name: "TestAbs"
layer {
  name: "data"
  type: "Input"
  top: "data"
  input_param { shape: { dim: 64 dim: 1 dim: 28 dim: 28 } }
}

layer {
  name: "abs"
  type: "AbsVal"
  bottom: "data"
  top: "abs_out" 
}