Is your feature request related to a problem? What value do you see this adding? Please describe.
When the design model matrix is not full rank, the idep system will shut down automatically, without giving any error message.
Describe the solution you'd like
Is it possible that the system gives an error message to explain the reason why it won't work instead of shutting down.
Describe alternatives you've considered
Better to give an error message and refer a paper or material to read.
Additional context
Model matrix is not full rank:
Suppose the the model matrix should be:
Is your feature request related to a problem? What value do you see this adding? Please describe. When the design model matrix is not full rank, the idep system will shut down automatically, without giving any error message.
Describe the solution you'd like Is it possible that the system gives an error message to explain the reason why it won't work instead of shutting down.
Describe alternatives you've considered Better to give an error message and refer a paper or material to read.
Additional context Model matrix is not full rank:
Suppose the the model matrix should be:
