[Depmix-commits] r369 - trunk/man

[noreply at r-forge.r-project.org]

Author: ingmarvisser
Date: 2010-02-24 17:10:41 +0100 (Wed, 24 Feb 2010)
New Revision: 369

Modified:
   trunk/man/depmix.fit.Rd
Log:
Added note on the need to respect fixed constraint in using equal and conrows arguments.

Modified: trunk/man/depmix.fit.Rd
===================================================================
--- trunk/man/depmix.fit.Rd	2010-02-24 16:09:50 UTC (rev 368)
+++ trunk/man/depmix.fit.Rd	2010-02-24 16:10:41 UTC (rev 369)
@@ -100,9 +100,14 @@
 	the conrows.lower and conrows.upper arguments to specify the bounds on
 	the constraints.  \code{conrows} is a matrix of npar(object) columns
 	and one row for each constraint (a vector in the case of a single
-	constraint). Examples of these three ways of constraining parameters
-	are provided below. 
+	constraint).  Examples of these three ways of constraining parameters
+	are provided below.
 	
+	Note that when specifying constraints that these should respect the
+	fixed constraints inherent in e.g. the multinomial logit models for the
+	initial and transition probabilities.  For example, the baseline
+	category coefficient in a multinomial logit model is fixed on zero.
+	
 	\code{\link{llratio}} performs a log-likelihood ratio test on two
 	\code{fit}'ted models; the first object should have the largest degrees
 	of freedom (find out by using \code{\link{freepars}}).