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Mohan


Anna University

2012년부터 활동

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Professional Interests: Image Processing, Signal Processing, Communication Systems

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Does the following image classification problem be termed as image retrieval ?
%------------ taken from matlab help ---------- % %-----------------------------------------------% %-------------- svmcla...

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SOM -How do I use SOM in matlab for images
Use the learnsom function in Neural Networks Toolbox

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How to export data (simulation result) from MATLAB to excel?
Try this line after the end. xlswrite('D:\data.xlsx',Jfn,'Sheet1','A1'); Create the file data.xlsx in the D drive and clos...

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About Neural Network..... How to train Neural Network?
Use the train function after declaring your net as follows : net=newff(minmax(in'),[20,1],{'tansig','purelin'},'train'); [...

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First Neural Network Using XOR
The implementation of the XOR with neural networks is clearly explained with Matlab code in "Introduction to Neural Networks Usi...

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neural network test with a new data set
The testing is usually done as follows : a = sim(net,testInput'); where net is the narx net in your program, testI...

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How the support vectors in the svmtrain function, converge the input data into a small subset ?
The input to the svmtrain function is a matrix with the dimension 151x22. While applying the svmtrain function with the above...

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How to put strings inside the cell of an array continously ?
is it possible to have a single line inside a for loop for generating the following code ? %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% ...

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Why the mean square error value is changing for different training functions ?
I have used the training function "traingdm" in training my neural network. _ %%%%%%%%%%%%%%%%%%%%% net=newff(minmax(i...

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Why is the mean square value changing to an another value for a different training function ?
clc; clear all;close all; seed = 2; rand('seed',0); co=1; % Testing takes pleace for co number of runs and average is...

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Why the code is giving different results, every time I run it ???
clc;clear all;close all; net = newff([-10 10],[4 1],{'tansig','purelin'}); p = [-10 -5 0 5 10]; t = [0 0 1 1 1]; y...

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Problem in finding the skewness for the blocks of an image
clc; clear all; close all; b = imread('D:\PT\gund\image0006.png'); b1 = rgb2gray(b); c = imresize(b1, [64...

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How to use learning functions of neural network toolbox ?
Is it possible to find the weight matrix dW with limited input parameters ? for example, in using learnh ( hebb learning f...

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How to learn neural networks ?
Could you please suggest some ways or some books on learning neural networks ... :(

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How to set targets in neural networks ?
For example, in using nftool ( fitting tool ) and in loading the "House Pricing" default example data set. There are two var...

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How to find "number of pixels" for a particular "gray level" in using HIST function ?
Hi, I am working on image processing. In using the hist function, I want to know, how to get the "number of pixels" for a ...

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