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| || | ||   / _ \\   /_____//  /_   _// | \  / || 
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| \\_/ ||  | \_/ ||  /___//     _| ||_  | .  . || 
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  `---`     `---`    /_//      `-----`  `-`  `-`  
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發送短信 : Mining raw GPS readings for deep profiling of location contexts - part II