Error input & out put onnx model #999

how to uss and edit Input & output model of File .onnx had train from Machine Learning Visual studio 2022
i use netron to read file
it's show
input :
name: input
type: float32[batch,3,600,800]
denotation: Image()

• Output :
  name: boxes
  type: float32[prediction,Concatboxes_dim_1]

name: labels
type: int64[prediction]

name: scores
type: float32[prediction]