Community Profile

photo

lech king


Last seen: 3 jours ago
27 total contributions since 2020

lech king's Badges

  • Thankful Level 2

View details...

Contributions in
View by

Question


The reason for the sudden changes in the amount of accuracy in the MATLAB Deep Learning application?
My goal is to detect corona from CT scan using neural networks (squeezenet). i have 2 classes of positive corona or negative cor...

4 jours ago | 0 answers | 0

0

answers

Question


Where is the problem with this code?
I will receive this message after entering the information(dsnew) into the deep learning application invalid training data for ...

7 jours ago | 1 answer | 0

1

answer

Question


Identify the lungs from a CT scan
Hi I want to first identify the lungs in the CT scan image of people with covid 19 disease and then separate them and remove th...

13 jours ago | 0 answers | 0

0

answers

Question


How to add Gaussian noise to the pictures in ImageDatastore
Thank you for guiding me Is my understanding of these codes correct? Assuming that variable Train contained one hundred images...

16 jours ago | 0 answers | 0

0

answers

Question


Fill missing parts of the image
I want to separate the part related to the lungs from the CT scans, but in some image, important information from the image is l...

18 jours ago | 0 answers | 1

0

answers

Question


How to apply a function to a large number of images
I have written an image processing function When there is only one image, for load image using imread and save the result with...

23 jours ago | 1 answer | 0

1

answer

Question


How to remove image margins
After extracting the required parts from a CT scan, I also intend to remove the extra margins of the image (black parts around t...

23 jours ago | 2 answers | 0

2

answers

Question


How to extract specific parts of a matrix
In a 512 x 512 matrix where each cell has a number between 0 and 1000, a large part of the cells in this matrix, for example, co...

27 jours ago | 2 answers | 0

2

answers

Question


How to find the maximum density inside a matrix
I threshold a CT scan and then label it using command bwlabel and then complete it using morphological commands. For the case...

27 jours ago | 0 answers | 0

0

answers

Question


need help in confusion matrix details
Hi After training a network, I got this matrix Can you explain the percentages written in the last row and column? Does MATLA...

3 mois ago | 1 answer | 0

1

answer

Question


how fined vector index
I have a vector of 60,000 x 1, each part containing the values 0-9 What do I need to do to find out in which cells, for example...

3 mois ago | 1 answer | 0

1

answer

Question


How to create a tree ??
How do I make a tree like this so that its offspring can be separated? Of course, the tree I want will be 17 levels Build with...

4 mois ago | 1 answer | 0

1

answer

Question


How to draw a graph with 18 levels
Hello I want to show the (valid) states of the river problem in the form of a graph in MATLAB and then apply search DFS on it, ...

5 mois ago | 0 answers | 0

0

answers

Question


Need guidance in using function subplot
Hello In a 2 * 2 mode, function subplot works well and the third and fourth places are assigned to the third image. Example ...

5 mois ago | 1 answer | 0

1

answer

Question


How to graphically represent man in MATLAB
Hello I implemented the river problem in MATLAB and used the following function to graphically represent this problem (which No...

5 mois ago | 0 answers | 0

0

answers

Question


How to image de-noise whit (Wavelet) using dwt3 and idwt3
Hello I have implemented using dwt2 and idwt2 But I have not used dwt3 and idwt3 so far. Is it possible to help me with thes...

5 mois ago | 0 answers | 0

0

answers

Question


Write text below the photo
Hello Is it possible when we display a photo, in addition to the title at the bottom of the photo, to write content ?? For exa...

5 mois ago | 1 answer | 0

1

answer

Question


Wavelet Image Denoising Whit Threshold
Hello I want to do de-noise image using commands wdenoise2 and helperCompare2DDenoisingDTCWT. Is it possible for me to do the ...

5 mois ago | 0 answers | 0

0

answers

Question


How to stop it if the restrictions are not observed
Hello I want the program to stop if the user does not comply with the restrictions How do I do this? And is it possible to ...

5 mois ago | 0 answers | 0

0

answers

Question


How to display graphically
Hello I want the conditions of an issue to be graphically displayed at each step of the program. For example, in the case of a ...

5 mois ago | 1 answer | 0

1

answer

Question


How to present the river crossing puzzle in MATLAB
Hello I want to plan the famous river crossing puzzle in MATLAB Friends have a suggestion or guide for me on how to do this ??...

5 mois ago | 0 answers | 0

0

answers

Question


How to use logistic regression toolbox
Hello I thought there was a toolbox logistic regression in MATLAB, but I was confused and could not find it. In a simple examp...

6 mois ago | 0 answers | 0

0

answers

Question


grayscale image average without matlab function
Hi I want to calculate the average of 3x3 cells of a matrix that contains the values of a grayscale image, which is a variable ...

7 mois ago | 1 answer | 0

1

answer

Question


Perform operations on non-zero locations of the matrix
pic1=rgb2gray(pic); pic2 = imnoise(pic1,'salt & pepper',0.05); %%%%%%%Hard Thresholding%%%%%% Container=pic2>80; Container=...

7 mois ago | 1 answer | 0

1

answer

Question


Select a certain number of mine Vector Members in MATLAB
Hi I have a 40 x 1 vector. I want to find the location of 20 smaller components of this vector. The position of these members i...

7 mois ago | 1 answer | 0

1

answer

Question


How to randomly select 2 rows
Hi I want to randomly select 2 rows of a matrix The matrix may have an odd number of rows How to randomly select these 2 rows...

7 mois ago | 2 answers | 0

2

answers

Question


Do not take any amount
pop=randi([100],20,8); [r1,c1]=size(pop); for i=1:r1 A=randi(100); if A<=90 pool(i,:)=pop(i,:); end e...

7 mois ago | 1 answer | 0

1

answer