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 ...

2 years 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,...

2 years 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...

2 years 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...

2 years 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...

2 years 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

2 years 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 > ...

2 years 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...

2 years 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...

2 years 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 ; ...

2 years 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

2 years ago | 1

| accepted

Answered

can anyone explain what this piece of code do?

Hi! Your code does the basic Model Interconnection and some LTI system analysis (poles zeros plot). Try to learn from the doc...

can anyone explain what this piece of code do?

Hi! Your code does the basic Model Interconnection and some LTI system analysis (poles zeros plot). Try to learn from the doc...

2 years ago | 0

Answered

Hello everyone I want to ask how to reduce the length of the legend line.

Hi! Perhaps this: figure hold on plot(1:10, randi(5,10,1)) plot(1:10, randi(10,10,1)) % Modify x1 and x2 based on your...

Hello everyone I want to ask how to reduce the length of the legend line.

Hi! Perhaps this: figure hold on plot(1:10, randi(5,10,1)) plot(1:10, randi(10,10,1)) % Modify x1 and x2 based on your...

2 years ago | 0

| accepted

Answered

How to plot this function

Hi! Since you need to multiply by the truth, maybe this below: f = @(x,y)((((x.^3).*y - x.*(y.^3)) ./ (x.^2 + y.^2) ).*( x ~= ...

How to plot this function

Hi! Since you need to multiply by the truth, maybe this below: f = @(x,y)((((x.^3).*y - x.*(y.^3)) ./ (x.^2 + y.^2) ).*( x ~= ...

2 years ago | 0

Answered

Load array from .mat file in Matlab System

Hi! I believe you are building a model in Simulink! If this is the case, you don't need to write a function for loading data: ...

Load array from .mat file in Matlab System

Hi! I believe you are building a model in Simulink! If this is the case, you don't need to write a function for loading data: ...

2 years ago | 0

Answered

How to export struct saved in workspace to text file

Convert to table and then wrtie to text file: % Example 1: convert and write to table S.Str = 'I Love MATLAB' S.Date = dateti...

How to export struct saved in workspace to text file

Convert to table and then wrtie to text file: % Example 1: convert and write to table S.Str = 'I Love MATLAB' S.Date = dateti...

2 years ago | 1

| accepted

Answered

Contour plot using GPU computing

Hi! If you have Parllel Computing Toolbox, you can use gpuArray to store your data in the GPU memory, and since countour functi...

Contour plot using GPU computing

Hi! If you have Parllel Computing Toolbox, you can use gpuArray to store your data in the GPU memory, and since countour functi...

2 years ago | 0

Answered

loop a matrix through disorder columns indices

Hi! What about this below! % Dummy A A = randi(4, 100, 5 ) ; % B = [] ; for cIdx = [2 5 3 4 1] B = [B, A(:, cIdx...

loop a matrix through disorder columns indices

Hi! What about this below! % Dummy A A = randi(4, 100, 5 ) ; % B = [] ; for cIdx = [2 5 3 4 1] B = [B, A(:, cIdx...

2 years ago | 1

Solved

Convert a numerical matrix into a cell array of strings

Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

2 years ago

Solved

Create a cell array out of a struct

Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

2 years ago

Solved

Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

2 years ago

Answered

Save coefficients from fitlme function in a table

Hi You need to use dataset2table. Demo: load imports-85 tbl = table(X(:,12),X(:,14),X(:,24),'VariableNames',{'Horsepower','C...

Save coefficients from fitlme function in a table

Hi You need to use dataset2table. Demo: load imports-85 tbl = table(X(:,12),X(:,14),X(:,24),'VariableNames',{'Horsepower','C...

2 years ago | 0

| accepted

Answered

Random number generator for matrix

Hi! Perhaps this: bounds = [10 20] ; % [a b ] randA = diag(diag(randi(bounds, 3,3))) Hope this helps

Random number generator for matrix

Hi! Perhaps this: bounds = [10 20] ; % [a b ] randA = diag(diag(randi(bounds, 3,3))) Hope this helps

2 years ago | 0

| accepted

Answered

mxArray to double?

Hi! I' m not sure how did define variable count as double! Try to preinitialize the variable count before calling the function...

mxArray to double?

Hi! I' m not sure how did define variable count as double! Try to preinitialize the variable count before calling the function...

2 years ago | 2

Answered

app handler(appdesigner) is missing from workspace

Hi! You can use assignin . Read more: https://www.mathworks.com/help/matlab/ref/assignin.html Hope this helps

app handler(appdesigner) is missing from workspace

Hi! You can use assignin . Read more: https://www.mathworks.com/help/matlab/ref/assignin.html Hope this helps

2 years ago | 0

| accepted

Answered

How to find the Helper function associated with the Model?

Hi! You have to open the example in MATLAB. openExample('driving/Create360BirdsEyeViewImageAroundAVehicleExample') Current ...

How to find the Helper function associated with the Model?

Hi! You have to open the example in MATLAB. openExample('driving/Create360BirdsEyeViewImageAroundAVehicleExample') Current ...

2 years ago | 2

Answered

dsp.SineWave in Matlab function block not generating sine wave on the scope

Hi! Why do not you use sinWave block available in dsp system simulink library instead of writing a MATLAB function for that ? ...

dsp.SineWave in Matlab function block not generating sine wave on the scope

Hi! Why do not you use sinWave block available in dsp system simulink library instead of writing a MATLAB function for that ? ...

2 years ago | 1

Answered

Can't prove the convolution theorem of Fourier theorem for two dimensional matrices.

Hi! Please read about discrete convolution .... Perhaps this: Conv, fft and ifft x = randi(10, 20, 1); y = randi(20,20,1)...

Can't prove the convolution theorem of Fourier theorem for two dimensional matrices.

Hi! Please read about discrete convolution .... Perhaps this: Conv, fft and ifft x = randi(10, 20, 1); y = randi(20,20,1)...

2 years ago | 0

| accepted

Answered

error in table2array - unable toconcatenate the specified table of arrays

Hi! table2array Converts table to homogeneous array. Your table has mix data (numric, text, ). table2cell is an option that you...

error in table2array - unable toconcatenate the specified table of arrays

Hi! table2array Converts table to homogeneous array. Your table has mix data (numric, text, ). table2cell is an option that you...

2 years ago | 0

Answered

how can i add AWGN noise to signal

Perhaps setting random number generator will be helpful. use rng MWs Example: % Generate random data symbols and the 4-PSK m...

how can i add AWGN noise to signal

Perhaps setting random number generator will be helpful. use rng MWs Example: % Generate random data symbols and the 4-PSK m...

2 years ago | 0

| accepted