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In this paper, a novel supervised feature extraction method called Sub-pattern based Maximum Margin Criterion (SpMMC) is developed for face Recognition. Unlike Maximum Margin Criterion (MMC) method which directly extracts the global features from the whole face image, the proposed SpMMC method separately extracts the local features from the sub-images partitioned from the original face image. Moreover,...
As information and network security is exposing to increasing evil threats significantly, authentication is now playing a more and more important role in security defense system. In this paper, a model that authenticates and identifies access to computer systems and networks by applying keystroke manner is put forward. In the model, legitimate user's typing manner such as durations of keystrokes and...
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