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Geovane Gomes


Last seen: Today |  自 2022 起处于活动状态

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统计学

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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...

1 month 前 | 1 个回答 | 0

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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 前 | 1 个回答 | 0

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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 前 | 1 个回答 | 0

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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 前 | 1 个回答 | 0

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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 前 | 2 个回答 | 0

2

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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 前 | 0 个回答 | 0

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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 前 | 3 个回答 | 0

3

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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 前 | 2 个回答 | 0

2

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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 前 | 1 个回答 | 0

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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 前 | 1 个回答 | 0

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

1 year 前 | 0

提问


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 前 | 1 个回答 | 0

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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 前 | 2 个回答 | 0

2

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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 前 | 1 个回答 | 0

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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 前 | 1 个回答 | 0

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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 前 | 2 个回答 | 0

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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 前 | 1 个回答 | 0

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