Text this: Application of Principle Component Analysis in the Mapping of Hydrothermal Alteration Using Landsat 8 Image in Kokap, Kulon Progo

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