Changeset 948 for library/bdm/stat/exp_family.h

Timestamp:

05/18/10 16:54:25 (14 years ago)

Author:

smidl

Message:

doc

Files:

• library/bdm/stat/exp_family.h (modified) (5 diffs)

library/bdm/stat/exp_family.h

@@ -262 +262 @@
 SHAREDPTR2 ( enorm, fsqmat );
 
+//! \class bdm::egauss 
+//!\brief Gaussian (Normal) distribution. Same as enorm<fsqmat>.
 typedef enorm<ldmat> egauss;
 UIREGISTER(egauss);
@@ -991 +993 @@
         class = 'mlnorm<ldmat>', (OR) 'mlnorm<chmat>', (OR) 'mlnorm<fsqmat>';
         A     = [];                  // matrix or vector of appropriate dimension
-        const = [];                  // vector of constant term
         R     = [];                  // square matrix of appropriate dimension
+        --- optional ---
+        const = zeros(A.rows);       // vector of constant term
         \endcode
         */
@@ -999 +1002 @@
 
                 UI::get ( A, set, "A", UI::compulsory );
-                UI::get ( mu_const, set, "const", UI::compulsory );
+                UI::get ( mu_const, set, "const", UI::optional);
                 mat R0;
                 UI::get ( R0, set, "R", UI::compulsory );
@@ -1013 +1016 @@
         void validate() {
                 pdf_internal<TEpdf<sq_T> >::validate();
+                if (mu_const.length()==0) { // default in from_setting
+                        mu_const=zeros(A.rows());
+                }
                 bdm_assert ( A.rows() == mu_const.length(), "mlnorm: A vs. mu mismatch" );
                 bdm_assert ( A.rows() == _R().rows(), "mlnorm: A vs. R mismatch" );
@@ -1025 +1031 @@
 UIREGISTER2 ( mlnorm, chmat );
 SHAREDPTR2 ( mlnorm, chmat );
+
+//! \class mlgauss 
+//!\brief Normal distribution with linear function of mean value. Same as mlnorm<fsqmat>.
+typedef mlnorm<fsqmat> mlgauss;
+UIREGISTER(mlgauss);
 
 //! pdf with general function for mean value