# Csanad Levente Balogh

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Question

How to open .atfx header files in matlab?

Hi! I have measurements done with PAK MKII system, and the outout is a heder files (.atfx), that points to a bunch of binary mea...

12 months ago | 0 answers | 0

### 0

answersSolved

An Ohm's Law Calculator

*BACKGROUND / MOTIVATION:* Many important observations in math and science can be described by short, but powerful, equations...

12 months ago

Question

What is the sampling frequency after convolution?

Hi! I have two time domain signals with different sampling frequency. I want to calculate the convolution of the two signals wi...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to resample frequency domain signal?

Hi! I have a spectrum with freqency resolution 0.01875 Hz, and I want to have 1Hz. Is there a way to convert the signal to have...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to fft time signal and get given number of fft points and frequency resoution?

Hi! I have a time domain signal x. I should calculate te spectrum of it, but I want to get the spectrum with a certain frequen...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to convert complex one sided spectrum into time domain

Hi! I have a one sided spectrum with complex values.I want to convert in back to time domain. As I se, the matlab ifft function...

1 year ago | 2 answers | 0

### 2

answersQuestion

How to display only selected xticks?

HI! I am trying to display onli thee selected xticks om a stairs plot. I use the following code: figure stairs(fl,db(sqrt(sTO...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to conduct octave analysis on frequency domain siganal?

Hi guys, Maybe it is a silly question, but I want to calculate 1/3 octave analysis on an already frequency domain signal stored...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to get heatmap values in appdesigner?

Hi All! I'm building an app, and I am using heatmap to visualize some data. I am plotting heatmap on a Panel. When I click on ...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to display only grid on axes (without values)?

Hi All! I want to do a plot, where the grid of the y axes in displayed, but there is no y values. I tried: set(gca,'ytick',[]...

1 year ago | 1 answer | 0

### 1

answerSolved

Check if number exists in vector

Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

1 year ago

How to calculate SNR from coherence function?

Simply: coh % vector calculated by mscoherence SNRfg = coh ./ (1-coh); SNR = 10*log10(mean(SNRfg));

1 year ago | 0

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Question

How to calculate SNR from coherence function?

Hi! I havee aset of transfr functions calcuated with tfestimate and a set of coherence functions calculated with mscoherence. I...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to create matrix with other matrixes by joining them?

Hi! I'm trying to construct a matrix from the elements of several vectors, by joining them, For example: a = [1 2 3]; b = [4 ...

1 year ago | 2 answers | 0

### 2

answersQuestion

How to average columns of matrix without loop?

Hi! I have a rather big (about 1 000 000 X 10 000) matrix. I want to averaging n column blockes. For example: n = 3; A = [1 2 ...

1 year ago | 2 answers | 0

### 2

answersQuestion

How to add noise to every image in image datastore?

Hi! I am trying to add gauss noise to every image in image datastore. I want to compare a network trained on normal images with ...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to check if hardwear supported by Data Acquisition Toolbox?

HI! I'm trying to find out if Data Acquisition Toolbox supports these two hardwears: https://www.mccdaq.com/Products/Sound-Vib...

2 years ago | 1 answer | 0

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answerSolved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

2 years ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

2 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

2 years ago

Solved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

2 years ago

Question

How wide range do optimalisation algorithms cover?

I'm currently useing fminsearch, fmincon and fminunc in my code, and I do not know, how wide the range they search, before givin...

2 years ago | 1 answer | 0

### 1

answerQuestion

How can I replace two for loops with matrix operations to calculate quardatic form?

Hello! I'm trying to optimise my code by replacing two for loops with matrix operations. I want to calculate , here is one ele...

2 years ago | 1 answer | 0