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Elysi Cochin


Last seen: 2 days ago Active since 2012

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Question


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...

23 days ago | 1 answer | 0

1

answer

Question


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...

25 days ago | 3 answers | 0

3

answers

Question


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

28 days ago | 1 answer | 0

1

answer

Question


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...

28 days ago | 1 answer | 0

1

answer

Question


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...

29 days ago | 1 answer | 0

1

answer

Question


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...

1 month ago | 1 answer | 0

1

answer

Question


How to do the computation using fuzzy logic
How to do the below computation using fuzzy logic?

1 month ago | 1 answer | 0

1

answer

Question


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 ...

2 months ago | 2 answers | 0

2

answers

Question


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...

2 months ago | 2 answers | 0

2

answers

Question


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...

2 months ago | 2 answers | 0

2

answers

Question


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...

2 months ago | 3 answers | 0

3

answers

Question


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?

2 months ago | 2 answers | 0

2

answers

Question


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 (...

2 months ago | 2 answers | 0

2

answers

Question


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...

3 months ago | 1 answer | 0

1

answer

Question


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...

3 months ago | 2 answers | 0

2

answers

Question


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'...

3 months ago | 1 answer | 0

1

answer

Question


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...

3 months ago | 1 answer | 0

1

answer

Question


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...

5 months ago | 1 answer | 0

1

answer

Question


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

5 months ago | 1 answer | 0

1

answer

Question


How to create a binary mask
The attached images are my adaptive threshold output. When i use imbinarise, i get completely black pixels. Please can someone h...

6 months ago | 2 answers | 0

2

answers

Question


find minimum from cell array
Find the minimum from the column named COL2 in the excel and get its corresponding value from COL1 for each M1, M2 and M3

8 months ago | 1 answer | 0

1

answer

Question


zero pad array to multiple of 8
I have array of size A = 429x400, i wanted to pad that array to multiple of 8 such that it becomes A_padded = 432 x 400 Another...

9 months ago | 1 answer | 0

1

answer

Question


create new images by resizing the images in a folder
i have a folder of 7 images i wanted to read each image one by one and create new images of different sizes, till i have 100 to...

10 months ago | 1 answer | 0

1

answer

Question


Intersecting and non-intersecting box regions
Having a set of bounding box values [x y width height] , how can i find the number of bounding box that gets intersected and tha...

12 months ago | 3 answers | 0

3

answers

Question


Replace specific rectangular regions with ones
I wanted to fill the rectangular positions in bbox (values attached in order - [x y width height]) with ones. I tried the below...

12 months ago | 1 answer | 0

1

answer

Question


Create a mask of a rectangular region
How to create a mask of a rectangular region?

12 months ago | 1 answer | 0

1

answer

Question


What does regression value in neural networks denote
What does the R value of Training, Validation, Testing and All denote, in the below plots When i compute accuracy using classpe...

1 year ago | 1 answer | 0

1

answer

Question


plot arc that pass through a particular point
I have attached my (x,y,z) coordinate values And i plot these values using the below code load XYZ for i = 1 : size(XX,2) ...

1 year ago | 1 answer | 0

1

answer

Question


How to smoothen curves?
I have attached my data values I plot it using the below code load data x = data(:,1); y = data(:,2:end); figure(2), plot(x...

1 year ago | 2 answers | 0

2

answers

Question


Draw arc with specified angle difference
Having 2 datas as attached in Data.mat, how to draw arc with a specified angle difference (angle difference can vary say 15, 30 ...

1 year ago | 3 answers | 0

3

answers

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