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Geovane Gomes


Last seen: 1 day ago |  Active since 2022

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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...

2 months ago | 1 answer | 0

1

answer

Question


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...

5 months ago | 1 answer | 0

1

answer

Question


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...

5 months ago | 1 answer | 0

1

answer

Question


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...

6 months ago | 1 answer | 0

1

answer

Question


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...

10 months ago | 2 answers | 0

2

answers

Question


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...

10 months ago | 0 answers | 0

0

answers

Question


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...

1 year ago | 3 answers | 0

3

answers

Question


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...

1 year ago | 2 answers | 0

2

answers

Question


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...

1 year ago | 1 answer | 0

1

answer

Question


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...

1 year ago | 1 answer | 0

1

answer

Answered
how set diagonal =1 in matrix tridimensional a(:,:,:)
Maybe using eye and repmat COR = repmat(eye(8),1,1,188); size(COR)

1 year ago | 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) = {@...

1 year ago | 1 answer | 0

1

answer

Question


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:...

1 year ago | 2 answers | 0

2

answers

Question


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...

1 year ago | 1 answer | 0

1

answer

Question


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. ...

1 year ago | 1 answer | 0

1

answer

Question


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...

2 years ago | 2 answers | 0

2

answers

Question


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...

3 years ago | 1 answer | 0

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answer