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

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Text this: CayleyNets : graph convolutional neural networks with complex rational spectral filters