Mahua Nandy(Pal)

MCKVIE/WBUT

Actif depuis 2012

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

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Question

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....

presque 11 ans il y a | 1 réponse | 1

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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...

environ 11 ans il y a | 1 réponse | 0

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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...

presque 13 ans il y a | 1 réponse | 0

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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 ...

presque 13 ans il y a | 2 réponses | 0

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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=...

presque 13 ans il y a | 1 réponse | 0

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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?

presque 13 ans il y a | 1 réponse | 0

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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...

presque 13 ans il y a | 2 réponses | 0

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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...

presque 13 ans il y a | 1 réponse | 0

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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);

environ 13 ans il y a | 1 réponse | 0

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Question

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

environ 13 ans il y a | 1 réponse | 0

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Question

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

environ 13 ans il y a | 2 réponses | 0

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réponses

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.

environ 13 ans il y a | 1 réponse | 0

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Réponse apportée
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)

plus de 13 ans il y a | 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?

plus de 13 ans il y a | 1 réponse | 0

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Question

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

plus de 13 ans il y a | 4 réponses | 0

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Question

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

plus de 13 ans il y a | 1 réponse | 0

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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?

plus de 13 ans il y a | 1 réponse | 0

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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?

plus de 13 ans il y a | 1 réponse | 0

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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 ...

plus de 13 ans il y a | 1 réponse | 0

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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?

plus de 13 ans il y a | 1 réponse | 0

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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'...