Answered

RGBto XYZ CIE 1931 Code

Here CIE_image=rgb2xyz(RGB_image); Matlab Doc: Here

RGBto XYZ CIE 1931 Code

Here CIE_image=rgb2xyz(RGB_image); Matlab Doc: Here

4 months ago | 0

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Answered

how to save a figure plotted with matlab with best quality in .ppt or .pdf file?

One way: https://in.mathworks.com/help/matlab/creating_plots/save-figure-at-specific-size-and-resolution.html

how to save a figure plotted with matlab with best quality in .ppt or .pdf file?

One way: https://in.mathworks.com/help/matlab/creating_plots/save-figure-at-specific-size-and-resolution.html

4 months ago | 0

Answered

I want to divide every column element . for example 1nd element with 2nd then 2nd with 3rd and so on

#data is a column/row vector data1=circshift(data,[0 -1]); temp=data./data1; #Ignoring last element, as devide present by nex...

I want to divide every column element . for example 1nd element with 2nd then 2nd with 3rd and so on

#data is a column/row vector data1=circshift(data,[0 -1]); temp=data./data1; #Ignoring last element, as devide present by nex...

4 months ago | 0

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Answered

How can I plot a reverse x-axis on the same graph?

#Convert to strings x=[0 1 2 3 4 3 2 1 0]; y = 2*x; plot(y); data=string(x); set(gca,'xtick',1:length(x),'xticklabel',data...

How can I plot a reverse x-axis on the same graph?

#Convert to strings x=[0 1 2 3 4 3 2 1 0]; y = 2*x; plot(y); data=string(x); set(gca,'xtick',1:length(x),'xticklabel',data...

4 months ago | 0

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Answered

Smoothing a noisy signal

%% how to create a noisy data x = 0:0.1:20; %creating a dummy data y = sin(x); %finding a sine of the variable x n = randn(1,...

Smoothing a noisy signal

%% how to create a noisy data x = 0:0.1:20; %creating a dummy data y = sin(x); %finding a sine of the variable x n = randn(1,...

4 months ago | 0

Answered

loading text file in vector columns

May be no file "111.txt" exist in the current working directory. Please check again & confirm? exist('111.txt','file')

loading text file in vector columns

May be no file "111.txt" exist in the current working directory. Please check again & confirm? exist('111.txt','file')

4 months ago | 0

Answered

how to plot different R0 value in single graph

for i=1:length(...) Ro= ..%One data change, which allow to change the Ro, note that it must be an 1D array R=p*b/(b+...

how to plot different R0 value in single graph

for i=1:length(...) Ro= ..%One data change, which allow to change the Ro, note that it must be an 1D array R=p*b/(b+...

4 months ago | 0

Answered

Erlang distribution n=50 , m= 5; 6; k= 5; 9

Please set the typical values t=....; m=...; k=....; erlang_dist=t.^(k-1).*exp(-t/m)/(m.^k.*factorial(k-1)); plot(t,erlang...

Erlang distribution n=50 , m= 5; 6; k= 5; 9

Please set the typical values t=....; m=...; k=....; erlang_dist=t.^(k-1).*exp(-t/m)/(m.^k.*factorial(k-1)); plot(t,erlang...

4 months ago | 0

Answered

PIXEL counting at grey scaled picture

%Using Histogram (Considering 256 Levels) [counts,binLocations]=imhist(grayImage); pix_counts=sum(counts(200:end)) ## %% 2nd...

PIXEL counting at grey scaled picture

%Using Histogram (Considering 256 Levels) [counts,binLocations]=imhist(grayImage); pix_counts=sum(counts(200:end)) ## %% 2nd...

4 months ago | 0

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Answered

Object Segmentation using SegCaps

You can implement on any tool as per your expertise. Here is the complete reference in python (Just the reference) Reference Li...

Object Segmentation using SegCaps

You can implement on any tool as per your expertise. Here is the complete reference in python (Just the reference) Reference Li...

4 months ago | 0

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Answered

Check numbers in a 5x5 array

Sufficients Hints: #Check all the elements within 1 & 25, use logical statement to avoid loops result=data>=.... & data<=.......

Check numbers in a 5x5 array

Sufficients Hints: #Check all the elements within 1 & 25, use logical statement to avoid loops result=data>=.... & data<=.......

4 months ago | 0

Answered

How can i put in matrix data into cell array?

Cell array for i=1:length(matrix_data) cell_data{i}=matrix_data; end Detail?

How can i put in matrix data into cell array?

Cell array for i=1:length(matrix_data) cell_data{i}=matrix_data; end Detail?

4 months ago | 2

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Answered

how can i name my output and display it?

#Check Pt array size? Use ; for column vector or use traspose in the table data. T=table(ln,rn,Pt','VariableNames',{'From Bus'...

how can i name my output and display it?

#Check Pt array size? Use ; for column vector or use traspose in the table data. T=table(ln,rn,Pt','VariableNames',{'From Bus'...

4 months ago | 1

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Answered

Average intensity of pixels

#One Way: Segmentation and useing Mask im_original=read the image considering RGB Image im_binary=imbinarize(rgb2gray(im_origi...

Average intensity of pixels

#One Way: Segmentation and useing Mask im_original=read the image considering RGB Image im_binary=imbinarize(rgb2gray(im_origi...

4 months ago | 0

Answered

How to store data in cell array?

Just traspose the cell array, let's data is a cell array then- new_data=data'

How to store data in cell array?

Just traspose the cell array, let's data is a cell array then- new_data=data'

4 months ago | 0

Answered

Plotting average value with max-min area

c_color=['r','m','y']; for i=3:-1:1 p=Cn_range(i,:); plot(p); area(p,'FaceColor',c_color(i)); hold on; end...

Plotting average value with max-min area

c_color=['r','m','y']; for i=3:-1:1 p=Cn_range(i,:); plot(p); area(p,'FaceColor',c_color(i)); hold on; end...

6 months ago | 0

Answered

How can I store user input

There are multiple ways (Any One) Store the r and c variable data in text file or other files, like excel (see save function) ...

How can I store user input

There are multiple ways (Any One) Store the r and c variable data in text file or other files, like excel (see save function) ...

6 months ago | 0

Answered

I need to plot the following script. But it gives an error.

Fw=1./(cos(w*Hs/Vs_soil));

I need to plot the following script. But it gives an error.

Fw=1./(cos(w*Hs/Vs_soil));

6 months ago | 2

Answered

how to extract objects from an image after filling in the objects in the binary image

Original BW image BW_result=bwareafilt(BW,2); % Get the largest 2 max size objects result=~(BW_result.*BW); % Nand Logical Op...

how to extract objects from an image after filling in the objects in the binary image

Original BW image BW_result=bwareafilt(BW,2); % Get the largest 2 max size objects result=~(BW_result.*BW); % Nand Logical Op...

6 months ago | 0

Answered

How can I find a number from a matrix, which is greater than and closest to 1.

Hints: Use logical indexing Get the data those are greater than 1: mat>1 Subtract 1 from all elements of the matrix - mat-1 G...

How can I find a number from a matrix, which is greater than and closest to 1.

Hints: Use logical indexing Get the data those are greater than 1: mat>1 Subtract 1 from all elements of the matrix - mat-1 G...

6 months ago | 0

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Answered

can someone help me with this code? there is something wrong and I don't know what it's.

Replace all lines axis ([th0 thl -inf inf]); More figure plot (th0:dth:thl, wBD , th0:dth:thl , alBD/100 ,'lineWidth', 2); ...

can someone help me with this code? there is something wrong and I don't know what it's.

Replace all lines axis ([th0 thl -inf inf]); More figure plot (th0:dth:thl, wBD , th0:dth:thl , alBD/100 ,'lineWidth', 2); ...

6 months ago | 0

Answered

how to plot columns of two matrices against each other?

mat1=... mat2=... for i=1:7 plot(mat1(:,i),mat2(:,i)); hold on; end

how to plot columns of two matrices against each other?

mat1=... mat2=... for i=1:7 plot(mat1(:,i),mat2(:,i)); hold on; end

6 months ago | 0

Answered

Matlab Matrix plot from a for-loop

pi_aprox=zeros(1,30); n=6; g2n=zeros(1,30); U_neue=zeros(1,30); g2n(1)=1; for i=1:30 U_neue(i)=n*g2n(i); pi_aprox...

Matlab Matrix plot from a for-loop

pi_aprox=zeros(1,30); n=6; g2n=zeros(1,30); U_neue=zeros(1,30); g2n(1)=1; for i=1:30 U_neue(i)=n*g2n(i); pi_aprox...

6 months ago | 0

Answered

Adding a filter to only white regions of image.

result_image=gray_image.*bw_image; %Now you can apply the filter on result_image

Adding a filter to only white regions of image.

result_image=gray_image.*bw_image; %Now you can apply the filter on result_image

6 months ago | 0

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Answered

sort output of roots or residue so that the repeated roots occur together

>> data=roots([1 8 38 88 121]) data = -2.0000 + 2.6458i -2.0000 - 2.6458i -2.0000 + 2.6458i -2.0000 - 2.6458i ...

sort output of roots or residue so that the repeated roots occur together

>> data=roots([1 8 38 88 121]) data = -2.0000 + 2.6458i -2.0000 - 2.6458i -2.0000 + 2.6458i -2.0000 - 2.6458i ...

9 months ago | 0

Answered

how to get Y Value from a plot having 3 curves as shown in figure?

I have assumed that you have the 3 data for three individual plot, with respect to same x values, let say y1,y2,y3 for the same ...

how to get Y Value from a plot having 3 curves as shown in figure?

I have assumed that you have the 3 data for three individual plot, with respect to same x values, let say y1,y2,y3 for the same ...

9 months ago | 0

Answered

Manipulation of certain matrix elements which meet a certain criterion

mat=randi([-5,5],[100,100]); % Sample Matrix [r,c]=find(mat(10:15,11:13)<0==1); % Get the indices mat(9+r,10+c)=x; % x Manupu...

Manipulation of certain matrix elements which meet a certain criterion

mat=randi([-5,5],[100,100]); % Sample Matrix [r,c]=find(mat(10:15,11:13)<0==1); % Get the indices mat(9+r,10+c)=x; % x Manupu...

9 months ago | 0

Answered

Determining mean and creating a bar chart in Matlab

load LabelTable.mat % Extract data % ID 1 Animal_ID_1 = T(T.Caller_ID==1,:); % ID 2 Animal_ID_2 = T(T.Caller_ID==2,:); % I...

Determining mean and creating a bar chart in Matlab

load LabelTable.mat % Extract data % ID 1 Animal_ID_1 = T(T.Caller_ID==1,:); % ID 2 Animal_ID_2 = T(T.Caller_ID==2,:); % I...

11 months ago | 0