Tanya

Attivo dal 2014

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France Master Student

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Domanda

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...

quasi 10 anni fa | 1 risposta | 0

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Domanda

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...

quasi 10 anni fa | 0 risposte | 0

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Domanda

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...

quasi 10 anni fa | 1 risposta | 0

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Domanda

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 ...

circa 10 anni fa | 0 risposte | 0

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Domanda

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...

circa 10 anni fa | 0 risposte | 0

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Domanda

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...

circa 10 anni fa | 0 risposte | 0

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Domanda

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...

circa 10 anni fa | 0 risposte | 0

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Domanda

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...

circa 10 anni fa | 1 risposta | 0

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Domanda

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...

circa 10 anni fa | 0 risposte | 0

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Domanda

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 ...

circa 10 anni fa | 0 risposte | 0

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Domanda

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 ...

circa 10 anni fa | 0 risposte | 0

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Domanda

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

circa 10 anni fa | 1 risposta | 0

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Domanda

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...

circa 10 anni fa | 2 risposte | 0

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Domanda

How to calculate determinant in PCA?
Im going to program PCA, but for that, I have to calculate the Eigen Vector and Eigen Value. My question is in calculate the ...

circa 10 anni fa | 1 risposta | 0

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