Answered

How do I split and assign a matrix sized 1880,2 into N smaller matrices (or a struct holding the matrices) where N matrices have 5 elements of dim1,dim2, the next five and so on (incremental looping)?

mat2cell https://in.mathworks.com/help/matlab/ref/mat2cell.html

How do I split and assign a matrix sized 1880,2 into N smaller matrices (or a struct holding the matrices) where N matrices have 5 elements of dim1,dim2, the next five and so on (incremental looping)?

mat2cell https://in.mathworks.com/help/matlab/ref/mat2cell.html

4 months ago | 0

Answered

How to connect all result?

Use cell array to store the vectors B=cell(1,bond(860)+1) for i=1:bond(860)+1 %bond is data that include 860*2 tabl...

How to connect all result?

Use cell array to store the vectors B=cell(1,bond(860)+1) for i=1:bond(860)+1 %bond is data that include 860*2 tabl...

4 months ago | 0

Answered

Getting a vector for different x value

Is this? a=0; b=1; h=b-a/2; n=0.01; xnew=[];% Number of Iteration is not known xnew(1)=h; i=1; while xnew(i)>n xnew(i+...

Getting a vector for different x value

Is this? a=0; b=1; h=b-a/2; n=0.01; xnew=[];% Number of Iteration is not known xnew(1)=h; i=1; while xnew(i)>n xnew(i+...

4 months ago | 0

Answered

Hi i need some help here to put this into a matlab

h=0.5; a=0; x=a+h; i=2; tol=...? while err<tol x=[x a+i*h]; h=h/2; i=i+2; err=..% Update end

Hi i need some help here to put this into a matlab

h=0.5; a=0; x=a+h; i=2; tol=...? while err<tol x=[x a+i*h]; h=h/2; i=i+2; err=..% Update end

4 months ago | 0

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Answered

how to remove 2d fourier transform image noise

Decide the cutt off frequency, apply filter and do the inverse More Detail: https://www.clear.rice.edu/elec301/Projects01/im...

how to remove 2d fourier transform image noise

Decide the cutt off frequency, apply filter and do the inverse More Detail: https://www.clear.rice.edu/elec301/Projects01/im...

4 months ago | 0

Answered

How to build a class map from multiple binary images?

"I want to acquire an output containing all these classes with a random color asigned to each class" Here @Image Analyst Answer...

How to build a class map from multiple binary images?

"I want to acquire an output containing all these classes with a random color asigned to each class" Here @Image Analyst Answer...

4 months ago | 0

Answered

How to save the matrix value of bmp image ?

Once you load the image,Matlab itself save it as a Matrix with assigned variable name. In the above mentioned example m1 is the ...

How to save the matrix value of bmp image ?

Once you load the image,Matlab itself save it as a Matrix with assigned variable name. In the above mentioned example m1 is the ...

4 months ago | 0

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Answered

find pixels of a line in picture

% Load the image rgbImage=imread('image_line.png'); % Get the one plane/Gray Image red_channel=rgbImage(:,:,1); % Segment th...

find pixels of a line in picture

% Load the image rgbImage=imread('image_line.png'); % Get the one plane/Gray Image red_channel=rgbImage(:,:,1); % Segment th...

4 months ago | 0

Answered

how to conver image matrix into bipolar values

Bipolar Values, considering two data value only (Same number with Positive & Negative) bw_image=%Convert to binary image image...

how to conver image matrix into bipolar values

Bipolar Values, considering two data value only (Same number with Positive & Negative) bw_image=%Convert to binary image image...

4 months ago | 2

| accepted

Answered

Using double precision, find x for which exp(x) doesn't overflow.

All data creates in MATLAB are douple precision (Standard /By Default) Double More: e^x = 1 + (x ^ 1 / 1!) + (x ^ 2 / 2!) .....

Using double precision, find x for which exp(x) doesn't overflow.

All data creates in MATLAB are douple precision (Standard /By Default) Double More: e^x = 1 + (x ^ 1 / 1!) + (x ^ 2 / 2!) .....

4 months ago | 0

Answered

save image names form a loop in a new variable

Here, I answered based on decription of the questions j=1; for i=1:total_images %Images call one by one %Detection Part r...

save image names form a loop in a new variable

Here, I answered based on decription of the questions j=1; for i=1:total_images %Images call one by one %Detection Part r...

4 months ago | 0

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Answered

Concatenation of 2 different feature maps of different dimension

Have you refered the following links? (External Links) https://ai.stackexchange.com/questions/2932/concatenate-convolution-laye...

Concatenation of 2 different feature maps of different dimension

Have you refered the following links? (External Links) https://ai.stackexchange.com/questions/2932/concatenate-convolution-laye...

4 months ago | 0

Answered

How to save output from the for loop in a matrixs?

Use Cell array to save the Matrices result pks_data=cell(1,length(x)); locs_data=cell(1,length(x)); for i=1:x [pks,locs]...

How to save output from the for loop in a matrixs?

Use Cell array to save the Matrices result pks_data=cell(1,length(x)); locs_data=cell(1,length(x)); for i=1:x [pks,locs]...

4 months ago | 0

Answered

Segmentation of the microscope circle

You can direct thresold the largest black area. Here the shown code is quite lengthy, but it is easier to understand. bwImage=i...

Segmentation of the microscope circle

You can direct thresold the largest black area. Here the shown code is quite lengthy, but it is easier to understand. bwImage=i...

4 months ago | 0

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Answered

How to pick the lowest element for each row by different matrices?

I'm looking for the code to create a matrix D (4x2), such that each row is picked by a, b, c with the lowest item in the first c...

How to pick the lowest element for each row by different matrices?

I'm looking for the code to create a matrix D (4x2), such that each row is picked by a, b, c with the lowest item in the first c...

5 months ago | 1

| accepted

Answered

Pause a Frame in an Animation

Adjust the frame rate this way? video_data=VideoWriter('test_video'); video_data.FrameRate=5; open(video_data) for i=1:50 ...

Pause a Frame in an Animation

Adjust the frame rate this way? video_data=VideoWriter('test_video'); video_data.FrameRate=5; open(video_data) for i=1:50 ...

5 months ago | 0

Answered

How to make the time invtervals between two index fixed when plotting in real time using function 'tic toc'

"But I want the time intervals to be fixed, for example, it recordes index every 0.3 seconds regularly. My code is look like bel...

How to make the time invtervals between two index fixed when plotting in real time using function 'tic toc'

"But I want the time intervals to be fixed, for example, it recordes index every 0.3 seconds regularly. My code is look like bel...

5 months ago | 0

Answered

Plot each individual cells in different graphs

datecell=load('datecell.mat'); datecell=datecell.datecell; smcell=load('smcell.mat'); smcell=smcell.smcell; figure, for ci=...

Plot each individual cells in different graphs

datecell=load('datecell.mat'); datecell=datecell.datecell; smcell=load('smcell.mat'); smcell=smcell.smcell; figure, for ci=...

5 months ago | 0

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Answered

I'm trying to plot my function into a graph but it won't even run

function y=displacement(theta) y=zeros(1,length(theta)); for i=1:length(theta) if theta(i)>=0 & theta(i)<= pi/2 y(i)=6*(...

I'm trying to plot my function into a graph but it won't even run

function y=displacement(theta) y=zeros(1,length(theta)); for i=1:length(theta) if theta(i)>=0 & theta(i)<= pi/2 y(i)=6*(...

5 months ago | 0

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Answered

I want to use circshift until a certain value in my vector until it reaches the end of the array.

front_pos = 17800; rear_pos = 58400; B = [0 0 0 0 rear_pos 0 front_pos 0 0 0 0 0 0 0 0 0 0 0 0 0 0]'; while B(end)~=front_pos...

I want to use circshift until a certain value in my vector until it reaches the end of the array.

front_pos = 17800; rear_pos = 58400; B = [0 0 0 0 rear_pos 0 front_pos 0 0 0 0 0 0 0 0 0 0 0 0 0 0]'; while B(end)~=front_pos...

5 months ago | 0

Answered

Plot Error Please help

There must be one else condition (to avoid any mismatch between vectors length). If none of the conditions is true, then such co...

Plot Error Please help

There must be one else condition (to avoid any mismatch between vectors length). If none of the conditions is true, then such co...

5 months ago | 0

Answered

Riemanns_integral error

Error using sym/rsums Too many output arguments. If you check the MATLAB docs of rsums: Which is function for displays a itera...

Riemanns_integral error

Error using sym/rsums Too many output arguments. If you check the MATLAB docs of rsums: Which is function for displays a itera...

5 months ago | 0

Answered

how i do a 3D plot of rect(n1,n2) function

n1=-1; n2=1; [x,y]=meshgrid(n1:0.01:n2,n1:0.01:n2); z=zeros(size(x,1),size(x,2)); z(x>-0.5 & x<0.5)=1; s=surf(x,y,z,'FaceAl...

how i do a 3D plot of rect(n1,n2) function

n1=-1; n2=1; [x,y]=meshgrid(n1:0.01:n2,n1:0.01:n2); z=zeros(size(x,1),size(x,2)); z(x>-0.5 & x<0.5)=1; s=surf(x,y,z,'FaceAl...

5 months ago | 0

Answered

How can I call a Dataset folder for image preprocessing?

Images call, there are so mahy related threads Link 1 Link 2 Link 3 Link 4 Hope It Helps!

How can I call a Dataset folder for image preprocessing?

Images call, there are so mahy related threads Link 1 Link 2 Link 3 Link 4 Hope It Helps!

5 months ago | 0

Answered

How can I get my matrix to populate with correct values from for loop?

When my for loop continues to iteration 2 to 50, the rest of colum 2 is populted by 1's. Can someone please help me understand w...

How can I get my matrix to populate with correct values from for loop?

When my for loop continues to iteration 2 to 50, the rest of colum 2 is populted by 1's. Can someone please help me understand w...

5 months ago | 0

Answered

Creating plans and 3D shapes with x,y,z coordinates.

There may be subjective related toolboox/CAD tool to design such surfaces. You may try with surf plot, here on eexample. Here y...

Creating plans and 3D shapes with x,y,z coordinates.

There may be subjective related toolboox/CAD tool to design such surfaces. You may try with surf plot, here on eexample. Here y...

5 months ago | 0

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Answered

How can we accurately estimate execution time?

One way: Using Stoptwatch Timer tic ...... toc https://in.mathworks.com/help/matlab/ref/tic.html More: Function execution ...

How can we accurately estimate execution time?

One way: Using Stoptwatch Timer tic ...... toc https://in.mathworks.com/help/matlab/ref/tic.html More: Function execution ...

5 months ago | 0

| accepted

Answered

how do i select only a certain area of an image and then use it to get the mean pixel value?

This is all about how you can correctly segregate ROI, what the red fields refer to, as there is no clear boundary in the area o...

how do i select only a certain area of an image and then use it to get the mean pixel value?

This is all about how you can correctly segregate ROI, what the red fields refer to, as there is no clear boundary in the area o...

5 months ago | 1

Answered

how to create two sinusoidal signals

Hint: A=.....%Amplitude t=0:0.01:1; %time ph=......%Set Phase difference w=.....% Frequency sin1=................% Asin(wt...

how to create two sinusoidal signals

Hint: A=.....%Amplitude t=0:0.01:1; %time ph=......%Set Phase difference w=.....% Frequency sin1=................% Asin(wt...

5 months ago | 1

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Answered

Plotting a line moving down straight vertically. Both the lines are not rotating in symmetry.

"Both the lines are not rotating in symmetry." plot([-L1*cosd(t1),0],[L1*sind(t1),0]); % First Line %..............^changed he...

Plotting a line moving down straight vertically. Both the lines are not rotating in symmetry.

"Both the lines are not rotating in symmetry." plot([-L1*cosd(t1),0],[L1*sind(t1),0]); % First Line %..............^changed he...

5 months ago | 0