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Question

Arrange clustered rows based on their label value

Suppose I have a matrix of size 100 x 42. Now I do kmeans clustering [idx,C] = kmeans(XTrain,8); Suppose the first 10 rows of...

27 days ago | 1 answer | 0

### 1

answerQuestion

display string in table

row1 = {'a' 'b' 'c' 'd'}; row2 = {'m' 'n' 'o' 'p'}; varnames = {'Col1' 'Col2' 'Col3' 'Col4'}; rownames = {'Row1' 'Row2'}; ...

2 months ago | 1 answer | 0

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answerQuestion

concatenate 2 vectors as string

I have 2 vectors a = [87.46 85.38 85.99 85.49 88.56 85.67] b = [0.16 1.97 2.38 2.38 1.63 1.81] I wanted to save the values o...

2 months ago | 1 answer | 0

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answerQuestion

Represent a vector as ± form

I have a vector v1 = [86 90 87 89 88]; I want to represent the vector v1 as 88±2 Please please me to represent any vector of...

2 months ago | 1 answer | 0

### 1

answerQuestion

change legend name of ROC

How to change the legend name (class1, class2, ...) of ROC when using plotroc(Ts,Y)

3 months ago | 1 answer | 0

### 1

answerQuestion

Change the numeric class label of confusion matrix to string

How to change the numeric class label (1, 2, 3... on the xlabel and ylabel) of a confusion matrix to string, when using confusi...

3 months ago | 1 answer | 0

### 1

answerQuestion

Absolute intensity of an image

I read a line saying "In some cases we may not want the filter to respond to the absolute intensity of an image" What is the di...

3 months ago | 1 answer | 0

### 1

answerQuestion

save a mat-file in a specific folder

I have 2 matrices mat1 and mat2 I wanted to save these two variables in a specific folder in the name my_matrices When using t...

4 months ago | 1 answer | 0

### 1

answerQuestion

keep few images and delete the rest in a folder

Suppose I have 10 images, and i have saved all the pathname and filename in a variable all_files I have a vector b = [ 2 4 6 ];...

4 months ago | 1 answer | 0

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answerQuestion

Randomly shuffle folder of images and save it

I have 5 images named 1.jpg, 2.jpg ... 5.jpg I wanted to create a random number of 1 to 5 and write these images in the random ...

4 months ago | 1 answer | 0

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answerQuestion

Segment pink color spots from image

I = imread('input_image'); figure, imshow(I) How to extract the pink colour spots in the attached image and find how much area...

5 months ago | 2 answers | 0

### 2

answersQuestion

Compute performance measures from neural network

How to compute Coefficient of Determination - R^2 Root Mean Squared Error - RMSE Mean Absolute Percentage Error - MAPE from...

6 months ago | 1 answer | 0

### 1

answerQuestion

Find all unique values and replace it with new values

I have a vector with values v = [0.23; 0.1; 0.33; 0.23 ; 0.33; 0.6; 0.6; 0.4]; I would like to find the unique values and repl...

6 months ago | 3 answers | 0

### 3

answersQuestion

Display string line by line

str = {'cats', 'dogs', 'birds'}; how to display the above string in command window as cats dogs birds

6 months ago | 1 answer | 0

### 1

answerQuestion

count the number of unique elements

I have a matrix with 2 rows 23 columns M = [3,2,3,3,2,3,3,2,4,3,3,3,1,1,1,3,4,4,3,5,5,3,3;1,1,1,1,1,1,1,1,1,2,2,2,3,3,4,4,4,4,5...

6 months ago | 1 answer | 0

### 1

answerQuestion

how to plot histogram

I wanted to plot the histogram of the attached data with number of bins = 42 When i use figure, imhist(HRGB,42) I get just 2...

6 months ago | 1 answer | 0

### 1

answerQuestion

replace RGB values with new values

How to change the pixel values of a RGB image to % if pixel value is in the following range 0-64 to 0 65-128 to 1 129-192...

7 months ago | 1 answer | 0

### 1

answerQuestion

How to do the computation using fuzzy logic

How to do the below computation using fuzzy logic?

7 months ago | 1 answer | 0

### 1

answerQuestion

replace matrix A with the values of another matrix B

Having a matrix A as attached, how to replace all those 1 in A with the values in matrix B, so that i get a new matrix as newA ...

7 months ago | 2 answers | 0

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answersQuestion

Create new matrices based on the number of unique values

having a matrix M = [4 7 2; 2 4 7; 2 2 4]; M = 4 7 2 2 4 7 2 2 4 based on the number of uniqu...

7 months ago | 2 answers | 0

### 2

answersQuestion

Computing Euclidean distance between 2 points

I found a code computing Euclidean distance as diff = q - p; dist = sqrt(diff * diff'); is there any difference from the stan...

7 months ago | 2 answers | 0

### 2

answersQuestion

Find time between 2 given time

I wanted to get date and time separately, from the system time t t = datetime('now') Then, I wanted to find if the system tim...

7 months ago | 3 answers | 0

### 3

answersQuestion

Check if a binary image is within a particular binary area

I have a binary image BW_large, and another binary image BW_small How do I check if BW_small is within BW_large?

8 months ago | 2 answers | 0

### 2

answersQuestion

DIvide an area into sectors

I have a xy-coordinate say (350,339), I wanted to divide the area of size 640x640 centered at the xy-coordinate into 8 sectors (...

8 months ago | 2 answers | 0

### 2

answersQuestion

solve a fuzzy logic problem

I have to use fuzzy to find the likelihood of a fire in a car based on the following conditions, The judgment set are as follo...

8 months ago | 1 answer | 0

### 1

answerQuestion

plot graph based on given values

I have attached the data of cell count of different type of cells. The cell count of one type cell is given in each sheets . B...

9 months ago | 2 answers | 0

### 2

answersQuestion

create a new variable based on excel sheet values

I wanted to import data from excel spread sheets from multiple sheets. So i used a loop [~,sheet_name]=xlsfinfo('filename.xlsx'...

9 months ago | 1 answer | 0

### 1

answerQuestion

How to display a 2D square as a 3D cube

How can i display the attached 2D square input as a 3D cube from? I used the same image in all slice. But the display is not cl...

9 months ago | 1 answer | 0

### 1

answerQuestion

Segment the foreground from the background

How can i segment foreground and background from the attached images? When i do threshold method the nucleus (marked in red) and...

10 months ago | 1 answer | 0

### 1

answerQuestion

Object Segmentation using SegCaps

Does anybody know any reference to MATLAB source code of "Capsules for Object Segmentation (SegCaps)" Which language is better ...

11 months ago | 1 answer | 0