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

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發送短信 : Indoor fingerprint collection and analysis based on WiFi