// ~->[DNET-1]->~

// File created by someone at MonashUniv using Netica 2.06 on Apr 16, 2004 at 11:31:29.

bnet es {
autoupdate = TRUE;
whenchanged = 1082079044;

visual V1 {
	defdispform = BELIEFBARS;
	nodelabeling = TITLE;
	NodeMaxNumEntries = 50;
	nodefont = font {shape= "Arial"; size= 10;};
	linkfont = font {shape= "Arial"; size= 9;};
	windowposn = (22, 22, 778, 494);
	resolution = 72;
	drawingbounds = (1046, 769);
	showpagebreaks = FALSE;
	usegrid = TRUE;
	gridspace = (6, 6);
	PrinterSetting A {
		margins = (1270, 1270, 1270, 1270);
		landscape = FALSE;
		magnify = 1;
		};
	};

node Play {
	kind = DECISION;
	discrete = TRUE;
	chance = DETERMIN;
	states = (true);
	parents = ();
	functable = 
		   true;
	title = "Play";
	whenchanged = 1081920143;
	belief = (1);
	visual V1 {
		center = (258, 48);
		height = 2;
		};
	};

node Sampling {
	kind = UTILITY;
	discrete = FALSE;
	measure = RATIO;
	chance = DETERMIN;
	parents = (Play);
	functable = 
		                 // Play 
		  (-9);          // true ;
	title = "Sampling Cost";
	whenchanged = 1082076063;
	visual V1 {
		center = (426, 48);
		height = 4;
		};
	};

node Type {
	kind = NATURE;
	discrete = TRUE;
	states = (Type1, Type2);
	parents = (Play);
	probs = 
		// Type1        Type2          // Play 
		 ((0.8,         0.2));         // true ;
	title = "Urn Type";
	whenchanged = 1082079038;
	belief = (0.8, 0.2);
	visual V1 {
		center = (126, 156);
		height = 5;
		};
	};

node Draw1 {
	kind = NATURE;
	discrete = TRUE;
	states = (Red, Black);
	parents = (Type, Play);
	probs = 
		// Red          Black           // Type  Play 
		(((0.4,         0.6)),          // Type1 true 
		 ((0.9,         0.1)));         // Type2 true ;
	title = "Draw 1 Ball";
	whenchanged = 1082079038;
	belief = (0.5, 0.5);
	visual V1 {
		center = (384, 156);
		height = 6;
		};
	};

node Continue {
	kind = DECISION;
	discrete = TRUE;
	states = (true, false);
	parents = (Play, Draw1);
	functable = 
		                     // Play Draw1 
		 ((true,             // true Red   
		   false));          // true Black ;
	title = "Continue";
	whenchanged = 1082079044;
	belief = (1, 0);
	visual V1 {
		center = (606, 156);
		height = 7;
		};
	};

node Replacement {
	kind = DECISION;
	discrete = TRUE;
	chance = DETERMIN;
	states = (true, false);
	parents = (Play, Draw1, Continue);
	functable = 
		                      // Play Draw1 Continue 
		(((false,             // true Red   true     
		   true),             // true Red   false    
		  (true,              // true Black true     
		   true)));           // true Black false    ;
	whenchanged = 1082079044;
	belief = (0, 1);
	visual V1 {
		center = (606, 276);
		height = 8;
		link 2 {
			path = ((433, 184), (556, 249));
			};
		};
	};

node Draw2 {
	kind = NATURE;
	discrete = TRUE;
	states = (Red, Black, None);
	parents = (Type, Continue, Replacement, Draw1, Play);
	probs = 
		//    Red          Black        None               // Type  Continue Replacement Draw1 Play 
		((((((0.4,         0.6,         0)),               // Type1 true     true        Red   true 
		    ((0.4,         0.6,         0))),              // Type1 true     true        Black true 
		   (((0.3333333,   0.6666667,   0)),               // Type1 true     false       Red   true 
		    ((0.4444447,   0.5555553,   0)))),             // Type1 true     false       Black true 
		  ((((0,           0,           1)),               // Type1 false    true        Red   true 
		    ((0,           0,           1))),              // Type1 false    true        Black true 
		   (((0,           0,           1)),               // Type1 false    false       Red   true 
		    ((0,           0,           1))))),            // Type1 false    false       Black true 
		 (((((0.9,         0.1,         0)),               // Type2 true     true        Red   true 
		    ((0.9,         0.1,         0))),              // Type2 true     true        Black true 
		   (((0.8888888,   0.1111112,   0)),               // Type2 true     false       Red   true 
		    ((1,           0,           0)))),             // Type2 true     false       Black true 
		  ((((0,           0,           1)),               // Type2 false    true        Red   true 
		    ((0,           0,           1))),              // Type2 false    true        Black true 
		   (((0,           0,           1)),               // Type2 false    false       Red   true 
		    ((0,           0,           1))))));           // Type2 false    false       Black true ;
	title = "Draw Another Ball";
	whenchanged = 1082079038;
	belief = (0.25, 0.25, 0.5);
	visual V1 {
		center = (444, 390);
		height = 10;
		};
	};

node Guess {
	kind = DECISION;
	discrete = TRUE;
	chance = DETERMIN;
	states = (Type1, Type2);
	parents = (Play, Draw1, Continue, Replacement, Draw2);
	functable = 
		                        // Play Draw1 Continue Replacement Draw2 
		(((((Type2,               // true Red   true     true        Red   
		     Type1,               // true Red   true     true        Black 
		     Type1),              // true Red   true     true        None  
		    (Type2,               // true Red   true     false       Red   
		     Type1,               // true Red   true     false       Black 
		     Type1)),             // true Red   true     false       None  
		   ((Type1,               // true Red   false    true        Red   
		     Type1,               // true Red   false    true        Black 
		     Type2),              // true Red   false    true        None  
		    (Type1,               // true Red   false    false       Red   
		     Type1,               // true Red   false    false       Black 
		     Type2))),            // true Red   false    false       None  
		  (((Type1,               // true Black true     true        Red   
		     Type1,               // true Black true     true        Black 
		     Type1),              // true Black true     true        None  
		    (Type1,               // true Black true     false       Red   
		     Type1,               // true Black true     false       Black 
		     Type1)),             // true Black true     false       None  
		   ((Type1,               // true Black false    true        Red   
		     Type1,               // true Black false    true        Black 
		     Type1),              // true Black false    true        None  
		    (Type1,               // true Black false    false       Red   
		     Type1,               // true Black false    false       Black 
		     Type1)))));          // true Black false    false       None  ;
	title = "Guess Urn";
	whenchanged = 1082079044;
	visual V1 {
		center = (126, 390);
		height = 9;
		};
	};

node U {
	kind = UTILITY;
	discrete = FALSE;
	measure = RATIO;
	chance = DETERMIN;
	parents = (Type, Guess);
	functable = 
		                  // Type  Guess 
		 ((40,            // Type1 Type1 
		   -5),           // Type1 Type2 
		  (-20,           // Type2 Type1 
		   100));         // Type2 Type2 ;
	title = "Utility";
	whenchanged = 1082078634;
	visual V1 {
		center = (126, 264);
		height = 1;
		};
	};

node ExtraSampling {
	kind = UTILITY;
	discrete = FALSE;
	measure = RATIO;
	chance = DETERMIN;
	parents = (Continue);
	functable = 
		                 // Continue 
		  (-4.5,         // true     
		   0);           // false    ;
	title = "Extra Sampling Cost";
	whenchanged = 1082076000;
	visual V1 {
		center = (828, 144);
		height = 3;
		};
	};
ElimOrder = (Type, Guess, Draw2, Replacement, Continue, Draw1, Play);
};