KALYAN ACHARJYA
#Image Processing #Learner Alma #TezpurUniv Insta: @simmpleness_human
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RGBto XYZ CIE 1931 Code
Here CIE_image=rgb2xyz(RGB_image); Matlab Doc: Here
12 hours ago | 0
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
12 hours ago | 0
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...
19 hours ago | 0
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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...
20 hours ago | 0
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,...
1 day ago | 0
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')
3 days ago | 0
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+...
3 days ago | 0
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...
3 days ago | 0
PIXEL counting at grey scaled picture
%Using Histogram (Considering 256 Levels) [counts,binLocations]=imhist(grayImage); pix_counts=sum(counts(200:end)) ## %% 2nd...
3 days ago | 0
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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 days ago | 0
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Check numbers in a 5x5 array
Sufficients Hints: #Check all the elements within 1 & 25, use logical statement to avoid loops result=data>=.... & data<=.......
14 days ago | 0
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?
15 days ago | 2
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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'...
16 days ago | 1
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Average intensity of pixels
#One Way: Segmentation and useing Mask im_original=read the image considering RGB Image im_binary=imbinarize(rgb2gray(im_origi...
16 days ago | 0
How to store data in cell array?
Just traspose the cell array, let's data is a cell array then- new_data=data'
16 days ago | 0
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...
2 months ago | 0
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) ...
2 months ago | 0
I need to plot the following script. But it gives an error.
Fw=1./(cos(w*Hs/Vs_soil));
2 months ago | 2
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...
2 months ago | 0
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...
2 months ago | 0
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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); ...
2 months ago | 0
how to plot columns of two matrices against each other?
mat1=... mat2=... for i=1:7 plot(mat1(:,i),mat2(:,i)); hold on; end
2 months ago | 0
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...
2 months ago | 0
Adding a filter to only white regions of image.
result_image=gray_image.*bw_image; %Now you can apply the filter on result_image
2 months ago | 0
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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 ...
5 months ago | 0
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 ...
5 months ago | 0
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...
5 months ago | 0
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...
7 months ago | 0
