發送短信

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  ______     ___      _____    __   __   __   _   
 /_____//   / _ \\   |__  //   \ \\/ // | || | || 
 `____ `   | / \ ||    / //     \ ` //  | '--' || 
 /___//    | \_/ ||   / //__     | ||   | .--. || 
 `__ `      \___//   /_____||    |_||   |_|| |_|| 
 /_//       `---`    `-----`     `-`'   `-`  `-`  
 `-`

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發送短信 : Advanced topics in learning to hash for large-scale retrieval