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Miguel Albuquerque


Last seen: Today Active since 2020

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Question


Cut a signal to represent its plots
Hey guys thanks in advance, Basically I have this code, that for two signals( reference and surveillance) with 30 million sampl...

40 minutos ago | 0 answers | 0

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answers

Question


Find the maximum of matrix and represent in plots
Hey guys, thanks in advance, I have this code that correlates in time two signals. These correlation is made in a matrix 3199 x...

alrededor de 1 hora ago | 0 answers | 0

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answers

Question


Find a row of the maximum of a matrix
Hey guys, thanks in advance, I have this code that correlates in time two signals. These correlation is made in a matrix 3199 x...

alrededor de 13 horas ago | 2 answers | 0

2

answers

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Plot functions in a for cycle
Hey guys, thanks in advance, I have this code , that calculates ambiguity function for signals with a lot of values. On each it...

3 días ago | 1 answer | 0

1

answer

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Create a sliding window
Hey guys, thanks in advance I have this code, that gives me a vector, samples , that has 10 000 000 values( a lot). I wanted to...

3 días ago | 2 answers | 0

2

answers

Question


Find maximum in graphic
Hey guys thanks in advance; I have this code that represents a signal in time domain: figure; maxcolorbar=max(max(20*log10(ab...

4 días ago | 1 answer | 0

1

answer

Question


Create a time vector
Hey guys, thanks in advance I have a program that reads samples from hardware, and counts the time it takes to read that sample...

5 días ago | 1 answer | 0

1

answer

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Create a time array
Hey guys, thanks in advance. I have one matrix of data( this is a char data) that has two times : as visible in this figure 'C...

5 días ago | 3 answers | 0

3

answers

Question


Stop an infinite loop with a key
Hey guys, I have this infinite loop and I want to exit the while loop and continue the code when I press the cancel button in th...

13 días ago | 1 answer | 0

1

answer

Question


Create a infinite while loop
Hey guys thanks in advance. I have a code that reads samples from a hardware receiver. I want that the hardware keeps receiving...

13 días ago | 1 answer | 0

1

answer

Question


Create a time table
Hey guys, thanks in advance. I have a program that reads samples from a hardware receiver. When it starts receiving I use: d...

14 días ago | 1 answer | 0

1

answer

Question


Run two scripts at the same time
Hey guys, thanks in advance. I am using LimeSDR to receive samples in two different channels. In one script I am receiving in o...

14 días ago | 0 answers | 0

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answers

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LimeSDR program in Matlab
Hey guys, thanks in advance. I am developing a SAR passive radar in Matlab with LimeSDR. I am using jocover and RakhDamir progr...

14 días ago | 1 answer | 0

1

answer

Question


Construct if cycle for two variables
Hey guys, I just wanted to check with you if this code is right or is there anyway I could improove it? This is a function: I w...

20 días ago | 2 answers | 0

2

answers

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Unable to perform assignment because the size of the left side is 2032-by-1 and the size of the right side is 1-by-2243277.
Hey guys, thanks in advance I have a matrix range_compression(2032x400). Each row corresponds to a position of a radar and colu...

23 días ago | 1 answer | 0

1

answer

Question


Save a variable from a for cycle into a matrix
Hey guys, this is probably very easy but Im having troubles. I have a matrix range_compression(2032x400). Each row corresponds ...

23 días ago | 1 answer | 0

1

answer

Question


Save variable to a matrix after a for loop
Hey guys this is probably very easy, but Im having troubles doing it. I have this code, that cross-correlates two signals, from...

24 días ago | 1 answer | 0

1

answer

Question


Cycle for to save a matrix
Hey guys thanks in advance for reading this and helping me. I have a matrix range_compression(2032 x 400). For each column of t...

24 días ago | 1 answer | 0

1

answer

Question


Create a new matrix to apply a function
Hey guys thanks in advance for reading this and helping me. I have a matrix range_compression(2032 x 400). For each column of t...

25 días ago | 1 answer | 0

1

answer

Question


Select samples from plot
Hey to all, this is probably very easy, but im struggling with it, thanks in advance. I have the spectrum of a signal repres...

25 días ago | 1 answer | 0

1

answer

Question


Product calculation between two matrixes
Hey guys, this is probably very easy, but Im having troubles with it, thank you in advance. I want to calculate a product of tw...

27 días ago | 1 answer | 0

1

answer

Question


Create a loop for matrixes
Hey , thanks in advance for reading this. I have two matrixes, with two diferent signals in frequency domain(surv_matrix and re...

alrededor de 1 mes ago | 0 answers | 0

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answers

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Create a loop to do Afmag for matrixes
Heu guys, this is probably very easy but i m struggling with it right now, thanks in advance. I have this code, Initially I cal...

alrededor de 1 mes ago | 0 answers | 0

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answers

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Create a plot for a loop
Hey guys, thanks in advance for reading this I have this code, that finds in surv_matrix the indixes where the matrix is differ...

alrededor de 1 mes ago | 1 answer | 0

1

answer

Question


Create a loop to read a matrix
Hey guys, this is probably very easy, but im finding it difficult to do I have a matrix surv_matrix, that assumes values...

alrededor de 1 mes ago | 1 answer | 0

1

answer

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Create a matrix for data with various iterations
hey to all, thanks for reading this in advance. I want to calculate Surveillance_SignalFD and Reference_SignalFD as a matrix, wh...

alrededor de 2 meses ago | 0 answers | 0

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Question


Create a matrix for a radar plane movement
hey to all, thanks for reading this in advance. I have a AoI=200 x 200 binary matrix, composed by zeros and ones(0 and 1), I ...

alrededor de 2 meses ago | 0 answers | 0

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answers

Question


Maths Solution to a equation
hey guys, does anyone know how to solve this: to isolate n cos^n(0.18)=sqrt(2) thanks

alrededor de 2 meses ago | 1 answer | 0

1

answer

Question


Calculate waypoints for a moving plane with a radar
Hey guys, thanks in advance for reading this. Probably this is very basic, but im having troubles I have a surveillance are, d...

alrededor de 2 meses ago | 1 answer | 0

1

answer

Question


Calculate 2D normal vectors to a plane
Hey to all, Im having difficulties on trying to get normal vectors to a 2D plane. I have a AoI=200 x 200 matrix, composed by ze...

2 meses ago | 1 answer | 0

1

answer

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