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Mahua Nandy(Pal)


MCKVIE/WBUT

Active since 2012

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Asst. prof. Professional Interests: neural net,Pattern Classification,GA

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how to evaluate weka model in matlab
My code is javaaddpath('C:\Program Files\Weka-3-7\weka.jar'); import weka.classifiers.*; import weka.classifiers.Classifier....

nästan 10 år ago | 0 answers | 1

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answers

Question


out of memory problem
The input of my program is an image. It gives out of memory error. But the same program runs successfully with less resolution v...

ungefär 10 år ago | 1 answer | 0

1

answer

Question


Conversion to cell from double is not possible
Consider the following code: mean=mean(mean(window)); std_dev=std(std(double(window))); Output(i1,1)=mean_window; O...

nästan 12 år ago | 1 answer | 0

1

answer

Question


finding maximum abs value of four images
I have four 16x16 images.I want to form another image by taking the maximum abs value of all four values of a particular pixel ...

nästan 12 år ago | 2 answers | 0

2

answers

Question


how to get the roi of an image by masking
I have an image of size 584x565x3 and a binary mask of size 584x565. please consider the following piece of code greenimg=...

nästan 12 år ago | 1 answer | 0

1

answer

Question


how to find out maximum modulus image
I have 4 gabor filtered images over 4 orientations. how to find out the maximum modulus image from those?

nästan 12 år ago | 0 answers | 0

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answers

Question


How to find out windowwise mean and standard deviation of some particular pixels.
I have a .txt file with 50 rows and 2 columns indicating 50 pixel positions in an image.I am reading that file with the followin...

ungefär 12 år ago | 2 answers | 0

2

answers

Question


how to call weka classifier(ANN or SVM) from matlab?
how to call weka classifier(ANN or SVM) from matlab? I have Weka 3.6 and matlab 2008 in my machine. I have created a feature ve...

ungefär 12 år ago | 0 answers | 0

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answers

Question


how to plot cluster centers
how can i plot 6 cluster centers?These centers are obtained using [center,U,objFcn] = fcm(norm_input,6);

mer än 12 år ago | 0 answers | 0

0

answers

Question


image registration transformation parameters
how do i get the the value of transformation parameters in image registration?

mer än 12 år ago | 1 answer | 0

1

answer

Question


how to obtain rms error
Please tell me how to calculate the rms error in image registration?

mer än 12 år ago | 2 answers | 0

2

answers

Question


surf plot with underneath image
How data can be shown as a surf plot and underneath, on the ground or x-y plane, the image is shown.

mer än 12 år ago | 1 answer | 0

1

answer

Answered
Create histogram to determine the threshold value to use [image processing]
I = imread('coins.png'); level = graythresh(I); BW = im2bw(I,level); figure, imshow(BW)

mer än 12 år ago | 0

Question


3d plot of an image
size(I) ans = 287 499 3 Please let me know how can I get 3D plot of the image I?

mer än 12 år ago | 1 answer | 0

1

answer

Question


3d plot of an image
how can i get 3d plot of an image

mer än 12 år ago | 4 answers | 0

4

answers

Question


control point matching in image registration
which algorithm is used in matlab to match several selected control points in case of image registration?

mer än 12 år ago | 1 answer | 0

1

answer

Question


How can I cluster three groups of data using fuzzy cmeans clustering?
How can I cluster three groups of data using fuzzy cmeans clustering?

mer än 12 år ago | 0 answers | 0

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answers

Question


how can I cluster into 3 groups using fcm
I have matrix of dimension 120x3. How can I cluster that data into 3 groups using fuzzy c means(fcm) clustering?

mer än 12 år ago | 0 answers | 0

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answers

Question


plotting data with different color
I have a matrix of 120 x 3 dimension.I want to plot column 1 data with green circles, column 2 data with red circles and column ...

mer än 12 år ago | 1 answer | 0

1

answer

Question


sigma value of gabor
what is the range of values that can be taken as sigma value for gabor filter? How that value can be optimized?

mer än 12 år ago | 0 answers | 0

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answers

Question


filtered image
I am getting a bigger size image when I am saving the filtered image(imfilter with 'same' option).After filter when I use 'size'...

nästan 13 år ago | 1 answer | 0

1

answer

Question


sigma of gabor filter
sigma values in x an y direction should be the same or different in filtering with gabor filter, which one is better and why?wha...

nästan 13 år ago | 1 answer | 0

1

answer

Question


gabor on inverted image
Which one is better? to apply gabor filter on inverted(imcomplement) image or to apply it directly on image and why?

nästan 13 år ago | 0 answers | 0

0

answers

Question


8 bit depth RGB image(gif)
is it possible to separate red ,green and blue channel of a 8 bit depth gif image with the following code? redimg=im; ...

nästan 13 år ago | 1 answer | 0

1

answer

Question


masking with a gif image with 8 bit depth
Is it possible to use a gif image with 8 bit depth(0-255) as a mask image? again, is it possible to separate red ,green and bl...

nästan 13 år ago | 1 answer | 0

1

answer

Question


how to set the fitness function
how to set the fitness function of genetic algo in optimtool ('ga')when working with optimization of gabor filter.Please answer....

nästan 13 år ago | 0 answers | 0

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answers

Question


masking some desired portion of an image
How to mask a portion of a rgb(tif) and a gray image by using a gif mask(0/255)? maskedRgbImage = bsxfun(@times, rgbImage, ca...

nästan 13 år ago | 1 answer | 0

1

answer

Question


masking some desired portion of an image
how do i mask a portion of a rgb(tif) and a gray img with an available gif mask(0 and 255)?I am in urgent need, please answer.Th...

nästan 13 år ago | 1 answer | 0

1

answer