pammy

Actif depuis 2013

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Professional Interests: image processing, image forensics

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Question

running the user selected .m file in the pushbutton callback
on push button number 1 i wrote the code to browse the . m file like this: handles.output = hObject; [fn pn] = uigetfile(...

plus de 12 ans il y a | 1 réponse | 0

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convert popupmenu's selected string to number form
i've popupmenu having entries as 2 4 8 16 32 64 128 i want when user selects '2' , this string va...

plus de 12 ans il y a | 1 réponse | 0

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i m working on gui. i have initialize one matrix at the starting n now i want to use it in switch statement with variation .
i've a one matrix named B = zeros(BmatRows, BmatCols); here BmatRows remains the same in all of the cases but i want variati...

plus de 12 ans il y a | 1 réponse | 0

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store array into matrix
i've divided the image into overlapping blocks of size 2x2. overlapR=(rows-(blockSizeR-1)); overlapC=(columns-(blockSizeC-...

plus de 12 ans il y a | 1 réponse | 0

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list various image similarity features
i've divided the image into overlapping blocks. can anybody tell me the methods for comparing the similarity of two image blocks...

plus de 12 ans il y a | 1 réponse | 0

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traversing a long matrix
i've a matrix named A of size 2 x 16421 i want to compare one row with the other rows and whenever there is a match it spaeci...

plus de 12 ans il y a | 2 réponses | 0

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Question

which similarity measure to use on image blocks as i m getting bad results with correlation and root mean square error?the explanation is listed below
i m working on gray scale images. and i've divided it into overlapping blocks. then i've used the root mean square error meth...

plus de 12 ans il y a | 1 réponse | 0

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Question

how can i color the particular block of the image?
m working on gray scale images.. i've extracted a particular block from the code for the above is : blockNumber = 1; block...

plus de 12 ans il y a | 1 réponse | 0

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Question

which type of correlation to use?
i've a grayscale image and i've divided it into discrete blocks of 8x8 Then, i've calculated the mean of each block and i wan...

plus de 12 ans il y a | 1 réponse | 0

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Question

i've an gray scale image I to be decomposed...i want to extract the low frequency and high frequency component out of it...can anybody help me?
i want to extract the low frequency component(approximate) LL1 and high frequency component (detail) HH1 at scale one. can an...

plus de 12 ans il y a | 1 réponse | 0

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Question

i've an image of size 185x256 and i've divided the image into discrete blocks having block rows 16 and block columns 16. when i access the blocks in a loop it says index exceeds matrix dimension...
the code is as follows: in the following image it has 11 rows and 16 columns grayImage <http://imageshack.us/photo/my-images...

plus de 12 ans il y a | 2 réponses | 0

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Question

i dont know how to calculate the coorelation of corresponding pixels of the blocks that have the same value.
i've divided the image into discrete blocks and then i've calculated the corresponding mean value of each and every block. the m...

plus de 12 ans il y a | 1 réponse | 0

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Question

methods for texture feature extraction available in matlab other than glcm and correlation?
except glcm and correlation what are other methods available for texture in matlab R2012a

plus de 12 ans il y a | 1 réponse | 0

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Question

count how many times the element occur in a list
like i have the following code for the above: function count clc; a=[1 2 3 3 4 5 5 5 5 5 6 6 6 6]; u=unique(a); ...

plus de 12 ans il y a | 2 réponses | 1

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Question

traverse the list of array elements
i've code the following for traversing function traverse clc; a=[ 1 2 2 3 3 4 4 4 4] for i=1:length(a) if(a(i)...

plus de 12 ans il y a | 1 réponse | 0

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Question

i've divide the image into non-overlapping blocks. and after that i've calculated the GLCM MEAN... i want to color only those blocks whose GLCM MEAN are the same
i've divided the image into non-overlapping blocks the code for the above is as follows blockSizeR = 16;% Rows in block...

plus de 12 ans il y a | 1 réponse | 0

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Question

calculation of graycoprops function and sorting of values of graycoprops
I=imread('liftingbody.png'); G=graycomatrix(I); [m n]=size(G); for x=1:m ...

plus de 12 ans il y a | 1 réponse | 0

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Question

what is the procedure to determine the GLCM of non-overlapping blocks with the indexing technique?
GLCM means gray-level co-occurence matrix i've divided the input image into non-overlapping blocks using the indexing techniq...

plus de 12 ans il y a | 1 réponse | 0

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Question

i've an image of size 204x204. after dividing the the image into overlapping blocks,then m using mat2cell i got the following error
I=imread('lina.jpg'); whos I; fun=@(block_struct) mean2(block_struct.data(:)); B=blockproc(I,[6 6],fun,'bordersize',[3 ...

plus de 12 ans il y a | 2 réponses | 0

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Question

hi, i've extracted the intensity values from the image... i want to make the matrix from the extracted intensity values... can u tell me how can i do it?
can u code few line for the matrix. actually i m new to matlab

plus de 12 ans il y a | 1 réponse | 0

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Question

what is simulink model?
what is the purpose of using it???

plus de 12 ans il y a | 1 réponse | 0

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Question

how can we extract intensity information from an image by making use of overlapping blocks..can u give the code for it...or which function should i use?
extraction of intensity information from an input image by dividing it in many overlapping blocks..

plus de 12 ans il y a | 1 réponse | 0

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Question

what is the description of the line myFilterHandle = @myFilter;
myFilterHandle = @myFilter; blockyImage = blockproc(grayImage,[windowSize windowSize], myFilterHandle); tell me the descri...

presque 13 ans il y a | 1 réponse | 0

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