Expert System - Sailing Ships by McGoo Software
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List of Attributes - This expert system uses Tested Certainty Factors calculated from user test data. [# Tests = 670] | ||||
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| Node | Text | Values | Notes | Image |
| Masts | The number of masts on the vessel is |
3 or more (Cf=0.77) Tested: 1494 Correct 435 Incorrect 2 only (Cf=0.73) Tested: 1401 Correct 528 Incorrect 1 only (Cf=0.73) Tested: 1416 Correct 513 Incorrect |
The masts are the large upright poles that hold the sails. |
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| Square sails | There are square sails on |
all masts (Cf=0.79) Tested: 523 Correct 139 Incorrect first 2 masts (Cf=0.82) Tested: 540 Correct 122 Incorrect first mast only (Cf=0.84) Tested: 555 Correct 107 Incorrect no masts (Cf=0.80) Tested: 528 Correct 134 Incorrect |
Square sails are fixed to the rigging at 4 points. Triangular sail at only 3 points. |
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| Square sails | There are square sails on |
first 2 masts (Cf=0.85) Tested: 537 Correct 98 Incorrect no masts (Cf=0.83) Tested: 525 Correct 110 Incorrect first mast only (Cf=0.89) Tested: 567 Correct 68 Incorrect |
Square sails are fixed to the rigging at 4 points. Triangular sail at only 3 points. |
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| Foresails | the number of foresails the vessel has is |
1 only (Cf=0.52) Tested: 315 Correct 296 Incorrect 2 or more (Cf=0.52) Tested: 315 Correct 296 Incorrect |
Foresails are rigged in front of the fore mast and attached to the bow. |
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| Taller | The taller of the 2 masts is the |
the aft mast (Cf=0.80) Tested: 295 Correct 75 Incorrect the fore mast (Cf=0.80) Tested: 295 Correct 75 Incorrect |
The fore mast is the one nearer the front. The aft mast is the one nearer the back. |
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| Aft mast | the aft mast is |
fore of the rudder (Cf=0.69) Tested: 162 Correct 73 Incorrect aft of the rudder (Cf=0.69) Tested: 162 Correct 73 Incorrect |
The rudder is at the back of the hull and is used for steering the vessel. |
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