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sonam s


14 total contributions since 2013

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Question


HOW TO DETERMINE THE VALUE OF K AND C IN GAUSSIAN SURROUND FUNCTION
F(x,y) = k* exp(-r2 / c2 ) here the function f is a gaussian function.this function used in retinex algorithm. R(x,y)=...

meer dan 6 jaar ago | 1 answer | 1

1

answer

Question


what are the values of surround space constant
F(x,y) = k* exp(-r2 / c2 ) here the function f is a gaussian function.this function used in retinex algorithm. R(x,...

meer dan 6 jaar ago | 0 answers | 0

0

answers

Question


HOW TO READ THE VALUES IN PARTICULAR BLOCK WHEN THE IMAGE IS CONVERTED INTO CELLS BY USING MAT2CELL
clear all; im=imread(uigetfile('*.*')); im=imresize(im,[200 200]); im=mat2cell(im,[50 50 50 50],[25 25 25 25 25 25 25 2...

meer dan 6 jaar ago | 1 answer | 0

1

answer

Question


HOW TO PERFORM ENCRYPTION AND DECRYPTION ON R,G,B COMPONENTS OF COLOUR IMAGE
a=uigetfile('*.*'); im=imread(a); r=im(:,:,1); g=im(:,:,2); b=im(:,:,3); now the carrier image which is generated...

meer dan 6 jaar ago | 0 answers | 0

0

answers

Question


how to preallocate a variable
a1=('a':'z').'; b1=('A':'Z').'; for i=1:52 if(i<=26) a(i)=a1(i); i=i+1; end; if(i>26) ...

meer dan 6 jaar ago | 1 answer | 0

1

answer

Question


HOW TO READ SPECIAL CHARACTERS IN A SINGLE ARRAY
a1=('a':'z'); b1=('A':'Z'); c1=('0':'9') *IN the above commands a1 contains a to z, and b1 contains A to Z, *c1 contain...

meer dan 6 jaar ago | 2 answers | 0

2

answers

Question


how to interchange the blocks randomly
clear all; im=imread(uigetfile('*.*')); im=imresize(im,[200 200]); [x y z]=size(im); im=mat2cell(im,[50 50 50 50...

meer dan 6 jaar ago | 1 answer | 0

1

answer

Question


how to interchange the blocks randomly
clear all; im=imread(uigetfile('*.*')); im=imresize(im,[200 200]); [x y z]=size(im); im=mat2cell(im,[50 50 50 50],[5...

meer dan 6 jaar ago | 0 answers | 0

0

answers

Question


HOW TO GENERATE PSEUDO RANDOM BINARY SEQUENCE
sir,how to generate pseudo random binary sequence in matlab. the pseudo random sequence generator is implemented using linear...

bijna 7 jaar ago | 0 answers | 0

0

answers

Question


how to transfer image pixel values into array
transfer image pixel values into array for complete image * array(,1)=R value * array(,2)=G value * array(,3)=B value * ar...

bijna 7 jaar ago | 2 answers | 0

2

answers

Question


code for pseudo random index generator
in our project we have *pseudo random index generator* for generating set of keys with which we select some of the keys and encr...

bijna 7 jaar ago | 1 answer | 0

1

answer

Question


explaination of the code
pattern=['00110011'; '00110101'; '00110110'; '00111001'; '00111010'; '01010011'; '01...

bijna 7 jaar ago | 1 answer | 0

1

answer

Question


how to scan the image and convert it from binary to decimal using matlab
for(i=1:length(pv)) a=pv(i); a=find(chars==a); a=pattern(0,1); num(8)=bin2dec(a); end

bijna 7 jaar ago | 1 answer | 0

1

answer

Question


assigning value to character and that value is assigned in the pattern
sir,i have defined a pattern['00100101';'10100100'] and an character array chars{'a','b'}; if i give the input character as 'a'...

bijna 7 jaar ago | 1 answer | 0

1

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