Search found 1 match
- Thu Nov 07, 2013 10:02 am
- Forum: Estimation
- Topic: Putting limits on estimated coefficient values
- Replies: 41
- Views: 84000
Re: Putting limits on estimated coefficient values
Hallo, I have tried to use the logistic transformation, i.e. (H-L)*@logit(c(1)) + L, to estimate a two-sided restricted parameter within a State Space framework, but I always get the same error message " WARNING: Singular covariance - coefficients are not unique" . More specifically {%mode...