# 2NOR_Kh

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**Content Feed**

Domanda

how to read data from box(cloud storage)?

I have a dataset with a large memory that I can't save all of them on my pc. This data are in box cloud and I found a similar qu...

4 giorni fa | 0 risposte | 0

### 0

risposteDomanda

ow to convert a 3Dplot to 2D?

I have a code to generating phantom data in MATLAB but my final plot is in 3D. I searched throught mathwork and could find some...

30 giorni fa | 1 risposta | 0

### 1

rispostaDomanda

What is the "-20dB" bandwidth of a signal and how to calculate it in MATLAB

I searched to find the answer, I could find the 3dB bandwidth which is half power bandwidth and there is function to find that i...

circa un mese fa | 1 risposta | 1

### 1

rispostaplot an specific function in matlab

I could find the answer to this question after some search and I'll answer it for anyone who came up with the same question in t...

circa un mese fa | 0

| accettato

Domanda

plot an specific function in matlab

I have this equation to be plotted, I wanted to know if there is any specific function for this equation or not, somethins like ...

circa 2 mesi fa | 2 risposte | 0

### 2

risposteDomanda

curve fitting in MATLAB by using curve fitting tool

I have a data that should fit a gaussian into it and then finding the center frequency and sigma, I use curve fitting tool in th...

circa 2 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

which part of my logic is wrong?

I wanna plot the equation given below for w=(3:0.01:7)*1e6 and the written values in the code, I should have a plot of R based o...

circa 2 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

how to design a single cycle square wave?

I want to design a single cycle square wave and for theat I am using 'square' function but I don't know how to make it a single...

2 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

why my conditional function is not what I expected?

I have this question to solve: this is my program: close all clear all x = -3:0.5:3; y = -3:0.5:3; [X,Y] = meshgrid(x,y)...

3 mesi fa | 3 risposte | 0

### 3

risposteDomanda

calculating attenuation in RF data of ultrasound

I am running into something I have not yet managed to figure out after quite some googling. I should find the attenuation of an ...

3 mesi fa | 0 risposte | 0

### 0

risposteDomanda

how can I have a single number as the result of dividing two numbers?

I am implementing this formula in MATLAB: I[i], is the intensity of my signal and i is the index for each row. My code is as ...

3 mesi fa | 2 risposte | 0

### 2

risposteDomanda

I have three images that should have similar range of histogram is the rescaling a correct procedure?

I have three images that should have similar range of histogram is the rescaling a correct procedure or there may be better solu...

3 mesi fa | 3 risposte | 0

### 3

risposteDomanda

How to fix a parameter in fitdist function?

I am trying to fit burr distribution to my data, but for the simplicity of my algorithm, I should assume c=2 in burr distributio...

4 mesi fa | 0 risposte | 0

### 0

rispostei have a homework that i have been stuck on, can anyone help ?

you can change parameters to see how this will change. Also, in gaussian distribution, there is another important parameter name...

4 mesi fa | 0

Domanda

how to manual crop an ultrasound image

I have an ultrasound iamge and I should a rectangual ROI manually like Ithis image: but when I use imcrop it does not plot th...

4 mesi fa | 2 risposte | 0

### 2

risposteDomanda

how to fit an exponential curve to my signal in a plot?

I have a signal and I should fit an exponential curve to it. This curve should be made based on the max imum peaks in the signal...

4 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

uploading dataset from google drive

I have a dataset in my google drive and I wanna upload it, but it gives me an error that it can't open the file. I am using 'loa...

4 mesi fa | 0 risposte | 0

### 0

risposteDomanda

I wanna know how imadjust is working. The whole algorithm and its reference paper.

Hi everyone, I am looking for the refrence paper of imadjust in matlab. I searched throught its library in matlab but I couldn'...

5 mesi fa | 1 risposta | 0

### 1

rispostaI should convolve my signal with which function to have the signal itself?

I find out my issue with dirac. tt = -100:0.1:100 y=dirac(tt); idx=y==inf; y(idx)=1; plot(tt,y);

5 mesi fa | 0

| accettato

Domanda

I should convolve my signal with which function to have the signal itself?

I should convolve my signal with a function and have the signal itself. I read on the internet that dirac function will be the s...

5 mesi fa | 2 risposte | 0

### 2

risposteDomanda

how can I have a perfect rect function as the result of applying fft on sinc function?

I have to generate a perfect rectangle as the fft result of the sinc function. I am working with different parameters to achieve...

5 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

how to find the right frequency axis when we take the Fourier transform of a function?

I want to know how to find the correct frequency axis when I am taking the fourier transfor. To make it clear, we know that for ...

5 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

filtering by filter function and having a shift

I have a signal and applied a filter by using filter function in matlab (the built in filter function of matlab). I added paddin...

6 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

why after applying imadjust it gives me a white picture?

I applied imadjust on my image and the first time it was working and gave me a hight contrast image but the 2nd time ,it is givi...

6 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

how many paddings I need for my signal?

I have a signal and a filter with this size: 1*282 now I dont know how many paddings I should add to my signal.

6 mesi fa | 0 risposte | 0

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rispostehow to convert a gaussian low pass filter to a gaussian band pass filter

I find the answer of this question and writing it here in case that anyone needs it in the future: When we think of low pass or...

6 mesi fa | 0

| accettato

Domanda

how to convert a gaussian low pass filter to a gaussian band pass filter

I designed a gaussian filter in Matlab with these values of sigma and mean: sigma = 1.5040e-08; u=0; by usisng this line of c...

6 mesi fa | 1 risposta | 0

### 1

rispostaDomanda

FFT of Gaussian filter in 1D

I have a gaussian filter and its fourier transform in matlab is just located at zero. I am sure I did everything right but still...

8 mesi fa | 2 risposte | 0

### 2

risposteDomanda

1d filter implementation

I wanna implement this function, f=t^2*exp(-t^2), the exponential part is a gaussian filter and I should finetune mean and varia...

8 mesi fa | 0 risposte | 0

### 0

risposteDomanda

convolving 1D filter in 1D signal

I have a filter with this eq: GH2=4*t^2*exp(-t^2) - 2*exp(-t^2); E2=3*sqrt(pi/2); GHE2=GH2/sqrt(E2); the t here is a 1*678...

8 mesi fa | 1 risposta | 0