MINO GEORGE
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Question
How to convert images into grayscale, which are stored in the imagedatastore then split into testing and training?
hi, I have 200 images in imagedatastore. I need to convert that images into grayscale and then split into training and testing....
presque 3 ans il y a | 1 réponse | 0
1
réponseQuestion
how to apply multiple feature set to a classify images
I have mutiple categories of images like kidney cyst, stone and normal. I have extracted the features of these images separately...
environ 3 ans il y a | 1 réponse | 0
1
réponseQuestion
How to plot or mark the centroid of each cluster in the output image?
I have used k means algorithm to cluster the image into 6. After this how can i view the centroids of each cluster in the image?...
environ 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Why the output image is not visible after k means clustering ?
Here is the code, img_folder='C:\Users\COMSOL\Documents\MATLAB\kss'; fname = dir(fullfile(img_folder,'*.jpg')) grayImage= imr...
environ 3 ans il y a | 1 réponse | 0
1
réponseQuestion
how to calculate the glcm features variance, dissimilarity, Inverse difference and sum of variance
Hi I am able to extract the 4 features from the image using graycomatrix(). But i wanted to extract all possible fetures from t...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
How to segment a region or cluster from an image after k mean clustering
I need to extract some of the cysts and tumor regions from the the images. I have tried k means clustering and i am able to segm...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
How to extract the features of each cluster in the k means clustering?
Hi , I need to extract the attributes of each cluster obtained from k means clustering. Is there any methods for that? Suggesti...
plus de 3 ans il y a | 2 réponses | 0
2
réponsesQuestion
Why am I receiving this error message about k means ?
Error using kmeans Too many input arguments. Error in kmeans_grayscale_segmentation (line 53) [clusterIndexes, clusterCenters...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Can anyone help me to segment the stone from the kidney image
Hi I am using k means clustering algorithm and this is code i have used grayLevels = double(grayImage(:)); [clusterIndexes,...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
I am getting this warning message while executing the k means cluster algorithm ?
Warning: Failed to converge in 100 iterations. > In kmeans/loopBody (line 479) In internal.stats.parallel.smartForReduce (l...
plus de 3 ans il y a | 1 réponse | 0
0
réponseQuestion
Why do I receive this error message?
MATLAB has experienced a low-level graphics error, and may not have drawn correctly. Read about what you can do to prevent this...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Can anyone help me to solve this error in regionprops().
This is the code.The stats is a table, in that MajorAxisLength() and MinorAxisLength() is showing as 0*0 (double) gray = im...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Can anyone help me to segment the kidney cyst region from the ultrasound image
The image is attached here. I wanted to segment the cyst region (the black round) in the image . Can anyone suggest suitable met...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
How to apply RBF kernel function in k means cluster? Here is the code
This is the code grayImage= imread('CYST RENAL -87.jpg'); g = rgb2gray(grayImage); g = double(g); sigma = 0.4; [n,d] = s...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Error in k means clustering code. 'Error using reshape Number of elements must not change. Use [] as one of the size inputs to automatically calculate the appropriate size for that dimension.' The code is here.
grayImage= imread('CYST RENAL-33.jpg'); g = rgb2gray(grayImage); imshow(grayImage); b=grayImage(:); [m n]=kmeans(b,3); m=re...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Can anyone help me to apply RBF kernel function in matlab and how to write its equation?
The equation is K(X,X') = exp(-||X-X'||2/2sigma2). Any help is appreciated
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
How to implement linear, quadratic and RBF kernel for an image segmentation in matlab
I have 100 ultrasound images and i wanted to segmenta particular part from that image using k means clustering algorithm. I need...
plus de 3 ans il y a | 1 réponse | 0
0
réponseQuestion
how to apply k means clustering algorithm for image segmentation in matlab and how to use kernel methods in that code
Hi, i don't know how to apply k means clustering algorithm to images for segmenting a portion. Any help is appreciated
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
How to save and view the calculated psnr, mse and snr values of multiple images using array?
This is my code [peaksnr, snr] = psnr(m, g); MSE=mean2((m-g).^2); how to display these measures in excel or in ...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Error is getting when median filter is applied to dicom images. The code i am tried is here
info=dicominfo(filenames{1}); X = zeros([info.Height info.Width info.SamplesPerPixel file_num],'uint16'); for y = 1:file_num ...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
How to open and work with dicom images, which has no .dcm file extension.
Errorusing dicom images. Unable to perform assignment because the size of the left side is 564-by-800 and the size of the right ...
plus de 3 ans il y a | 2 réponses | 0
2
réponsesQuestion
How to read multiple dicom image files from a folder ? This is the code. I am trying to calculate psnr and store it in excel, but i am getting blank sheet. Thanks in advance
clc; clear all; img_folder = 'C:\Users\COMSOL\Documents\MATLAB\2XXX00'; dicomlist = dir(fullfile(img_folder,'Images','*.dcm')...
plus de 3 ans il y a | 1 réponse | 0
0
réponseQuestion
How to remove small texts and drawings from an ultrasound image
Pls suggest any methods to remove texts and markings from the ultrasound image. Pls refer the attached image
presque 4 ans il y a | 1 réponse | 0
1
réponseQuestion
Can anyone help me to write code for ROF to denoise images
hi I have some ultrasound images, i would like to perform ROF for denoising. Please help to write code for that
presque 4 ans il y a | 1 réponse | 0
0
réponseQuestion
Why the denoised image is not visible after running wdenoise2 code
This is my code wdenoise2(double(gr),3,'Wavelet','coif5','NoiseEstimate','LevelDependent','DenoisingMethod','Bayes','Threshold...
presque 4 ans il y a | 1 réponse | 0
1
réponseQuestion
can anyone suggest some good denoising techniques for ultrasound images
I am trying to remove noises from ultrasound imges (.jpg images). Can anyone suggest some denoising techniques including deep le...
environ 4 ans il y a | 1 réponse | 0
1
réponseQuestion
How to install matlab without an Internet connection and is it possible to install matlab in more than two computer
I have installed Matlab in my laptop few months ago but now I’m working on another laptop and I would like to install Matlab in ...
environ 4 ans il y a | 1 réponse | 0
1
réponse
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