Seetharaman

Active since 2013

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Can i pls get a code for raster scanning of a digital image? I hv to trace the tumour boundary. I m using a square window for moving over the tumour boundary.
I m fixing a threshold for the image by the crossover point between two peaks in a histogram.

13 years ago | 1 answer | 0

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I hv used quadtree decomposition in split and merge segmentation for an ultrasound image. I m unable to understand the last part of the program "function v= split(b, mindim, fun)...". Can any1 explain its purpose?? The code is as follows:
function quadtree(x) im=imread('C:\Documents and Settings\student\My Documents\Downloads\breast-cancer-2c_small[1].jpg'); ...

13 years ago | 2 answers | 0

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In the image which I m currently working upon, there is a large discontinuity in the tumour after thresholding. I tried even imfill but its of no use. Can anyone suggest me other method?
The image is a breast ultrasound image

13 years ago | 0 answers | 0

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I m currently working on fuzzy based approach in image segmentation using an ultrasound image. I hv already generated the membership function. I m having a difficulty to generate the function which expresses entropy of the fuzzy set.
H(x) = 1/(M*N) ΣΣ Sn(μ(g(i,j)) (i=1,2,...M; j=1,2,....N) How to execute this function? Pls provide me the code. Also I wou...

13 years ago | 1 answer | 0

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Question

How can I segment a region of larger area by eliminating smaller ones? I hv used the Area parameter from the regionprops tool for this purpose... I need the region with the largest area
<<C:\Documents and Settings\student\Desktop\timepass.jpg>>

13 years ago | 1 answer | 0

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