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Nitin


Last seen: fast 2 Jahre vor |  Aktiv seit 2011

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Beantwortet
Indexing to subtract sections of an array
Suppose you have 20 elements: Reshape to 4 rows and 5 columns X = reshape(1:20,5,4)'; % Substract rows Y = bsxfun(@m...

mehr als 10 Jahre vor | 0

Beantwortet
how to separate objects in binary image?
Your should check regionprops and <http://www.mathworks.com.au/help/images/morphology-fundamentals-dilation-and-erosion.html mor...

mehr als 10 Jahre vor | 0

Beantwortet
Problem with vision.VideoFileReader
Try running this code using the shaky_car video inbuilt in Matlab and see if it works: videoFReader = vision.VideoFileReader(...

mehr als 10 Jahre vor | 1

Beantwortet
manipulating cells in array.
% One of the many solutions t = ismember(A,'0') A(t)=[];

mehr als 10 Jahre vor | 0

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Beantwortet
second derivative of an image
There is a nice explanation on image derivative <http://www.swarthmore.edu/NatSci/mzucker1/e27/filter-slides.pdf here> . Please ...

mehr als 10 Jahre vor | 0

Beantwortet
how can i differentiate between images
% test image Img = zeros(20, 20); Img(5:15,5:15)=1; % Find if '255' intensity pixels exist in the image temp =...

mehr als 10 Jahre vor | 0

Beantwortet
how to get black & white pixels count from grayscale image...???
black corresponds to zeros in your image and white corresponds to ones if your image is double format. I_double = im2double...

mehr als 10 Jahre vor | 0

Beantwortet
how to calculate the diameter of a vessel
I would start by first experimenting with <http://www.mathworks.com.au/help/images/ref/regionprops.html regionprops> function in...

mehr als 10 Jahre vor | 1

Beantwortet
Left of a string
If you are accessing a cell array, you should use curly braces. Check out the examples <http://www.mathworks.com.au/help/matlab/...

mehr als 10 Jahre vor | 0

Beantwortet
how to avoid index out of bounds error
I tried running your programme using the Matlab built-in image, blobs.png and received the following error: *Attempted to ac...

mehr als 10 Jahre vor | 0

Beantwortet
making of a gui
I would suggest you learn the basics of making a GUI <http://www.mathworks.com.au/help/matlab/gui-building-basics.html here>

mehr als 10 Jahre vor | 0

Beantwortet
Increasing filter size of edge detector
There is a nice <http://stackoverflow.com/questions/9567882/sobel-filter-kernel-of-large-size thread> on stackoverflow which mig...

mehr als 10 Jahre vor | 0

Beantwortet
Crack Matlab Executable file?
Have a look a <http://www.mathworks.com.au/help/matlab/ref/pcode.html pcode> .

mehr als 10 Jahre vor | 0

Beantwortet
convert inf value to integer value
Download the powermod function <http://www.mathworks.com.au/matlabcentral/fileexchange/22725-variable-precision-integer-arithmet...

mehr als 10 Jahre vor | 0

Beantwortet
Create an Array with a Counter?
Why not use an array and save the elapsed time using tic and toc? There is a nice example <http://stackoverflow.com/questions...

mehr als 10 Jahre vor | 0

Beantwortet
How can I find pixel coordinates of a perimeter in a binary image?
Assuming your image is a binary one: [a,b]= find(I==1); % get the coordinates

mehr als 10 Jahre vor | 0

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Beantwortet
Hi, i want to know dt how to get 0's and 1's from a binary image?
I = imread('img.bmp'); I_bin = im2bw(I); % find the '0's in the image: a = find(I_bin==0); % find the '1's in the imag...

mehr als 10 Jahre vor | 0

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Beantwortet
How can I remove only the horizontal lines from the image preserving any arbitrary drawing over it
Did you check <http://www.mathworks.com.au/company/newsletters/articles/applying-modern-pde-techniques-to-digital-image-restorat...

mehr als 10 Jahre vor | 0

Beantwortet
Iris Recognition Project.
Please check out libour masek iris code, both the thesis and the matlab code can be found <http://www.csse.uwa.edu.au/~pk/studen...

mehr als 10 Jahre vor | 0

| akzeptiert

Beantwortet
Given x and y coordinates of any point in an image, how to know if it is black or white
By the intensity value you get at that point. For example, if your image is double: I = im2double(imread('img.bmp')); ...

mehr als 10 Jahre vor | 0

Beantwortet
Motion detection in video
You could estimate the motion from one frame to another using <http://www.mathworks.com.au/matlabcentral/fileexchange/8761-block...

mehr als 10 Jahre vor | 0

Beantwortet
how to find mean absolute difference between two blocks of different images???
You can find a nice implementation of the above <http://www.mathworks.com.au/matlabcentral/fileexchange/8761-block-matching-algo...

mehr als 10 Jahre vor | 0

Beantwortet
Skeletonisation of an image
<http://www.mathworks.com/matlabcentral/fileexchange/27543-skeletonization-using-voronoi This> should get you started

mehr als 10 Jahre vor | 0

Beantwortet
Multiple loop doesn´t work with right values
You might need to initialize your cells first before saving to it. a = cell(1, num);

mehr als 10 Jahre vor | 0

Beantwortet
display mean and max of images....
mean_img = mean(Img(:)); max_img = max(Img(:));

mehr als 10 Jahre vor | 1

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Beantwortet
how to detect angle of an image
You might need a reference image / coordinates for the correct position and compare the difference between the two of them

mehr als 10 Jahre vor | 1

Beantwortet
how to calculate delay between two operations?
Will tic and toc do the <http://www.mathworks.com.au/help/matlab/ref/tic.html trick> ?

mehr als 10 Jahre vor | 0

Beantwortet
Loading and Saving a video
You can find lots of information and examples <http://www.mathworks.com.au/help/matlab/ref/videoreaderclass.html here.> This...

mehr als 10 Jahre vor | 0

Beantwortet
tile-based image registration
You might find it useful to estimate the srt transformation using surf. Have a look at the examples on this <http://www.mathwork...

mehr als 10 Jahre vor | 0

Beantwortet
find the pupil location of eye by dividing it into 8x8 region
The pupil region has a lower intensity than the rest of the image except for eyelashes. I would suggest you use an appropria...

mehr als 10 Jahre vor | 0

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