How to extract global features from dorsal hand vein using Principal component Analysis PCA

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Balaji M. Sontakke
Balaji M. Sontakke el 13 de Abr. de 2016
Editada: Balaji M. Sontakke el 13 de Abr. de 2016
Hello Sir, am working on the dorsal hand vein, i have preprocessed hand vein images after that I have to extract features from dorsal hand vein using Principal Component Analysis PCA. But i dont understand what is feature? and how to extract it using PCA. here am giving the code of preprocessed dorsal hand vein image.

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