PlaceholderLayer
PlaceholderLayer[] represents a net layer whose operation is undefined.
PlaceholderLayer["tag", assoc]indicates a tag and information given by the association assoc.
Examples
PlaceholderLayer[]PlaceholderLayer["conv", <|"Input" -> {3, 28, 28}|>]Something isn't working? Report an issue.
Please visit the official Wolfram Language Reference for more details.