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Question


how to save the segmented region as a separate image?
I have used the code which I have found in online and divided an image into several segments. I want to extract green parts from...

4 years ago | 2 answers | 0

2

answers

Question


how to draw bar plot for histogram values?
I have computed the precision,recall and f measure for the algorithm. I want to draw bar plot for the three values. Precision=1...

4 years ago | 1 answer | 0

1

answer

Question


How to concatenate the R,G,B channels histograms to single image histogram?
I have generated superpixels and need to calculate the histogram for the color image.Computed three color channels G=R=B=48*256(...

4 years ago | 0 answers | 0

0

answers

Question


Vl_feat installation error
while installing vl_setup, I am getting this warning: Warning: Function cummax has the same name as a MATLAB builtin. We su...

4 years ago | 0 answers | 0

0

answers

Question


How to compare and calculate two specific superpixel's histograms?
I am working on image processing. I have generated 48 superpixels based on SLIC algorithm.While generating histograms I am getti...

4 years ago | 0 answers | 0

0

answers

Question


Help me to solve this
I am very new to matlab and working on image processing in order to detect the object. I have an Index matrix I: 10 11 12 13 ...

4 years ago | 1 answer | 0

1

answer

Question


help me to solve this
I array={2,5,7,12} ; D is an Image attached H=[]; for i=1:4 for j=1:10 if(D(I(i),j)<=10) H=[H,j]; %H is an ...

4 years ago | 1 answer | 0

1

answer

Question


Help me with this problem
I want to extract the column and row values if they meet this below condition.I have tried it in two ways for i=1:4 ...

4 years ago | 1 answer | 0

1

answer

Question


How to create dynamic array with flexible index?
I am working with an RGB image and I am new to matlab.I have generated a probability matrix 1*40. Now I want to create a dynamic...

4 years ago | 1 answer | 0

1

answer

Question


How to truncate the array values?
My 400*400 array looks like this. <</matlabcentral/answers/uploaded_files/76545/truncate%20values.PNG>> I want to truncate...

4 years ago | 2 answers | 0

2

answers

Question


I am unable to display the summation value?
while executing the code, I am unable to see the final result. D-array; K- 0 to N=10; syms k; Summ=symsum(D,k,0,N)...

4 years ago | 1 answer | 0

1

answer

Question


How to convert centroid values to array
distance=l(1).centroid; %works fine 1 2 1 12.79 9.970 *while performing loop I am getting an error ...

4 years ago | 1 answer | 0

1

answer

Question


How do we know what are the superpixels connected to each other ?
I am using SLIC superpixel algorithm. How to create adjacency matrix for superpixels? How do we know what are the superpixels co...

5 years ago | 2 answers | 0

2

answers

Question


how to generate histograms for superpixel?
I have an RGB image converted into Lab image. Generated 44 superpixels and calculated MeanIntensities and pixellist and centroid...

5 years ago | 1 answer | 0

1

answer

Question


I am getting an error while running regionprops. How?
[L,N] = superpixels(I,50);% superpixels=44 props = regionprops(L,'MeanIntensity','PixelValues','PixelList','PixelIdxList')...

5 years ago | 2 answers | 0

2

answers

Question


can anybody explain regionprops with superpixels?
I have generated 200 superpixels and used S=regionprops(L,'pixelList'); I got S= 196*1 struct value. How to access them and how ...

5 years ago | 1 answer | 0

1

answer

Question


how to access each superpixel individually?
I have followed the procedure and really impressed by the work <https://in.mathworks.com/help/images/ref/superpixels.html?s_tid=...

5 years ago | 1 answer | 0

1

answer