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Pratik Oak


Gharda Institute of Technology, Lavel

Last seen: 11 mois il y a |  Actif depuis 2012

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Assistant Professor Professional Interests: Image Processing (medical imaging) Signal Processing, Machine Learning

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A résolu


Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

plus de 3 ans il y a

A résolu


Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

plus de 3 ans il y a

A résolu


Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

plus de 3 ans il y a

A résolu


MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

plus de 3 ans il y a

A résolu


MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

plus de 3 ans il y a

A résolu


MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

plus de 3 ans il y a

A résolu


MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

plus de 3 ans il y a

A résolu


Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...

plus de 3 ans il y a

A résolu


Given a window, how many subsets of a vector sum positive
Given a vector: [1 0 -1 3 2 -3 1] and a window of 2, A sliding window would find: 1 + 0 = 1 0 - 1 = -1 ...

plus de 3 ans il y a

Question


how to find distance of each pixel of image from center of image
I am interested to find the distance between each pixel of an image with respect to center of image. It is independent of gray l...

environ 6 ans il y a | 1 réponse | 0

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Question


how to save variable with different name inside loop?
I have variable with name x with varying size of some 10000*2. 2 columns are fix, row value changing. I am getting that variable...

plus de 6 ans il y a | 1 réponse | 0

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A répondu
can anyone please give me the code for dualistic sub image and dynamic histogram equalisation for image contrast
you can try code for BBHE written by me there are slight changes between the algo w.r.t. DSIHE Code is attached herewith. ...

plus de 6 ans il y a | 0

A répondu
How can extract feature from image ?
Apply the mathematical formula of the feature you are interested to find. The output value is the feature. e.g.- average of enti...

plus de 8 ans il y a | 0

Question


Can we get the probablity considered in classification using probablistic neural networks?
If I am using PNN for classifying the data into 2 classes let 1 & 2. If I am getting the result as 1, can I find the actual pro...

plus de 8 ans il y a | 1 réponse | 0

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Question


How to apply multisvm? I have used 2 class svm.But having problem in doing multiclass
I am unable to know how to apply multisvm in matlab. Plz tell me any other command than svmtrain & svmclassify. Or give me som...

plus de 9 ans il y a | 1 réponse | 0

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A répondu
How to give Image as Input to SVM
Hi we cant give image as input to svm. U should calculate feature/features of an image. Give that features matrix as input to s...

plus de 9 ans il y a | 0

Question


how to do k fold crossvalidation for svm?
If we use crossvalind('Kfold',N,k) with k=5, then we get op as indices. but how to use it for training? which trained output is...

presque 11 ans il y a | 1 réponse | 0

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A répondu
How to use rbf_kernel parameters with svmtrain() and svmclassify() for svm classification
Use this: svmStruct = svmtrain(data(train,:),groups(train),'RBF_Sigma','1') name of kernel function should be added

environ 11 ans il y a | 0

A répondu
how to Training data in SUPPORT VECTOR MACHINE (SVM)
use svmtrain function in matlab

environ 11 ans il y a | 0

Question


Do you know any technique for background removal of patchy image using IP toolbox?
I am having an image with patches or blocky effect. I want to remove that borders of blocks sothat image will be continuous. Is ...

environ 11 ans il y a | 1 réponse | 0

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Question


how to apply flat zone notion on image for morphological operations?
I am using 1 paper where flat zone notion is used for morphological image processing (like dilation,erosion,opening,closing & to...

environ 11 ans il y a | 1 réponse | 0

1

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Question


how to change matlab settings to display image properly to have clear view?
I am reading image from matlab by imread. But after imshow, it is getting blurred not same as windows image viewer. So i can't w...

plus de 11 ans il y a | 1 réponse | 0

1

réponse

Question


how to add rician noise in image?
I want to add rician noise in image as a signal so how to create signal for same? is there any equation? plz help

plus de 11 ans il y a | 2 réponses | 0

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réponses

Question


how to read image with .mnc extension in matlab?
i want to read .mnc file image in matlab. how to do it? or how to convert it into jpeg? (brain mri)

plus de 11 ans il y a | 2 réponses | 0

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réponses

A résolu


Add two numbers
Given a and b, return the sum a+b in c.

presque 12 ans il y a

A résolu


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

presque 12 ans il y a

Question


Can I get code for contrast limited adaptive histogram equalisation (CLAHE)?
I want matlab code for contrast limited adaptive histogram equalisation.

presque 12 ans il y a | 1 réponse | 0

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réponse