Text this: Sparse representation for computer vision and pattern recognition

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