Elysi Cochin

Last seen: 1 día ago

351 total contributions since 2012

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Question

delete zeros in cell array
i have a cell_array with values cellarr = {'b','a','a','a','b';0,'c',0,'b',[];0,'a',0,'d',0;'a','a','b',[],[]}; i wanted to d...

4 días ago | 1 answer | 0

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Question

find the row and column value of a specific value in cell array
i have a cell array with values cellarr = {'a','b','c',3,5;'b',5,'a',[],[];'a','c',3,'a',4;'b','a','c','c',3}; i wanted to f...

4 días ago | 1 answer | 0

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find the object closest to the center
i did adaptive threshold and got the output as below for 3 different inputs Now, i wanted to keep only regions marked 1 and 2...

8 días ago | 2 answers | 1

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how to change the e+00 format
on computation i get a vector value as below index = [7.8651e+04;177445] because of the e+04 format, on further computation i ...

8 días ago | 2 answers | 0

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answers

Question

Read images from a folder in a particular order
I have a folder, and subfolder of images in it. When i read images it comes in the order 1, 10, 11, 12...etc, instead of 1, 2, ...

10 días ago | 1 answer | 0

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Question

how to compute derivative
having all the values in the above equation, is the below code correct for dE(t)/d(t) computation? dEt = beta * (1 - sigma) *...

13 días ago | 1 answer | 0

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Question

How to stop execution of a program through code?
When i execute a program, if the execution exceeds 2 minutes, i wanted to stop the execution through code. What should i do to c...

17 días ago | 1 answer | 0

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Question

write a row from excel to a text file
How can i write a string row ( not English ) from excel to notepad or wordpad. Is it possible in Matlab? I have attached a samp...

18 días ago | 1 answer | 0

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Question

How to mirror pad a matrix
How to do mirror padding to the matrix I = [ 1 6 3 3 4 5 1 2 2 5 7 2 2 2 6 2 4 4 6 8 3 5 3 8 5 3 3 4 5 2 2 7 6 5 2 2 7 6 2...

2 meses ago | 2 answers | 0

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Question

How to change all the colours in the image to black
how to change all the colours in the image to black except the white colour in image?

3 meses ago | 2 answers | 0

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How to find what percentage of image an object covers
From the given image, how can i find the percentage of cells covers the image or in other words what percentage of cell covers t...

3 meses ago | 1 answer | 0

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How to preserve edges when rotating images
How can i make sure that my images dont cut off when using rotation in image augmentation imageAugmenter = imageDataAugmenter('...

3 meses ago | 1 answer | 0

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Question

How create desired number of images in the folder
How to augment a folder of images? Suppose i have 7 images in a folder, i wanted to augment these 7 images and create a total o...

3 meses ago | 1 answer | 0

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Question

how can i get the regression values into a variable in neural network
When we fit-data-with-a-neural-network, we can get the regression graph, when we click the Regression button in the nntool windo...

4 meses ago | 1 answer | 0

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Question

What does the equation do in the 2 images to combine it to one image
Please can someone explain what happens in the below code cb and cr are chrominance in red and blue channels bmean and rmean ...

7 meses ago | 1 answer | 0

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Question

Find the coordinates nearest to the center coordinate of a patch in an image
i have an image of size [512 512], and xy coordinates values, which have been found on the whole image. (I have attached an exam...

10 meses ago | 2 answers | 0

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Question

how to check if (x,y) coordinates fall within another (x,y) coordinate
i have the x,y,w,h --> [x position, y position ,width and height] of the two black boxes and the red boxes inside the black boxe...

11 meses ago | 1 answer | 0

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Question

Blob segmentation and writing it to folder
i have segmented few blobs using the below code ccnt = 1; for blob = 1 : n thisBoundingBox = measurements(blob).BoundingB...

11 meses ago | 1 answer | 0

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Question

draw bounding box around a character
The code i used is Ch = bw(boundrow(1):boundrow(end),boundcol(1):boundcol(end)); i'll get the character into the variable Ch ...

11 meses ago | 1 answer | 0

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Question

write an image file
i have a image im of uint16 datatype figure(1), imshow(im) figure(2), imshow(uint8(im)) figure(3), imshow(im,[]) all the abo...

alrededor de 1 año ago | 1 answer | 0

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Question

find the next row of an element in a matrix
i have vector v v = [4,5;1,2;1,3;1,4;2,6;5,7;4,7;3,4;1,5;2,3;7,9;3,5;8,9;1,6;8 10;5,9;2,4;6,9;2,5;1,7;4,9;3,7;2,8;7,8;4,6;1,9;3...

alrededor de 1 año ago | 1 answer | 0

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Question

find different combinations of splitting a vector
having a vector V, how can i find the different ways to split this vector v into subvectors such that the sum of each subvector ...

alrededor de 1 año ago | 1 answer | 0

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Answered
How to display units with my answer?
fprintf('%g kg\n', y)

alrededor de 1 año ago | 0

| accepted

Question

Sort matrix to get the row and column position of sorted matrix
how should i sort the matrix M = [0,15,14,13,10,7,4,1,2; 0,0,9,6,4,12,1,3,1; 0,0,0,10,8,5,3,1,2; 0,0,0,0,17,2,11,1,4; 0,0,0...

alrededor de 1 año ago | 1 answer | 0

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Question

how to do the matrix computation
I have a cost matrix, c, with values as c =[0,12,11,7,10,10,9,8,6,12; 12,0,8,5,9,12,14,16,17,22; 11,8,0,9,15,17,8,18,...

alrededor de 1 año ago | 1 answer | 0

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Question

access the respective values of matrix using the cell array cell position value
i have a matrix as shown in figure, with positions marked I have a cell array with values { [ 1 4 ] ; [ 2 3] }; Now i want ...

alrededor de 1 año ago | 1 answer | 0

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Question

find values in vector present in cell array
i have a cell array cA and vector V with values cA = {[11,21,3;14,5,63], [11,22], [33;95;66;7]}; V = [14 22 33 66]; i wanted ...

alrededor de 1 año ago | 2 answers | 0

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Question

how to split a vector into small subvectors based on condition
how can i split a vector into smaller sub vectors, such that the sum of each vectors is less than N N = 60 V = [30 35 24 15 14...

alrededor de 1 año ago | 2 answers | 0

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Question

display contents of cell array and a vector together
i have a cell array cell_array = {'A' 'B' 'C'} and value = [ 10 20 30] how can i display the cell_array and value_vector toge...

alrededor de 1 año ago | 1 answer | 0

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Question

compute from a set of parameters
C = 60; % capacity of a truck demand = [30 35 24 15 14 48]; % goods to deliver m = 2; % no of avaible trucks i wanted to comp...

alrededor de 1 año ago | 1 answer | 0

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Elysi Cochin

Last seen: 1 día ago

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