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KALYAN ACHARJYA


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1.398 total contributions since 2017

#Image Processing
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Answered
How can i find maximum and minimum intensity values of gray image????
min_intensity=min(grayImage(:)); max_intensity=max(grayImage(:));

ongeveer 20 uur 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...

ongeveer 20 uur ago | 0

| accepted

Answered
Making my answer show in matrix form
for n=1:7 coordsX(n)= ; % Semicolon here coordsY(n)= ; % Semic...

ongeveer 20 uur 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...

ongeveer 21 uur 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

4 dagen 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...

4 dagen ago | 0

Answered
error occured during selection of random images
Beacuse length of F / fullfile total images is less than 10, check and verify

4 dagen ago | 0

Answered
What is correct script for below question?
here fplot x ranges -pi to pi f=@(x) x.^2-sin(x)+(1/x); fplot(f,[-pi pi]); Now get the f value with x_data=x=[0,1,pi/2,pi],...

4 dagen ago | 0

Answered
storing performance values for each monte-carlo simulations
Use array loop mean_difference(i)= end

6 dagen ago | 0

Answered
Image Sharpness Calculation ?
my_image1 = my_image(:,:,1); sharpness=0; [r,c]=size(my_image1); for i=2:r-1 for j=2:j-1 L=(my_image1(i-1,j)+my_ima...

6 dagen ago | 0

Answered
Do the Inverse Fourier transform from frequency distribution
ifft Is it? ifft(FT_Erm)

6 dagen ago | 0

Answered
Error bars with zero standard deviation.
std_dev = [0 0.0295 0.0090 0.1239 0 0.5667 0.2855 0.0857]; %Lets suppose err=rand(1,8); idx=find(std_de...

19 dagen ago | 0

Answered
What does this mean?
1.0e+04 means 1.0 x10 to the power +4 >> 1.0e+04 ans = 10000 >> This number is multiply with lower both number in y...

22 dagen ago | 0

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Answered
How to scatter plot a row of matrix against it's row number?
data=rand(400,3000); for i=1:170 scatter(repelem(i,3000),data(i,:)); hold on end ??

22 dagen ago | 0

Answered
Plot using while loop
pi=8000; ri=28; rp=45; rp2=35; ro=80; r=[ri:0.01:ro]; n=1; while(r(n)<=rp2) pa=0; pb=pi; Sr(n)= ((pa*ri^2 - pb*rp^2)/(...

22 dagen ago | 0

Answered
save new images in a folder
#Do change as per requirement. Images=dir('C:\input_path\folder_name\*.png'); % Create Folder outDirectory='C:\out_put_path\o...

22 dagen ago | 1

| accepted

Answered
Printing loop(element wise multiplications) output
vr=40; u=0; S=12; P=4; m=5; q=1; V=700; f=50; Q=666666.666; Btooth=1.8; Biron=1.6; s=0.1; Kw=0.955; pf_n=0.35:0...

23 dagen ago | 0

| accepted

Answered
How to measure the mean contrast of edge pixels?
image is a gray scale image. th=128; %considering unit8 image having range 0-255, you can decide or calculate data=image>=t...

23 dagen ago | 0

Answered
Segmentation of Lungs from Chest X-Ray Images
>> whos sortedSolidity Name Size Bytes Class Attributes sortedSolidity 0x0 ...

23 dagen ago | 0

Answered
error in for loop
if T_43 == 1 % Radiator V_H_WS = 0 if V_H_WS == 0 && FC_in < 0.5 f_pl = 0.588 ; elseif V_H_WS == 0 && F...

24 dagen ago | 0

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Answered
Enhancing Image with Histogram Matching and Median Filter
I want to enhance the MRI image by histogram matching and median filter Histogram Matching: Are you considering with target im...

24 dagen ago | 0

Answered
Getting Spots in banana
rgbImage=imread('ban.jpeg'); subplot(121),imshow(rgbImage); grayImage=rgb2gray(rgbImage); [segment,blackSpots]=bwlabel(~im2bw...

24 dagen ago | 0

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Answered
calculation of TP, FP,TN and FN for the dataset
For basic understanding, lets say seg_im is the segmented binary image as per ROI and gold_im is the gold data/ground truth imag...

25 dagen ago | 0

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Answered
Calculating The Number of frames
https://in.mathworks.com/matlabcentral/answers/250033-number-of-frames-in-video-file-with-matlab-2015b

25 dagen ago | 0

Answered
Filter noise in logical vector
Do Modification: Just Hint here (May Be) loop data_generation(i)=present_data; if present_data==1 tic while toc== end en...

25 dagen ago | 0

Answered
help me in calculating
now i have to scan each row and find the pixel column number whose value is 1 and add the column numbers to find the mean distan...

25 dagen ago | 0

Answered
Contrast stretching diagram formula with imadjust function in matlab
Suppose you have input image, say input_image Do the some gray lebel operation, say the result is output_image; Here when appl...

25 dagen ago | 0

Answered
How can I save the total number of each selection from a listdlg using num2str?
xlabel(['Time (s)' ' foot-Spike: ',list{i}]) Here i is any number, not larger than length of list

25 dagen ago | 0

Answered
statistical features for each and every pixel in the image
"how to display features for each pixel in an image" As an invividual pixel, its having intensity value only, read the image, i...

25 dagen ago | 1

Answered
Segmentation of Lungs from Chest X-Ray Images
There is no best code for Segmentation of Lungs from Chest X-Ray Images. The code depends on datasets or simmilar data types. Th...

25 dagen ago | 0

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