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Answered

Smith Diagramm in matlab/octave

axis off; Or Also you can set the axes properties , like set(...) or axes('Color','none','XColor','none');

Smith Diagramm in matlab/octave

axis off; Or Also you can set the axes properties , like set(...) or axes('Color','none','XColor','none');

17 days ago | 0

Answered

how to remove Outermost semicircle on the grayscale image?

mask=bwareafilt(~imbinarize(grayImage,0.8),1); grayImage(~mask)=255; imshow(grayImage);

how to remove Outermost semicircle on the grayscale image?

mask=bwareafilt(~imbinarize(grayImage,0.8),1); grayImage(~mask)=255; imshow(grayImage);

19 days ago | 0

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Answered

How to show all figure in lopping to only only one figure?

"How to show all figure in lopping to only only one figure?" #Example figure, for i=1:10 data=rand(1,20); subplot(...

How to show all figure in lopping to only only one figure?

"How to show all figure in lopping to only only one figure?" #Example figure, for i=1:10 data=rand(1,20); subplot(...

27 days ago | 0

Answered

how to random initialize svd function in matlab??

data_test=magic(3); [U,S,V]=svd(data_test) Result U = -0.5774 0.7071 0.4082 -0.5774 0.0000 -0.8165 -0....

how to random initialize svd function in matlab??

data_test=magic(3); [U,S,V]=svd(data_test) Result U = -0.5774 0.7071 0.4082 -0.5774 0.0000 -0.8165 -0....

27 days ago | 0

Answered

Can anyone help me to solve my last line matlab error? When I use haar transfrom, it works perfect, but when I use db2, the last figure could not come, please help.

It's the issue with concanatation (Dimention Mismatch) , Here I have choosen one test image to check. Lets simply to get the iss...

Can anyone help me to solve my last line matlab error? When I use haar transfrom, it works perfect, but when I use db2, the last figure could not come, please help.

It's the issue with concanatation (Dimention Mismatch) , Here I have choosen one test image to check. Lets simply to get the iss...

27 days ago | 0

Answered

How to replace a column in a text file with time and plot a graph from it?

Please note: It should be column vector data = load('test1.txt'); data(:, 1) =[0:0.0001:60000]';

How to replace a column in a text file with time and plot a graph from it?

Please note: It should be column vector data = load('test1.txt'); data(:, 1) =[0:0.0001:60000]';

28 days ago | 0

Answered

How can I plot this discrete recursive function?

function pop=discrete_logistic(time) r = 1; K = 1000; N0 = 0.1; if time==0 pop=N0; else pop=discrete_logistic(tim...

How can I plot this discrete recursive function?

function pop=discrete_logistic(time) r = 1; K = 1000; N0 = 0.1; if time==0 pop=N0; else pop=discrete_logistic(tim...

28 days ago | 1

Answered

plot median of a vector from several seperate fodlers

figure; hold on; M=zeros(1,40); for fileidx = 1:40 filedata = load(fullfile('F:\Simulationsergebnisse\Generationen_FMUOneHea...

plot median of a vector from several seperate fodlers

figure; hold on; M=zeros(1,40); for fileidx = 1:40 filedata = load(fullfile('F:\Simulationsergebnisse\Generationen_FMUOneHea...

28 days ago | 1

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Answered

Eliminating duplicated values in a cell Array

S = {'ABS' ; 'First'; 'input'; 'ABS'}; result=unique(S) result result = 3×1 cell array 'ABS' 'First' 'input...

Eliminating duplicated values in a cell Array

S = {'ABS' ; 'First'; 'input'; 'ABS'}; result=unique(S) result result = 3×1 cell array 'ABS' 'First' 'input...

28 days ago | 0

Answered

How can I find center coordinates of six black rectangles in a image with HitMiss transformation?

bwImage=imread('semafor.bmp'); result=bwareaopen(~(bwImage | bwareafilt(~bwImage,1)),50); imshow(result); Now get the ind...

How can I find center coordinates of six black rectangles in a image with HitMiss transformation?

bwImage=imread('semafor.bmp'); result=bwareaopen(~(bwImage | bwareafilt(~bwImage,1)),50); imshow(result); Now get the ind...

28 days ago | 1

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Answered

What is the difference between a weighted mean filter and an alternative mean filter in low pass filtering?

As per my undestanding, in weigthed mean the mask coefficients are not "1"

What is the difference between a weighted mean filter and an alternative mean filter in low pass filtering?

As per my undestanding, in weigthed mean the mask coefficients are not "1"

28 days ago | 0

Answered

"machine learning implementation in matlab"

TO calculate the energy, here is the best Matlab documentation. Steps: FFT Calculate the Average Power Sum up for particu...

"machine learning implementation in matlab"

TO calculate the energy, here is the best Matlab documentation. Steps: FFT Calculate the Average Power Sum up for particu...

28 days ago | 0

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Answered

Seperate rows in matrix based on values of the elements.

for i=1:length(unique(A(:,1))) mat{i}=A(A(:,1)==i-1,:); end result=cell2mat(mat) out1=reshape(result(1,:),[2,3])' % Use loop...

Seperate rows in matrix based on values of the elements.

for i=1:length(unique(A(:,1))) mat{i}=A(A(:,1)==i-1,:); end result=cell2mat(mat) out1=reshape(result(1,:),[2,3])' % Use loop...

1 month ago | 0

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Answered

How to create grating diffraction pattern.

x = linspace(-50, 50, 500); lambda = 632.8e-9; % m D = 1; % Distance to the observati...

How to create grating diffraction pattern.

x = linspace(-50, 50, 500); lambda = 632.8e-9; % m D = 1; % Distance to the observati...

1 month ago | 0

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Answered

how to differentiate this equation

syms s theta_D=diff(theta,s); theta_2D=diff(theta,s,2); %or theta_2D=diff(theta_D,s); diff

how to differentiate this equation

syms s theta_D=diff(theta,s); theta_2D=diff(theta,s,2); %or theta_2D=diff(theta_D,s); diff

1 month ago | 0

Answered

How can i make an image from a .mat file?

The data n=7544x53 double, which is shown in the figure as per data size, if the data have more columns then it may be show more...

How can i make an image from a .mat file?

The data n=7544x53 double, which is shown in the figure as per data size, if the data have more columns then it may be show more...

1 month ago | 0

Answered

Need help to debug code

#Need help to debug code There is no coding error. function [x1]=tutorial1(x0,nMax,tol) % for loop acting continously for 15 ...

Need help to debug code

#Need help to debug code There is no coding error. function [x1]=tutorial1(x0,nMax,tol) % for loop acting continously for 15 ...

1 month ago | 1

Answered

how to convert a segmented image to a set of bounding boxes?

regionprops(segmmented_image, 'BoundingBox' ); then rectangle See the Matlab Documention for details

how to convert a segmented image to a set of bounding boxes?

regionprops(segmmented_image, 'BoundingBox' ); then rectangle See the Matlab Documention for details

1 month ago | 0

Answered

How can I fill a matrix in certain places with intervals?

N=input('How many squares: '); tab=ones(N,N); tab(1:2:N,2:2:N)=0; tab(2:2:N,1:2:N)=0; imshow(logical(tab));

How can I fill a matrix in certain places with intervals?

N=input('How many squares: '); tab=ones(N,N); tab(1:2:N,2:2:N)=0; tab(2:2:N,1:2:N)=0; imshow(logical(tab));

1 month ago | 0

Answered

Finding a specific row in a matrix based on user inputs?

#Do the necessary changes, as required %let say mat_data is the main matrix mat_data=[1 1 3 4 56 1 2 3 4 50 ...

Finding a specific row in a matrix based on user inputs?

#Do the necessary changes, as required %let say mat_data is the main matrix mat_data=[1 1 3 4 56 1 2 3 4 50 ...

1 month ago | 0

Answered

How can I faster matrix multiplication

Is it simmilar? G=[-0.00101584090085100 -0.0373729264800720 0.00786581385357300 -0.0373729264800720 -0.284509289498308 0.075...

How can I faster matrix multiplication

Is it simmilar? G=[-0.00101584090085100 -0.0373729264800720 0.00786581385357300 -0.0373729264800720 -0.284509289498308 0.075...

1 month ago | 0

Answered

Simulation Domain (Region)?

May be, he is talking about x and y axes scaling N_x =1:0.1:100; N_y =1:0.1:100;

Simulation Domain (Region)?

May be, he is talking about x and y axes scaling N_x =1:0.1:100; N_y =1:0.1:100;

1 month ago | 0

Answered

Drawing Rectangles/Polygons shapes with data

I think, one for loop is sufficients %Read the file xlsx or CSV for loop to read the individual row row_data=data; % Please ...

Drawing Rectangles/Polygons shapes with data

I think, one for loop is sufficients %Read the file xlsx or CSV for loop to read the individual row row_data=data; % Please ...

1 month ago | 0

Answered

comparison and replacement of values between 2 matrixes.

"i am wanting to find and replace the values in the 4th column of the first matrix, with the values in the 4th column of the 2n...

comparison and replacement of values between 2 matrixes.

"i am wanting to find and replace the values in the 4th column of the first matrix, with the values in the 4th column of the 2n...

1 month ago | 0

Answered

How can i find maximum and minimum intensity values of gray image????

min_intensity=min(grayImage(:)); max_intensity=max(grayImage(:));

How can i find maximum and minimum intensity values of gray image????

min_intensity=min(grayImage(:)); max_intensity=max(grayImage(:));

2 months ago | 0

Answered

pleas! what is wrong in this program?

sampleTime = 1/500000; % Sample time (s) maxDopplerShift = 200; % Maximum Doppler shift of diffuse components (Hz) delayVector...

pleas! what is wrong in this program?

sampleTime = 1/500000; % Sample time (s) maxDopplerShift = 200; % Maximum Doppler shift of diffuse components (Hz) delayVector...

2 months ago | 0

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Answered

Making my answer show in matrix form

for n=1:7 coordsX(n)= ; % Semicolon here coordsY(n)= ; % Semic...

Making my answer show in matrix form

for n=1:7 coordsX(n)= ; % Semicolon here coordsY(n)= ; % Semic...

2 months ago | 0

Answered

Removing unwanted components in a binary image?

BW=bwareafilt(bw_im,1); result=bw_im-BW; imshow(result); If you are more interested to control the small area objects use thi...

Removing unwanted components in a binary image?

BW=bwareafilt(bw_im,1); result=bw_im-BW; imshow(result); If you are more interested to control the small area objects use thi...

2 months ago | 0

Answered

Fitting a curve to a histogram

data=[yA;yB;yC] histfit(data) Set appropriately https://in.mathworks.com/help/stats/histfit.html

Fitting a curve to a histogram

data=[yA;yB;yC] histfit(data) Set appropriately https://in.mathworks.com/help/stats/histfit.html

2 months ago | 0

Answered

Why does it say Iteration limit reached and how do I fix it?

Its doing as defined in the code, when the iteration reached more than iteration limit, it reflects the message as mentioned wit...

Why does it say Iteration limit reached and how do I fix it?

Its doing as defined in the code, when the iteration reached more than iteration limit, it reflects the message as mentioned wit...

2 months ago | 0