Junaid

Asian Institute of Technology

Last seen: environ 2 ans il y a | Actif depuis 2011

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Center-symmetric local binary patterns (CSLBP)
An extension of Local Binary Pattern (LBP), that is quantized in nature. Used as descriptor.

presque 6 ans il y a | 4 téléchargements |

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Euclidian Norm and Brightness between 2 images
You question is not quite clear, if you take the Euclidean norm between two images, then the formula you have written would retu...

presque 6 ans il y a | 3

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How to select only one column from multiple matrices, to create a new matrix of them?
this should work str = 'acc_'; index = 1; final = zeros(2560,797); % declare your new matrix for i=1:797 new_st...

presque 11 ans il y a | 1

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Threshold the matrix with vector
One possible way is .. lets us assume that N is 1 x n vector N = repmat(N,size(M,1),1); M_binary = M > N; or...

plus de 11 ans il y a | 0

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Why Matlab publish code function show only the last figure of every cell?
If there are different plot figures then there should be *subplot* function, or if on one figure you have many curves, then af...

plus de 11 ans il y a | 0

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while using som how to cluster the data into three clusters?
Try using <http://www.vlfeat.org/ VLFEAT> matlab implementation for Clustering, it has many algorithms with tutorial and example...

plus de 11 ans il y a | 0

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Precision and Recall based on Matrix
As I understand, you have 10 copies for your each given searching image. So I try to do it with loops based on some assumptions ...

plus de 11 ans il y a | 0

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How to find minimum or maximum value
min (matrix) return the minimum. If you have more then one matrix with different dimensions then you can do it like this. Let...

plus de 11 ans il y a | 0

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How to get the binary value inside the binary image?
Could you explain the example little more. Let say you have binary image *B*, it is already binary so you can convert into ar...

plus de 11 ans il y a | 2

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Question

reduce the length by summing the bins
dear all, Let say I have matrix of Histograms, where each column is one histogram vector. What I want is to sum two bins each...

presque 12 ans il y a | 2 réponses | 0

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How to these permutations?
Take a look over <http://www.mathworks.com/matlabcentral/fileexchange/20011-nchoose-v2-1-mar-2010 this link>. This might be usef...

presque 12 ans il y a | 1

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Compare two strings based on ASCII dictionary order
Can you give one example. As I understand, you can do it by compare operator. a = 'abd'; b = 'abc'; a <= b out...

presque 12 ans il y a | 0

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matrix
C = A * B; Just make sure that dimensions of A and B are consistent to be multiplied as Suggested by Wayne King above.

presque 12 ans il y a | 1

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image/ imagesc of matrix
could you share your code. For quick answer. You can change the x label by this. xlabel('This is the label caption'); ...

presque 12 ans il y a | 2

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Averaging Matrix and store it in a new matrix
try this if it works for you. x = [1 2 3 4; 5 6 7 8; 9 10 11 12;13 14 15 16]; f = fspecial('average',3,3); % create filter...

presque 12 ans il y a | 1

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distance between two matrices
hamming is not for hamming distance I guess. What is the type of input you want to compute the hamming distance. Hamming dist...

presque 12 ans il y a | 1

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How to count average value from each row of matrix?
mean(A, 2) will you average by row.

presque 12 ans il y a | 0

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error using ==> times
I think whatever vector you are trying to multiplying should have same class (data types). So first you type cast to one class. ...

presque 12 ans il y a | 1

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Generation of a matrix
you can generate matrix by number of ways. For example: m = zeros(m,n); m is the matrix of m rows and n columns. If matrix...

presque 12 ans il y a | 0

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rescale histogram
I guess if you normalize your histogram, you will your desired output .. May be ? As after normalizing your histogram, the su...

presque 12 ans il y a | 0

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how to manipulate new point on graph?
hold your figure by following command. hold on; then add point. plot(x,y);

presque 12 ans il y a | 1

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initial centroid in k-means
Usually initial centroids are Random. You can initialize them with any values you like.

presque 12 ans il y a | 1

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Loading images in a variable..
you share what is your error and also post that in error as new Question. In given code. ([*.jpg']); should be this ...

presque 12 ans il y a | 1

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How to find the Union of two 2D arrays of different size
in your given example, either dimension should be same, A and b should have same number of columns. I think you can make your 2-...

presque 12 ans il y a | 1

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Loading images in a variable..
There are number of methods to compare two images. Most famous are Histogram based comparison, Entropy based comparison-- these ...

presque 12 ans il y a | 2

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Loading images in a variable..
let say your Directory where you image is myDir = 'images/'; and extension of all images are jpg ext_img = '*.jpg'...

presque 12 ans il y a | 3

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Loading images in a variable..
to load image in a variable. a = imread('myimage.jpg'); and you can check ... imshow(a); and you can do any ...

presque 12 ans il y a | 2

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memory allocation problem
one way is to increase the RAM. or try to understand your data. If your data is integer and its class (data type) is double then...

presque 12 ans il y a | 2

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MATLAB slow start
# One possible article may resolve your problem is <http://www.mathworks.in/support/solutions/en/data/1-186EP/index.html?solut...

presque 12 ans il y a | 2

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why float no. become integer?
it might be because of C1, thought in given example it should not do this but if somewhere you have changed c1 to integer then i...

presque 12 ans il y a | 0

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