DIMITRIOS THEODOROPOULOS
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Awarded to DIMITRIOS THEODOROPOULOS on 09 Oct 2019
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Awarded to DIMITRIOS THEODOROPOULOS on 21 Dec 2018
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Awarded to DIMITRIOS THEODOROPOULOS on 04 Jul 2018
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Domanda
k fold with all combinations
I want to create K fold tests. Concretely, i want to split my data set in 10 folders.I want to use every time 7 for training ...
oltre 5 anni fa | 0 risposte | 0
0
risposteDomanda
Choosing the right fetatures in classification
I have a classification problem .I have 5 classes and 10 features. Is there any statistical (??) method to understand which fea...
oltre 5 anni fa | 0 risposte | 0
0
risposteDomanda
Texture Classification with Wavelet Image Scattering
I use Matlab R2017a and when i try this example https://uk.mathworks.com/help/wavelet/examples/texture-classification-with-wave...
oltre 5 anni fa | 1 risposta | 0
1
rispostaDomanda
Bag Of Words for Image classification
I am trying to apply the Bag Of Words for Image Classification of Bee Pollen.I am new in MATLAB and i have a major question. Fo...
oltre 5 anni fa | 0 risposte | 0
0
risposteDomanda
Overwritting problem in for loop
I simply crop images and save them with a number.For example i have Grain #1,Grain #2,Grain #3.If i move to another image and c...
oltre 5 anni fa | 1 risposta | 0
1
rispostaDomanda
Save different values of the same table from a loop
I have a table which is created from a loop.Problem is that overwrites the previous table for diffrent k and I dont know how ...
quasi 6 anni fa | 1 risposta | 0
1
rispostaDomanda
Split jointed bee pollens
I believe this is a difficult problem...I want to split 2 or more jointed bee pollens....I n the upper right area i use this ...
quasi 6 anni fa | 0 risposte | 0
0
risposteDomanda
Crop with imfreehand?
I dont know if my question has an answer.I have an image and crop a ROI with imcrop [cropped_image,rect]=imcrop(original_image)...
quasi 6 anni fa | 2 risposte | 0
2
risposteDomanda
Save to json problem
I create these columns from a for loop. idx are indexes eg idx=[2 3 45]. Area ,Eccentricity etc are regionprops. Each Pollen h...
quasi 6 anni fa | 1 risposta | 0
1
rispostaDomanda
How to call a function from outside itself ?
Altought it is basic i cannot understand how it works in Matlab 2017.. I have 2 simple functions function y1=square(x1) y...
quasi 6 anni fa | 1 risposta | 0
1
rispostaDomanda
Auto cropping of pollen
Ι want ot do the following: I have this image and i want to create ROI of a pollen automatically.If i imcrop for example a s...
quasi 6 anni fa | 1 risposta | 0
1
rispostaDomanda
folder split into parts
I have a medical folder with 2 kinds of data Prostatex0000_* and Prostatex0001_* How can i split the original folder into 2 su...
quasi 6 anni fa | 1 risposta | 0
1
rispostaDomanda
open nii images with matlab R2017a?
I use Matlab R2017a but i cannot open nii images with niftiread command... Do i miss something??How can i open them??
quasi 6 anni fa | 1 risposta | 0
1
rispostaHow to connect GUI sliders to image analysis
Cris i copied your code and get the following error i modified the code bit in order to see the values from sliders in edit t...
quasi 6 anni fa | 0
Domanda
How to connect GUI sliders to image analysis
I want to instantiate this GUI The project is the analysis of bee pollen.I first load the image by the left pushbutton.There ...
quasi 6 anni fa | 4 risposte | 0
4
risposteHow to connect GUI sliders to image analysis
Ι am still very confused...I start with some default values and crop the image.I get an analyzed image.Now i use the slider to g...
quasi 6 anni fa | 0
Domanda
opposite result returned from charpoly
I have this matrix A=[1 1 2;1 2 1;2 1 1] and want to find the charpoly(A) The result by hand is the opposite that Matlab rerur...
quasi 6 anni fa | 0 risposte | 0
0
risposteDomanda
Use adjusted with imcontrast tool image
I dont know how to use the image which is adjusted from imcontrast tool. I take my original photo(image1) and then i turn to gr...
quasi 6 anni fa | 2 risposte | 0
2
risposteDomanda
Creating an array from a loop
I have a list idx=[1 3 5 12].Every index represents an area in separate_areas list.For example separate_areas(3)=1615. I want t...
quasi 6 anni fa | 1 risposta | 0
1
rispostaDomanda
Brain MRI Tumor questions
In the project <https://www.mathworks.com/matlabcentral/fileexchange/55107-brain-mri-tumor-detection-and-classification Brain MR...
oltre 6 anni fa | 1 risposta | 0
1
rispostaRisolto
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
oltre 6 anni fa
Risolto
Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...
oltre 6 anni fa
Risolto
Create sequnce 1 4 9 16 25.........
Create sequnce 1 4 9 16 25......... upto entered input value using matlab scripting commands. Let y be output and x be input
oltre 6 anni fa
Risolto
Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
oltre 6 anni fa
Risolto
Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...
oltre 6 anni fa
Risolto
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
oltre 6 anni fa
Risolto
Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples n=2, A=[1 2 3] -> [1 1 2 2 3 3] ...
oltre 6 anni fa
Domanda
Intesities included inside ROI
When i select a Roi with imfreehand ,by right-clicking mouse i can select "Copy Borders". Is there any way (without createMask...
oltre 6 anni fa | 0 risposte | 0
0
risposteRisolto
Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...
oltre 6 anni fa
Risolto
Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...
oltre 6 anni fa
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