Question

iid
I want to form an matrix,please help how to process 1)Set each entry of the matrix to an i.i.d. N(0; 1) value. 2)Orthogona...

14 years ago | 1 answer | 0

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Question

knn classifier
I havea segmented image of a brain,i have extracted the features for that image and have stored it in stats,now i want to classi...

14 years ago | 3 answers | 0

3

answers

Question

error using subsindex
I have a code for rbf neural network but i get error when processing xdata=[12 25 1 5 ;8 9 21 03 ] ydata-[2 6 9 8 ;...

14 years ago | 1 answer | 0

1

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Question

neural network
I have a dataset please tell how to find the accuracy using rbf neural network

14 years ago | 0 answers | 0

0

answers

Question

Send request packet
I have created a node and have found its neighbours for ex lets us assume the source node is 6 ,the neighbours are 4, 8 ,12 ...

14 years ago | 1 answer | 0

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error using msg box
NN=[21 25;20 26] msgbox(['the value is ',num2str(NN)]) i get error as Error using horzcat CAT arguments dimensions ar...

14 years ago | 1 answer | 0

1

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Question

finding nearest vlaue
I have an matrix A=[1 2 8 7 9 6 10 14 89] now i want to find the nearest...

14 years ago | 2 answers | 0

2

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displaying image
i have a code for j1 = 1:size(A1_20,3) for j = 1:J % loop thru subbands for s1 = 1:2 ...

14 years ago | 2 answers | 0

2

answers

Question

error using svmtrain (not enough inputs)
i am using a code clc C=[1 2 3 ;4 5 6] TrainLabel=C;TrainVec=[0;1]; bestcv = 0; for log2c = -6:...

14 years ago | 3 answers | 0

3

answers

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svm classification
I have extracted features of an segmented image(mamogram image),using GLCM I = imread('IMAGE1.jpg'); GLCM = graycoma...

14 years ago | 1 answer | 0

1

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Question

feature extraction
I am working on feature extraction of images,i have to do SGLDM,can anyone tell how to process,is codes available for it

14 years ago | 0 answers | 0

0

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Question

counting number of onesin a matrix
i have a matrix A=[1 2 3;1 1 2;3 3 2] from these i wwant to count number of 1's,2;s,3's please help

14 years ago | 1 answer | 0

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Question

counting the values and variables
I have a dataset 50x62 for example S=['F' 'D' 'C' 'D' 'C';'C' 'C' 'F' 'D' 'F'] these variables are my ou...

14 years ago | 2 answers | 0

2

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Question

sending data
i have taken 10 nodes calculate adjacent matrix and have calculated cost for it now i want to set link status Link stat...

14 years ago | 0 answers | 0

0

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counting the white pixels
I have uploaded twoimages segmented image= http://imgur.com/dNPrc original image= http://imgur.com/i4cYm from ...

14 years ago | 1 answer | 0

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rotating an image
i have two images ,in which they are handwritten characters "A",and the same image is written in other way (slanting) ,now i wan...

14 years ago | 0 answers | 0

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edit-calculating PSNR
As in my previous post MSE = mean2((single(image1) - single(image2)).^2); i get error,matrix dimension must agree,please h...

14 years ago | 2 answers | 0

2

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Question

filtering the image
i have a code below,inwhich K is blurred image A1=dyaddown(K,1); u1=5*rand(3,3)/15; A1=imfilter(A1,u1); now i wantto...

14 years ago | 0 answers | 0

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calculating PSNR
I have two images original image and compressed image,please tell how to calculate mean square error and psnr

14 years ago | 2 answers | 0

2

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merging the matrices
i have two matrices A=[1 5 10 10 20 30 2 5 6] B=[ 25 1 2 2 5 9 ...

14 years ago | 3 answers | 0

3

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Question

replacing the value
I have a dataset gene samples 1 .6 .1 .8 2 .2 .98 .96 10 0.45 .4 .87 ...

14 years ago | 1 answer | 0

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Question

error using squeeze function
i have values as A(:,:,1)= 1 3 4 .2 .3 .9 ; ; ; A(:,:,56)= 10 13 9 1 2 20 ...

14 years ago | 2 answers | 0

2

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displaying image
I have 10 images y1=imread('..') ; ; ; y10=imread('..'), now i have mean for each image and have stored in variab...

14 years ago | 1 answer | 0

1

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Question

calculating error rate
i have a original image and reconstructed image,can anyone tell how to calculate the error rate plz

14 years ago | 0 answers | 0

0

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edit-displaying coefficient
I AM PERFORMING DUALTREE TRANSFORM,in that i get answer matrix as App = w{2}{1} i performed some operation in App and ...

14 years ago | 0 answers | 0

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error in storing variable
I an performing dualtree transform,i have completed dual tree performed some operation and i have 10 matrices in each variable,n...

14 years ago | 1 answer | 0

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Question

performing without randi
I ahave a code below,where A is a matrix,if i run this i get different anwer for eacg time,please tell how to perform without us...

14 years ago | 1 answer | 0

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displaying co-efficient
i HAVE A CODE x=imread('st.tif'); x=rgb2gray(x); x=double(x); [Faf, Fsf] = FSfarras; [af, sf] = dualfil...

14 years ago | 1 answer | 0

1

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Question

skew angle for an image
I have an image i.e am working o tamil character extraction,in that each letter is represented by an image,in which i want to fi...

14 years ago | 0 answers | 0

0

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Question

calculating the intensity
i have an 2 images,in that i wantto calculate the intensity of those tumour part,please help http://imgur.com/3DY9U http:/...

14 years ago | 1 answer | 0

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