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venkat vasu


anna university(trichy)

Active since 2012

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Professional Interests: image processing

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  • Knowledgeable Level 3
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  • 3 Month Streak
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Question


calculate thermal fingertip image temperature?
Hi... I'm currently working on thermal image temperature calculation. here i have extracted fingertip of the hand and want to...

8 years ago | 1 answer | 0

1

answer

Question


serial communication matlab to serial port?
Hi... i am doing the project in real time. for that i need to send some array from matlab to serial port. for this any i need...

11 years ago | 0 answers | 0

0

answers

Question


Automatic ROI selection in image
Hi every one... I am doing image processing project here i need automatic roi selection like i have segmented the image in...

11 years ago | 1 answer | 0

1

answer

Question


Integer k-means clustering
Hi... I am developing clustering algorithm using integer k-means so i need to know the algorithm first integer kmeans impleme...

11 years ago | 0 answers | 0

0

answers

Question


hierarchical integer k means clustering algorithm
Hi... I am doing project in face recognition. in this project i wand hierarchical integer k means clustering algorithm. in...

11 years ago | 1 answer | 0

1

answer

Question


Getsnapshot not working properly
Hi... I am working video processing related project. here i'm capturing the image using getsnapshot function but its not gi...

11 years ago | 0 answers | 0

0

answers

Question


locked the computer using matlab
Hi... I'm working image processing application like continuous log in authentication project in that i need to lock the syste...

11 years ago | 1 answer | 0

1

answer

Question


problem while mosaicing a retina image
Hi everyone... I am doing retina image mosaicing project using sift algorithm here normal images detecting the many key p...

11 years ago | 0 answers | 0

0

answers

Question


how to calculate consequent parameter in fuzzy logic
Hi... I'm implementing the anfis toolbox in matlab in this i need to calculate consequent parameter like(p,q,r). can any one...

11 years ago | 1 answer | 0

1

answer

Question


how slice the Dicom image
Hi... I am currently working 3d medical images and i need to read dicom image and find out the volumetric then slice the ima...

12 years ago | 1 answer | 0

1

answer

Question


how to define face affine matrix
Hi every one... I have a collection of face image and name i need to match the correct name for that first we need to define ...

12 years ago | 1 answer | 0

1

answer

Question


Difference between canny,sobel,prewitt edge detection
Hi... I have worked canny,sobel,prewitt edge detection operator but still now i didn't get idea of difference in above. peas...

12 years ago | 1 answer | 0

1

answer

Question


CAT arguments dimensions are not consistent. in the cell array.
Hi every one... I have a cell array containing cell array like this C = {1x1 cell} {1x32 cell} {1x32 cell} {1x6...

12 years ago | 1 answer | 0

1

answer

Answered
How to change text size in boxplot
Hi... Hope this helpful to you. xlabel('Yourstring','fontsize',20);

12 years ago | 0

| accepted

Answered
I have a binary image wit noise. i found the thresholding value is 96 by randomly applying it to the image. can any one help me provide code for calculating the threshold value equal to 96, its ok if any help me to with the method of calculating it..
Hi... You can get in command window itself to type a help graythresh or see the code below I = imread('coins.png...

12 years ago | 0

Answered
How to do element by element comparison?
Hi.. This code surely will help you and you can check n matrix also. a=[0 0 4 0; 0 3 1 0; 0 0 0 2; 0 0 6 2; 3 4 5 6; 8 ...

12 years ago | 0

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Answered
About Matrix Array Error
Hi... This may help you and it will take both string&character but it can store a single character. a= input ('The number...

12 years ago | 0

Answered
solve the following series on Matlab :)
Hi... This code may help you and i took n=5; %x(t) = 0.5+2\n *(cos -1\3*cos 3t +1\5 cos 5 t - 1\7 * cos 7t); t=-10:10;...

12 years ago | 0

Answered
plot probability density function
Hi... This code surely will help you. a=5000:5000:60000; b=[8 9 8 13 8 5 1 3 2 1 1 1] bar(a,b); or stem(a,b);

12 years ago | 0

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Answered
how to find mask for binary image
Hi... You can get the masking predefine function like sobel and canny in matlab operator it will perform masking. a...

12 years ago | 0

Answered
how to use fuzzy logic for image enhancement
See this link this may help you... http://basic-programming-tips.blogspot.in/2011/12/fuzzy-logic-examples-using-matlabfuzzy.h...

12 years ago | 1

| accepted

Answered
Finding a string in a file
a1=dir; l=length(a1); for i1=3:l files=dir(a1(i1).name); nfiles = length(files); for i=3:nfiles cu...

12 years ago | 0

Answered
Finding 4 connectivity for a matrix
L = bwlabeln(Matrix) [L, NUM] = bwlabeln(Matrix) [L, NUM] = bwlabeln(Matrix, conn) L, containing labels for the conne...

12 years ago | 0

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Answered
how to convert gray image to color image
Image=imread('fog1.bmp'); if size(Image,3)==3 Image=rgb2gray(Image); end [m n r]=size(Image); rgb=zeros(m,n...

12 years ago | 0

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Answered
How to rotate an image about a corner point?
help imrotate B = imrotate(A,ANGLE) rotates image A by ANGLE degrees in a counterclockwise direction around its center p...

12 years ago | 0

Answered
Copy numbers vector to vector
graph1(50:0.2:51)=v1(240:245);

12 years ago | 0

Answered
How to adjust the intensity of series of images?
>>help imadjust imadjust Adjust image intensity values or colormap. J = imadjust(I) maps the values in intensity image I ...

12 years ago | 0

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Answered
clear, clear all and tic toc time
clear Clear variables and functions from memory. clear removes all variables from the workspace. clear VARIABLES ...

12 years ago | 3

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Answered
How can I write to a txt file dynamically?
A = round(rand(6,7)*9); % Write this to file. fid = fopen('Mymatrix.csv','wt'); c='col'; for i = 1:size(A...

12 years ago | 1

| accepted

Answered
dicomwrite creates a black and white image, why?
info = dicominfo('CT-MONO2-16-ankle.dcm'); I = dicomread(info); dicomwrite(I,'ankle.dcm',info); this code will help you...

12 years ago | 2

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