Changeset 2d00fbd in tol

Timestamp:

Apr 13, 2009, 7:21:33 AM (18 years ago)

Author:

Víctor de Buen <vdebuen@…>

Branches:

1941-docker-image-to-test, devel, master

Children:

291a836

Parents:

a0bfdeb

Message:

New method get.draw will call specialized draw after doing tasks that are common to all types of blocks

git-svn-id: ​https://www.tol-project.org/svn/tolp/trunk@918 be4846ae-f051-483a-831f-b64e7d08527f

File:

• tol/stdlib/math/stat/models/bayesian/bysMcmc/_blockSampler.tol (modified) (3 diffs)

tol/stdlib/math/stat/models/bayesian/bysMcmc/_blockSampler.tol

@@ -32 +32 @@
   //Flag that enables/disables the block
   Real enabled = True;
+  Real refreshFrequency = 1;
   //Work space stores all data needed to draw samples that are variant for
   //each simulation
@@ -48 +49 @@
   VMatrix draw(Real numSim);
 
+  //Method of sample generation 
+  VMatrix get.draw(Real numSim, Real force)
+  {
+    Real refresh = Case(
+      force, 1,
+      !enabled, 0, 
+      1==1, Rand(0,1)<=refreshFrequency);
+    If(!refresh, Copy(_.store),
+    { 
+      VMatrix b = draw(numSim);
+      Real setStore(VMat2Mat(b));
+      b
+    })
+  };
+
   //This method will be called for MCMC initialzation
   //Default behaviour does nothing
@@ -55 +71 @@
   //Default behaviour does nothing
   VMatrix filter(VMatrix Z) { Z };
-
 
   ////////////////////////////////////////////////////////////////////////////