# Shahar ben ezra

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**Content Feed**

Question

Creating a pulse for thermal noise

Hi How can I start my Y-axis from -174 And not from 0? *Example drawing clc,clear Hz = 10; Amp = -164; x = -10:0.01:10; ...

8 months ago | 1 answer | 0

### 1

answerQuestion

How to use the function uigetfile?

When I use the uigetfile function And want to select any file that is not in the same folder as my M file code I'm getting an ...

11 months ago | 2 answers | 0

### 2

answersQuestion

Run code with two sections - app designer

I made an example of a problem I have. I wrote a code with 2 sections When I press RUN_1 it calculates X * Y (this is works) ...

11 months ago | 1 answer | 0

### 1

answerQuestion

increase or decrease "RowNames" column - table

How do I increase or decrease "RowNames" column? Similar to the command: 'ColumnWidth', {100,100,100} LastName = {'Smith';...

12 months ago | 1 answer | 0

### 1

answerQuestion

Explanation of "Position" in uitable

Hi It is possible to get an explanation of the "Position" of the uitable function I can not understand the meaning of the numb...

1 year ago | 2 answers | 0

### 2

answersQuestion

Reading a time column

Hello I have a CSV file, with columns of times When I read the file by readmatrix or readcell or readtable I get columns of v...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to do Randi with letters

Is it possible to do the RANDI function with letters? And you will see an example like this: X7S7-6S6A-Y555-U75T for i=1:4 ...

1 year ago | 2 answers | 0

### 2

answersQuestion

PDF & CDF function

Hi I have a question about PDF & CDF functions If I have a vector with an abnormal distribution What functions can I use? (F...

1 year ago | 1 answer | 0

### 1

answerQuestion

2 digits after the dot

Hi In the following example where do I put: ,'%0.2f' x = [1 2 3]; vals = [2 3.3333333 6; 11 23 26]; b = bar(x,vals); xtip...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to extract a column from a matrix by searching

hi I have an example of something I need I want to take out a column in the matrix by searching in the first row clc, clear ...

1 year ago | 1 answer | 0

### 1

answerQuestion

create a table next to a graph on figure

Hey I want to create a table next to a graph Is it possible? Example code: clc, clear LastName = {'Smith';'Johnson';'...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to convert cell to matrix

hi How to convert cell to matrix in this situation t= readtable('loopTest'); for i=1:3 new_matrix{i}=t(:,i*3); end ...

1 year ago | 1 answer | 0

### 1

answerQuestion

Display value in plot "Groups Bars"

Hi In the following code: How can I show each bar its value clc, clear y = [2 2 3; 2 5 6; 2 8 9; 2 11 12]; bar(y) for ...

1 year ago | 1 answer | 0

### 1

answerQuestion

Selecting columns from an Excel file

Hi When I read an excel file by "readtable" I get the following file as an example I am interested in getting the frequency ra...

1 year ago | 2 answers | 0

### 2

answersQuestion

How do I convert a string to a datetime?

Currently I have the string: "19:00:06 01.04.20" I want to convert this to a date, and I use the following function: t=dateti...

1 year ago | 1 answer | 0

### 1

answerQuestion

consulting 3D graph

Hi I have a question about consulting a 3D graph design I have in my data: Samples Frequency axis And the amplitude by samp...

1 year ago | 1 answer | 0

### 1

answerQuestion

Sort a table in ascending order

Hi How can I sort a table-type array in ascending order For example First mode To: TNX :)

1 year ago | 1 answer | 0

### 1

answerQuestion

Cut radio signal by hours

Hi I have an excel file I get in the file a date, hours and amplitude by frequency How can I "cut" the hours as I wish For e...

1 year ago | 1 answer | 0

### 1

answerQuestion

Calculation of antenna efficiency

How do I calculate antenna efficiency? The graph gives GAIN (peak Directivity) ,but what is my Directivity? who can i get e...

1 year ago | 1 answer | 0

### 1

answerQuestion

positive values in returnLoss

When I create an RL graph I get the positive graph but it need to be negative Why is my graph upside down? my code: C ...

1 year ago | 1 answer | 0

### 1

answerQuestion

app design - make exe file

Hello everyone After I created an app in "app design " How do I save the application in an EXE file If there is a recorded g...

1 year ago | 2 answers | 0

### 2

answersQuestion

Nyquist plot - Changing the graph axes

Hello everyone According to the following code why I see the graph like this: and not like this : my code ...

1 year ago | 1 answer | 0

### 1

answerQuestion

Nichols chart plot to gain polt Bode diagram

Hello everyone How can I get a BODE graph from a NICHOLS graph Code: clc, clear counter = ([1 1]); denominator = conv([...

1 year ago | 1 answer | 0

### 1

answerDisplay values in bar plot (app designer)

THIS IS WORK TNXX!!!! but do you know way the figure pop up? i fix my code to this : X = categorical({'Small',...

1 year ago | 0

Question

Display values in bar plot (app designer)

I have a problem with the code, Why do I not see values in a graph like in Figure Notice the yellow in the picture ...

1 year ago | 4 answers | 0