 4 ans il y a | 2 réponses | 0
2
réponsesQuestion
Function handle for standard deviation of a GPR
Hi all, I am trying to find a way to calculate the standard deviation of any point I want from a GPR model. Function handle fo...
environ 4 ans il y a | 1 réponse | 0
