Community Profile # Tanya

Active since 2014

France Master Student

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URGENT... Matlab System::FatalException!!!
Hi all,, I have SERIOUS problem with my Matlab. I m going to do classification by using SIFT featrues (vl_sift function from VLF...

8 years ago | 1 answer | 0

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Eigen vector in SVD??
Im going to compute the eigen value and eigen vector from my Matrix data fro the classification. The rows represent the diff...

8 years ago | 0 answers | 0

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PCA calculation for classification?
To do PCA, we have to compute the covariance matrix from our input data and then eigen decomposition is performed in that covari...

8 years ago | 1 answer | 0

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How to perform labelling in the 3D extracted features in classification?
I extracted the features from many images in 3D. So the form of the extracted features (for example): Image 1 --> 10 x ...

8 years ago | 0 answers | 0

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Calculation of Principal Component Analysis
I am strugling with PCA stuff. So for example I have : Data=100*3 substractdata=data-mean (the size will be s...

8 years ago | 0 answers | 0

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Proof that the computed Eigen Vectors is righ?t
Hii all.. I am working in PCA to do Dimensionally Reduction. I already extract the eigen values and eigen vectors from the r...

8 years ago | 0 answers | 0

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Suggestion about method for recognition based on machine learning?
I am going to develop a traffic sign recognition based on machine learning (SVM). I just have to work at the recognition part (N...

8 years ago | 0 answers | 0

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Plot eigen Vector e1 & e2 in matlab?
How to be able plot eigen vector in Matlab an make it sure have the exact position as a new axes of our data?? here is my cod...

8 years ago | 1 answer | 0

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PCA generated initial matrix in gaussian and ellipse?
I have to do PCA in Matlab for object recognition. For the input matrix / data, it should be fulfill the condition (to be dis...

8 years ago | 0 answers | 0

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How to be able to plot all the data in Matrix and the the mean of matrix in Matlab?
I want to plot my data for PCA. For ex/ I have *100*50* matrix. Im now sure, but may be we can consider the column as the ...

8 years ago | 0 answers | 0

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How to get the number of significant Eigen Value?
Im working in Matlab to compute the PCA. I already compute the Eigen Value and the Eigen Vector. I used this matlab function ...

8 years ago | 0 answers | 0

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URGENT!!! Matlab Symbolic Variable Error???
Im tring to substract the diagonal values with *eigval* and store the new value in the matrix *Diagonal* : CovarianceMatrix...

8 years ago | 1 answer | 0

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Matrix Calculation in MATLAB
Could someone help me solve this problem in Matlab.. Suppose I have this Matriks A=[2-x 5 2 3-x ] So, it...

8 years ago | 2 answers | 0