// ~->[DNET-1]->~ // File created by Norsys using Netica 1.06b on Mar 29, 1998 at 05:45:30. bnet Oil_Wildcatter_Extended { comment = "A decision network based on the 'Oil Wildcatter' influence \ diagram of Raiffa68, but this network includes drilling for \ gas, has multiple value nodes, and eliminates some \ no-forgetting links. \n\ This network shows only dependencies, and does not include \ any numerical relationships. \n\ From Zhang94, p. 21."; whenchanged = 789009251; visual V1 { defdispform = LABELBOX; nodelabeling = TITLE; nodefont = font {shape= "Arial"; size= 10;}; linkfont = font {shape= "Arial"; size= 9;}; commentfont = font {shape= "Arial"; size= 10;}; windowposn = (45, 2, 565, 475); resolution = 72; drawingbounds = (1104, 730); showpagebreaks = FALSE; usegrid = TRUE; gridspace = (6, 6); }; node Oil { kind = NATURE; discrete = TRUE; chance = CHANCE; states = (Dry, Wet, Soaking); parents = (); title = "Amount of Oil\nUnderground"; visual V1 { center = (66, 48); height = 1; }; }; node Gas { kind = NATURE; discrete = TRUE; chance = CHANCE; states = (None, Little, Much); parents = (); title = "Amount of Gas\nUnderground"; visual V1 { center = (408, 48); height = 3; }; }; node Structure { kind = NATURE; discrete = TRUE; chance = CHANCE; states = (None, Open, Closed); parents = (Oil, Gas); title = "Seismic\nStructure"; visual V1 { center = (240, 48); height = 2; }; }; node Test { kind = DECISION; discrete = TRUE; chance = DETERMIN; states = (Do_test, No_test); parents = (); title = "Test?"; visual V1 { center = (108, 126); height = 4; }; }; node Result { kind = NATURE; discrete = TRUE; chance = DETERMIN; states = (None, Open, Closed, No_result); parents = (Test, Structure); title = "Test Result"; visual V1 { center = (240, 126); height = 5; }; }; node Drill { kind = DECISION; discrete = TRUE; chance = DETERMIN; states = (Drill, Dont_drill); parents = (Test, Result); title = "Drill?"; visual V1 { center = (240, 192); height = 7; }; }; node OP { kind = NATURE; discrete = TRUE; chance = CHANCE; numstates = 2; parents = (Oil, Drill); title = "Oil Produced"; visual V1 { center = (66, 264); height = 8; }; }; node OM { kind = NATURE; discrete = TRUE; chance = CHANCE; numstates = 2; parents = (); title = "Oil Market"; visual V1 { center = (156, 264); height = 9; }; }; node OSP { kind = DECISION; discrete = TRUE; chance = DETERMIN; numstates = 2; parents = (OM); title = "Oil Sale\nPrice"; visual V1 { center = (156, 330); height = 13; }; }; node OPr { kind = UTILITY; discrete = FALSE; measure = RATIO; chance = DETERMIN; parents = (OP, OM, OSP); title = "Oil Profit"; visual V1 { center = (66, 378); height = 16; }; }; node GP { kind = NATURE; discrete = TRUE; chance = CHANCE; numstates = 2; parents = (Gas, Drill); title = "Gas Produced"; visual V1 { center = (408, 264); height = 12; }; }; node DC { kind = UTILITY; discrete = FALSE; measure = RATIO; chance = DETERMIN; parents = (Drill); title = "Drill\nCost"; visual V1 { center = (240, 252); height = 10; }; }; node GM { kind = NATURE; discrete = TRUE; chance = CHANCE; numstates = 2; parents = (); title = "Gas Market"; visual V1 { center = (318, 264); height = 11; }; }; node GSP { kind = DECISION; discrete = TRUE; chance = DETERMIN; numstates = 2; parents = (GM); title = "Gas Sale\nPrice"; visual V1 { center = (318, 330); height = 14; }; }; node GPr { kind = UTILITY; discrete = FALSE; measure = RATIO; chance = DETERMIN; parents = (GP, GM, GSP); title = "Gas Profit"; visual V1 { center = (408, 378); height = 15; }; }; node TC { kind = UTILITY; discrete = FALSE; measure = RATIO; chance = DETERMIN; parents = (Test); title = "Test\nCost"; visual V1 { center = (108, 186); height = 6; }; }; };