berkaoui sara

Attivo dal 2013

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Domanda

Dimentionality reduction with LDA
Hi, I am applying LDA for my two class problem. I have 2112 features and after LDA only 1 feature for each instance. Then, in my...

oltre 9 anni fa | 0 risposte | 0

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Domanda

Convert bitdepth of png image
How to convert the image with the following information: ColorType: truecolor Format: png bitDepth: 24 to a png grayscale ima...

oltre 9 anni fa | 1 risposta | 0

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Domanda

hierarchical classification with SVM
hello, I am trying to deal with a problem of classification with SVM, at the beginning I managed to solve the problem at the fi...

quasi 10 anni fa | 1 risposta | 1

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Domanda

ROC Curve for SVM
Hi , I want to plot ROC curve for my svm results with perfcurve, and i dont know what to put exactly for labels,scores,poscla...

quasi 10 anni fa | 0 risposte | 0

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Domanda

Matlab: Extracting a ROI with center coordinates
I have a mammographic image of size 1024 x 1024, and I have the center coordinates of the anomaly (338.314) and the radius (56) ...

circa 10 anni fa | 1 risposta | 0

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Domanda

Grey Level Co-occurrence matrix
hi , I have a matrix containing the images that I want to work, and i want to calculat the grey level co-occurrence matrix way...