Luccas S.

Last seen: 6 meses hace | Con actividad desde 2021

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Estadística

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Out of memory error
I'm trying to run the code below, it works well and does its job. The problem is that it is not capable of running all iteration...

7 meses hace | 1 respuesta | 0

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How to add a sum of frequency band or a specific frequency to the wsst function
I would like to sum up the values found in the intervals or a specific frequency range, as shown in the image below: The gr...

9 meses hace | 1 respuesta | 1

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Correlation Matrix Problem of Three Decomposition Level of DWT
I'm trying to apply a DWT with 3 composition levels and the following question arose when calculating the composition matrix. Th...

12 meses hace | 0 respuestas | 0

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Error using vertcat Dimensions of arrays being concatenated are not consistent..
The code below is showing the following error Error using vertcat Dimensions of arrays being concatenated are not consistent....

12 meses hace | 1 respuesta | 0

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How to place a subplot with the same dimensions as ax.width, ax.height and ax.Position
I am plotting a graph and I would like the start of the subplot(3,1,1) to coincide with the start of the subplot (3,1,2) and (3,...

12 meses hace | 1 respuesta | 0

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Remove white/blank space from plot
Is there any way to remove the areas or reduce the blank parts of the plot as much as possible?

más de 2 años hace | 1 respuesta | 0

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Store one vector range inside another
How to store the values of vector x, say from x(50,1) to x(100,1)? I tried in the following way, but it didn't work. RES_B...

más de 2 años hace | 2 respuestas | 0

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How to check if there are more ones than zeros in the variable.
For example, if there is the variable x; x = [1 1 1 1 1 1 1 1 0 0 0]; How to check if it has ones than zeros?

más de 2 años hace | 2 respuestas | 0

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Is it possible to apply imdilate and imerode to a signal and not an image?
The question is exactly the topic name. I want to apply morphological gradient to a current signal, so I would like to know if i...

casi 3 años hace | 2 respuestas | 0

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Define origin and length of the Strel function
I'm trying to create the following structuring element (SE): The underline bar represents the origin of the SE. For example...

casi 3 años hace | 1 respuesta | 0

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Add Gaussian Noise to a Signal
I'm trying to add a 65 db Gaussian noise to a current signal. With the following function: Ia = awgn(Ia,65) The problem is tha...

alrededor de 3 años hace | 1 respuesta | 0

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Exclude the NaN, 0, empty and Inf values from the analysis.
When calculating the PE value, I would like it not to calculate when Ia_future = 0, Nan or Inf. I believe the way I did it, it'...

alrededor de 3 años hace | 2 respuestas | 0

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elseif when the flag is not true
I have this part of my code, and I was wondering if this way of implementation is right. flag=flag & PE(n,1)>p_fix if count1==...

alrededor de 3 años hace | 1 respuesta | 0

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Check if the condition happened in previous cycles
I'm trying to make a condition to analyze every 5 cycles, but I need the value of p_fix (threshold) not to exceed PE. As I did, ...

alrededor de 3 años hace | 1 respuesta | 0

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Skip analysis when you have NaN or 0
I think I am having problems with my analysis result due to the presence of NaN and 0. How to skip analysis when I have NaN or 0...

alrededor de 3 años hace | 2 respuestas | 0

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Cycle counter with reset
I apologize for not having developed any code for this part, because I have no idea how to do it. So, I'm going to work with the...

alrededor de 3 años hace | 1 respuesta | 0

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How to get the highest value from the latest samples?
I have code that calculates an error for each sample, and I would like to always get the highest value from the last samples. e...

alrededor de 3 años hace | 1 respuesta | 0

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Error using / Matrix dimensions must agree and Forward Linear Prediction
I'm trying to predict the future values of my data sample with the following code: for n = 1:size(t,1) if n>=3 X = [...

alrededor de 3 años hace | 0 respuestas | 0

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Plot for different values
Hi, I'm trying to vary the value of Q but the values aren't changing. HfTOTAL = 26.8708 Hg = 30 Q = 0:50:450; K = HfTOTAL....

más de 3 años hace | 1 respuesta | 0

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Multiplying matrices with values in polar form
Hello, I'm trying to perform the following operation (Image). I did the operation in complex form in matlab and it worked, but I...

más de 3 años hace | 1 respuesta | 0

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Write a complex number in polar form
Hello,I would like to know how do I write a complex number in its polar form. Like the image below. Mycode: Soperacao = (0.8*...

más de 3 años hace | 1 respuesta | 0

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rounding the imaginary part of the number
Z1 = 0.0000e+00 + 7.8765e-04i I would like the result to appear as 0.0008i in the imaginary part, how to do this?

más de 3 años hace | 1 respuesta | 0

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Solve an equation like the HP calculator solve
I would like to know if there is any way to solve an equation like HP's solve, I wanted to find out the value of To2 without hav...