Answered

How do i count numbers ending in 3

This: x =[234 352 298 213 365 321 293 213] ; xs = strsplit(num2str(x), ' ') ; total = nnz(endsWith(xs, '3'))

How do i count numbers ending in 3

This: x =[234 352 298 213 365 321 293 213] ; xs = strsplit(num2str(x), ' ') ; total = nnz(endsWith(xs, '3'))

6 months ago | 0

Answered

Problem in making multiple scatterplots/subplots?

Hi! If my understanding is correct, there is a function called plotmatrix that comes with MATLAB and that I believe is more sui...

Problem in making multiple scatterplots/subplots?

Hi! If my understanding is correct, there is a function called plotmatrix that comes with MATLAB and that I believe is more sui...

6 months ago | 0

Answered

How to plot transfer function with cos or sin

Hi You have those cosine components which means that your system is non linear,and transfer function is only for linear systems...

How to plot transfer function with cos or sin

Hi You have those cosine components which means that your system is non linear,and transfer function is only for linear systems...

6 months ago | 0

Answered

Discrete to continuous in Simulink.

Hi! Use d2c and/or c2d functions in a MATLAB function ! Check out the link below, some others methods to do this conversion ar...

Discrete to continuous in Simulink.

Hi! Use d2c and/or c2d functions in a MATLAB function ! Check out the link below, some others methods to do this conversion ar...

6 months ago | 0

Answered

Error , find entropy of 3d volumetric image on GLCM features ?

Hi! b1 is not truecolor image that is a m-by-n-by-3 numeric array. b1 in your case is a m by n by l by 1 (4 D array). use resh...

Error , find entropy of 3d volumetric image on GLCM features ?

Hi! b1 is not truecolor image that is a m-by-n-by-3 numeric array. b1 in your case is a m by n by l by 1 (4 D array). use resh...

6 months ago | 0

Answered

Is it possible to restrict the access to a custom function to do not allow other user to apply modification?

Hi! Maybe you convert it to a protected code using pcode. See how in the link below: https://www.mathworks.com/help/releases/...

Is it possible to restrict the access to a custom function to do not allow other user to apply modification?

Hi! Maybe you convert it to a protected code using pcode. See how in the link below: https://www.mathworks.com/help/releases/...

6 months ago | 1

| accepted

Answered

Unable to find helperExtractLabeledData

Hi! @Walter Roberson explained why you don't have the helper function mentioned in your question. Here I am sharing a repositor...

Unable to find helperExtractLabeledData

Hi! @Walter Roberson explained why you don't have the helper function mentioned in your question. Here I am sharing a repositor...

6 months ago | 2

Answered

Making amount of two matrix same by smoothing one of them

Hi! TRy this : A = randi(10, 3000, 1) ; n = 5; % average length - 3000/600 newA = mean(reshape(A, n, [])) Hope this help...

Making amount of two matrix same by smoothing one of them

Hi! TRy this : A = randi(10, 3000, 1) ; n = 5; % average length - 3000/600 newA = mean(reshape(A, n, [])) Hope this help...

6 months ago | 1

Answered

How to change column size in table (.txt format) to make it look neater table?

Hi! Give a try using readtable, MATLAB will organize the variables (columns) for you. If the table is not what you expected, yo...

How to change column size in table (.txt format) to make it look neater table?

Hi! Give a try using readtable, MATLAB will organize the variables (columns) for you. If the table is not what you expected, yo...

6 months ago | 0

| accepted

Answered

Creating matrix and then using it in another code.

Hi! Not sure if I understood your question correctly, but here is a potential answer: % Creating dummy data. in your case use...

Creating matrix and then using it in another code.

Hi! Not sure if I understood your question correctly, but here is a potential answer: % Creating dummy data. in your case use...

6 months ago | 1

| accepted

Answered

cannot use element wise operator in frequency response?

Fs=8e3; % sampling frequency Fc=170; % cutoff frequency alpha=1-2*pi*Fc/Fs; nb=round(log2(1/(1-alpha))); % number of shift to...

cannot use element wise operator in frequency response?

Fs=8e3; % sampling frequency Fc=170; % cutoff frequency alpha=1-2*pi*Fc/Fs; nb=round(log2(1/(1-alpha))); % number of shift to...

6 months ago | 0

| accepted

Answered

Constant block doesn't accept array

Hi! I understood that you want the output of the constant block to have the same size as the array in it. Use the constant bl...

Constant block doesn't accept array

Hi! I understood that you want the output of the constant block to have the same size as the array in it. Use the constant bl...

6 months ago | 0

Answered

How can I export models to Web View files programmatically?

Use slwebview to export your model to web view. Check out this link to learn more.

How can I export models to Web View files programmatically?

Use slwebview to export your model to web view. Check out this link to learn more.

6 months ago | 0

| accepted

Answered

how to insert same scalar as length of something?

Is this what you are trying to do? A = [1,2,3,4,5] ; myScalar = 2 ; % change this to the scalar value you want B = myScala...

how to insert same scalar as length of something?

Is this what you are trying to do? A = [1,2,3,4,5] ; myScalar = 2 ; % change this to the scalar value you want B = myScala...

6 months ago | 0

Answered

How to fix the precession difference error of variables in matlab?

You are replying on what your eyes see, use max function. clear close all load(websave("T1", "https://www.mathworks.com/matl...

How to fix the precession difference error of variables in matlab?

You are replying on what your eyes see, use max function. clear close all load(websave("T1", "https://www.mathworks.com/matl...

6 months ago | 0

Answered

I am receiving this error : Subscripting a table using linear indexing (one subscript) or multidimensional indexing (three or more subscripts) is not supported.

Hi! We don't import data from excel that way. In your case better to use readmatrix: A = readmatrix(yourFile.xlsx) ; If yo...

I am receiving this error : Subscripting a table using linear indexing (one subscript) or multidimensional indexing (three or more subscripts) is not supported.

Hi! We don't import data from excel that way. In your case better to use readmatrix: A = readmatrix(yourFile.xlsx) ; If yo...

6 months ago | 1

Answered

Adding a new column to a matrix under certain constraints.

Hi! This a way to do this logic you described in the question, maybe there better ways ! clear % Dummy data wp = [[ones(7,...

Adding a new column to a matrix under certain constraints.

Hi! This a way to do this logic you described in the question, maybe there better ways ! clear % Dummy data wp = [[ones(7,...

6 months ago | 1

| accepted

Answered

How to convert hourly observations to monthly mean ?

Hi! You can use retime function, but before make sure you have a timetable. % Convert to timetable if you have standard table ...

How to convert hourly observations to monthly mean ?

Hi! You can use retime function, but before make sure you have a timetable. % Convert to timetable if you have standard table ...

6 months ago | 0

Answered

RF CW signal generator in MATLAB/Simulink

Hi! Spectrum analyzer block inherits sample rate from the sineWave block, as it is shown on the sinewave wave block the sample ...

RF CW signal generator in MATLAB/Simulink

Hi! Spectrum analyzer block inherits sample rate from the sineWave block, as it is shown on the sinewave wave block the sample ...

6 months ago | 0

| accepted

Answered

I HAVE A KEY WHICH IS 1*16 MATRIX. HOW CAN I DETERMINE IT'S BIT SIZE?

Hi! Try this: KEY = [0 0 1 0 3 12 8 7 7 8 12 3 0 1 0 0] ; KEY = single(KEY) ; % WHOS returns a structure ...

I HAVE A KEY WHICH IS 1*16 MATRIX. HOW CAN I DETERMINE IT'S BIT SIZE?

Hi! Try this: KEY = [0 0 1 0 3 12 8 7 7 8 12 3 0 1 0 0] ; KEY = single(KEY) ; % WHOS returns a structure ...

6 months ago | 0

Answered

Planning a 5G Fixed Wireless Access Link over Terrain - Not run

Hi! reflectorDipoleElement is a function in your live script. Scroll down to the bottom of the script and see if it is there,...

Planning a 5G Fixed Wireless Access Link over Terrain - Not run

Hi! reflectorDipoleElement is a function in your live script. Scroll down to the bottom of the script and see if it is there,...

6 months ago | 0

Answered

How to plot surface data on world map

Hi! Adapt this example to your case. [N,R] = egm96geoid; load coastlines worldmap("world") geoshow(N,R,'DisplayType','sur...

How to plot surface data on world map

Hi! Adapt this example to your case. [N,R] = egm96geoid; load coastlines worldmap("world") geoshow(N,R,'DisplayType','sur...

6 months ago | 1

Answered

How to find the frequencies of a time series which contain datetime ?

Hi! You can use pspectrum function. It returns both power and frequency arrays. % Your data a = { '17-Jun-2021 12:00:00...

How to find the frequencies of a time series which contain datetime ?

Hi! You can use pspectrum function. It returns both power and frequency arrays. % Your data a = { '17-Jun-2021 12:00:00...

6 months ago | 1

| accepted

Answered

How to split a column with a numeric data into multiple columns by digits in timetable?

Hi! Below will not work for negative elements ... Time = datetime(["20220804T000001"; "20220804T000002"],'InputFormat','uuuuMM...

How to split a column with a numeric data into multiple columns by digits in timetable?

Hi! Below will not work for negative elements ... Time = datetime(["20220804T000001"; "20220804T000002"],'InputFormat','uuuuMM...

6 months ago | 0

Answered

How to remove leading zeros in decimal representation?

Hi! Use str2num. A = [23, 15, 256, 75]; B= dec2bin(A) B = str2num(B) Hope this helps

How to remove leading zeros in decimal representation?

Hi! Use str2num. A = [23, 15, 256, 75]; B= dec2bin(A) B = str2num(B) Hope this helps

6 months ago | 1

Answered

how can we get this output ?

Hi! You will only need a ramp block (set both start time and initilal output to 4), and a scope. Open the scope, go to view > ...

how can we get this output ?

Hi! You will only need a ramp block (set both start time and initilal output to 4), and a scope. Open the scope, go to view > ...

6 months ago | 0

Answered

how to solve array dimension for matrix multiplication issue?

Hi ! Yes, multiplication of two arrays with incompatible sizes will throw an error ! A possible solution is to pad (zero pad i...

how to solve array dimension for matrix multiplication issue?

Hi ! Yes, multiplication of two arrays with incompatible sizes will throw an error ! A possible solution is to pad (zero pad i...

6 months ago | 0

| accepted

Answered

How to write each iteration (data) in for loop to excel and how to read multiple excel files together?

Hi! With the below command you are overwriting output1.xlsx file, hence you are only getting the last written file. writetable...

How to write each iteration (data) in for loop to excel and how to read multiple excel files together?

Hi! With the below command you are overwriting output1.xlsx file, hence you are only getting the last written file. writetable...

6 months ago | 1

| accepted

Answered

How to customise the zlabel?

hI! Something like this : [X,Y] = meshgrid(1:0.5:10,1:20); Z = sin(X) + cos(Y); surf(X,Y,Z) % ACHange z label zticks ; ...

How to customise the zlabel?

hI! Something like this : [X,Y] = meshgrid(1:0.5:10,1:20); Z = sin(X) + cos(Y); surf(X,Y,Z) % ACHange z label zticks ; ...

6 months ago | 0

| accepted

Answered

if clause for a nonscalar operator

If I understood correctly: p=[]; if ~isscalar(p) disp('hello') else disp('bye') end

if clause for a nonscalar operator

If I understood correctly: p=[]; if ~isscalar(p) disp('hello') else disp('bye') end

6 months ago | 1

| accepted