Simulate simple orthus dataset and priors (for testing)
Arguments
- D
number of multinomial categories
- P
number of dimensions of second dataset Z
- N
number of samples
- Q
number of covariates (first one is an intercept, must be > 1)
- use_names
should samples, covariates, and categories be named
- true_priors
should Xi and upsilon be chosen to have mean at true simulated value