LOKESH

Kalol Institute Of Technology & Research Centre

Attivo dal 2011

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Domanda

What is meaning of c(:,1) and . in matlab code
I have code .What does it mean? c(:,1)=0.5*ones(10,1); //What is c(:, 1)? for i = 1:s Delta(:,i)=(2*round(rand...

oltre 9 anni fa | 3 risposte | 0

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Domanda

getting cluster points or generate confusion matrix from FCM?
In FCM I am giving cluster=2 and I am able to get the centroids, matrix and object function. But no I want to know which values ...

oltre 9 anni fa | 0 risposte | 0

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Domanda

No change in number of iteration in FCM() method for clustering
i used following code for fcm but even i change number of iteration i get only 23-25 iteration and no change in OF. Further even...

oltre 9 anni fa | 0 risposte | 0

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Domanda

I am trying to implement pso with fcm for clustering
For PSO I used following pseudo code. I print intracluster distance.Further how can I use the FCM function with PSO for clusteri...

oltre 9 anni fa | 0 risposte | 0

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Domanda

??? Attempt to reference field of non-structure array. Error in ==> at 11 x=data.x;
I am using a dataset heart.dat. When I run i get this error..Any suggestion/error? Code: data=load('heart.dat'); x=data.x...

oltre 9 anni fa | 0 risposte | 0

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Domanda

Missing attribute and atrribute reduction for data mining using matlab
can anyone suggest the code or toolbox for missing attributes, discretization and attribute reduction using RST (or any other) u...

quasi 10 anni fa | 0 risposte | 0

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Domanda

GUI TUTORIAL FOR IMAGE MODELS
I need tutorial or help for making a GUI for Image security model in which I choose a image form a GUI, display it and then some...

oltre 13 anni fa | 0 risposte | 1

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Domanda

Plot with dot and different colors
I am using plot function where i need dots.Also I want to change colors?How can I do it. plot(x,y,'.'); Above function p...

oltre 13 anni fa | 3 risposte | 1

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Domanda

Operation on BMP, TIFF images
The Algorithm for Grayscale works for JPEG images by dividing it into 3 components-R,G and B. How can it be applied to a BMP or ...

oltre 13 anni fa | 1 risposta | 0

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Domanda

NPCR Error
For Image Quality Parameters I need to find NPCR for 2 images after encryption whose original image have 1 pixel difference. The...

oltre 13 anni fa | 1 risposta | 0

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Domanda

Change a single pixel value in a Grayscale JPEG image
I have a grayscale jpeg image X. I want to change its pixel value. For example change pixel at (14,20) to 1,How can I do it. I t...

oltre 13 anni fa | 1 risposta | 0

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Domanda

Make values on y-axis in histogram to shrink.
I have a Histogram of Binary Image. On y-axis I have values up to 2000. How can make it small so that the graph appears big. Fo...

oltre 13 anni fa | 2 risposte | 0

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Domanda

Calculating UACI, NPCR for 2 images
Presently I have a problem in implementing the UACI and PSNR code for 2 images which are respectively Original & Cipher Images. ...

oltre 13 anni fa | 2 risposte | 0

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Domanda

DISPLAY RED, GREEN & BLUE COMPONENTS OF RGB IMAGE
Hello, I want to display 3 images of red, blue & green component. I don't want to display the GRAYSCALE images. I tried followi...

oltre 13 anni fa | 5 risposte | 0

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Domanda

VIDEO ENCRYPTION
Presently I need any code for video encryption in matlab.any method!!video format .mpg

oltre 13 anni fa | 2 risposte | 0

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Domanda

Operation on Video Files
Hello I have implemented the security algorithm from Grayscale to RGB Images. Now I want to implement the same for *video* fil...

oltre 13 anni fa | 2 risposte | 0

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Domanda

TAYLOR METHOD OF ORDER 3 ERROR
I want to solve the following equation using taylor's method of order 3. The equation is F=A(y-x). Initially y=-10.058 and x=0...

oltre 13 anni fa | 1 risposta | 0

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Domanda

Find Correraltion coefficient of two adjacent pixels
I have 2 grayscale or color images. I want to find the histogram for the correlation of adjacent pixels of these 2 images(horizo...

oltre 13 anni fa | 3 risposte | 0

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Domanda

Convert the Mathematica expression to matlab
Hello I want to convert the following lines to matlab.But I am unable to do it with matlab to function.Please help.. x[...

oltre 13 anni fa | 1 risposta | 0

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Domanda

Taylor METHOD OF ORDER 3
I want to *implement Taylor's method of order 3* in MALTAB FOR SOLVING 3 EQUATIONS SEPARATELY f(1)=a(y-x) f(2)=(c-a)x- xz+...

oltre 13 anni fa | 0 risposte | 0

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Domanda

CONVERT/RESHAPE TO 2D
I have reshaped my 2d nxn image B1 to 1d[row-wise] using B2 = reshape(B1.',1,[]), then i applied the transformation wit...

oltre 13 anni fa | 1 risposta | 0

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Domanda

convert pixel values to Integer
I want to convert the pixel values to integer for which I use uint8,But does uint8 work for image with 256x256 & above?[Grayscal...

oltre 13 anni fa | 1 risposta | 0

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Domanda

Operation on RGB Images
I have applied the security algo on Grayscale images which were converted to Grayscale from RGB.Now if want to operation directl...

oltre 13 anni fa | 2 risposte | 0

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Domanda

Generate a Sequence in MATLAB
I have a 2d NxN image L. I need to convert it to a sequence of pixels L1={k1,k2,....kNxN} row wise

oltre 13 anni fa | 2 risposte | 0

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Domanda

mathematica to matlab converter
Hello. I need to convert Mathematica program to matlab. I have tried tomatlab function but doesn't know how to use it.I only n...

quasi 14 anni fa | 2 risposte | 0

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Domanda

BITXOR OPERATION
Hello I want to do the "bitxor" operation as shown in below code. But since bitxor takes only 2 arguments the following code giv...

quasi 14 anni fa | 1 risposta | 0

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Domanda

Get Image Pixel Values
Hello I am trying the values on image: x=x+y; y=x+2*y; for all pixel values for an image,i want to get the pixel values do...

quasi 14 anni fa | 1 risposta | 0

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