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This is a preview. Log in through your library . Abstract We compare three common types of clustering algorithms for use with community data. TWINSPAN is divisive hierarchical, flexible-UPGMA is ...

A research group found that the human sleep patterns could be classified into 16 types by combining ACCEL, their original machine learning algorithm for sleep-wake classification, the dimension ...

A password-cracking expert has unveiled a computer cluster that can cycle through as many as 350 billion guesses per second. It’s an almost unprecedented speed that can try every possible Windows ...