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

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發送短信 : Insights on the Hierarchy of Letters in Scrabble Using Cosine Similarity, Minimum Spanning Tree, and Centrality Analysis