flex Expert System Toolkit - LPIS

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Index 242 create, 128 disabling of, 107 enabling of, 108 existence, 120 explanation of, 23, 108 firing of, 109 formal grammar of, 169 misfire, 75, 110, 123 representation, 98 selection, 27, 72, 110 triggering of, 141 weighting of, 22 Rule transition network, 74, 161 rule/5, 98 Ruleset, 26, 46, 70, 88, 145 formal grammar of, 169 Running rules, 70 Run-time interpretation, 92 run_data/0, 137 run_data/1, 137 —S— score, 69 Scoring of rules, 22, 28, 128, 160 Search, 114 breadth first, 14, 114 depth first, 14, 114 effort, 15 frame hierarchy, 14 select, 72 selected, 74 Selecting a rule, 27, 72, 109, 110 conflict resolution, 28 first come first served, 27 threshold values, 29 Self reference, 54 served, 72 Sentences, 44, 66 formal grammar of, 164 Set, 52, 55, 59, 86 formal grammar of, 181 inclusion, 59, 61, 113 Single inheritance, 8 Single selection menu, 84, 127 Slot, 4, 13, 51 access, 36, 82, 120, 121, 122 assignment, 60 create, 6, 129 existence, 120 representation, 92 update, 6, 33, 35, 80, 81, 123, 124 some, 52, 54 somebody, 51, 55 something, 51, 55 <strong>flex</strong> toolkit
Index 243 some_instance/2, 138 spied_chain/0, 138 spied_fact/1, 138 spied_rule/1, 138 spied_slot/2, 139 Spypoints, 130, 139 spy_chain/0, 139, 162 spy_fact/1, 139 spy_rule/1, 139 spy_slot/2, 140 Start Forward Chaining, 46 step, 65 Strings, 50 Structure representation, 92 subtract, 60 sub_value/2, 140 such that, 40, 87 Suppressing inheritance, 10 Synonym, 89, 129 formal grammar of, 173 representation, 101 synonym/2, 101 Syntax of KSL, 163 —T— Taxonomy, 151 Template, 90, 129, 150 representation, 102 template/3, 102 terminate, 72 Termination, 72, 111 Terms of KSL, 49, 53 formal grammar of, 182 than, 58 that, 39, 60 the, 51 their, 205 then, 54, 63, 69 threshold, 73 Threshold values, 29 times, 55 to, 57, 58, 65, 80 Tokens of KSL, 49 Tracing, 130, 139 Transition network, 104, 74, 161 trigger_rule/1, 141 true, 75, 111 Typographical ordering, 58 —U— Universal default, 16 unknown, 58 unsatisfied, 74 update, 74 formal grammar of, 174 <strong>flex</strong> toolkit
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flex Reference By Dave Westwood
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The contents of this manual describ
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Contents 4 Contents Contents 4 1. I
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Contents 6 KSL Sentences 81 Frames
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Contents 8 Variant 196 Set 197 Gene
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1. Introduction 10 Forward Chaining
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2. Frames and Inheritance 12 2. Fra
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2. Frames and Inheritance 14 Defaul
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2. Frames and Inheritance 16 flex t
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2. Frames and Inheritance 18 define
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2. Frames and Inheritance 20 employ
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2. Frames and Inheritance 22 Inheri
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2. Frames and Inheritance 24 Depth-
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2. Frames and Inheritance 26 Univer
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2. Frames and Inheritance 28 The fl
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3. Forward Chaining 30 the axioms a
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3. Forward Chaining 32 flex toolkit
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3. Forward Chaining 34 A Simple Mod
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3. Forward Chaining 36 The basic cy
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3. Forward Chaining 38 First Come F
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3. Forward Chaining 40 considered.
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4. Data-Driven Programming 42 data-
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4. Data-Driven Programming 44 Const
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4. Data-Driven Programming 46 • c
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4. Data-Driven Programming 48 conte
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5. Questions And Answers 50 Rather
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5. Questions And Answers 52 Customi
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5. Questions And Answers 54 answer
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6. Anatomy of a flex Program 56 ?-
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6. Anatomy of a flex Program 58 fle
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6. Anatomy of a flex Program 60 and
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7. Knowledge Specification Language
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8. Run-Time Interpretation of KSL 1
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9. Flex Predicates 120 9. flex Tool
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9. Flex Predicates 122 ask( +Name )
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9. Flex Predicates 124 flex toolkit
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9. Flex Predicates 126 every_instan
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9. Flex Predicates 128 forward_chai
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9. Flex Predicates 130 Examples fle
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9. Flex Predicates 132 are : Search
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9. Flex Predicates 134 isa_demon( ?
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9. Flex Predicates 136 Example ?- i
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9. Flex Predicates 142 new_group( +
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9. Flex Predicates 144 one of the f
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9. Flex Predicates 146 new_synonym(
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9. Flex Predicates 148 the agenda.
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9. Flex Predicates 150 Examples rem
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9. Flex Predicates 152 remove_quest
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9. Flex Predicates 154 spied_chain
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9. Flex Predicates 156 If the exist
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11. Example - Robbie Goes Shopping
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Appendix A - Examples 166 Appendix
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tail Appendix A - Examples 168 herb
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Appendix A - Examples 170 Represent
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Appendix A - Examples 172 The Ident
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Appendix A - Examples 174 Example 2
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Appendix A - Examples 176 The Rules
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Appendix A - Examples 178 group sta
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Appendix B - Formal Definition of K
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Page 194 and 195: Appendix B - Formal Definition of K
Page 204 and 205: Appendix C - KSL Keyword Glossary 2
Page 228 and 229: Appendix D - Dealing with Uncertain
Page 234 and 235: Index 232 — GENERAL INDEX — —
Page 236 and 237: Index 234 cycle, 111 cycle/3, 106 c
Page 238 and 239: Index 236 attribute of, 51 child, 7
Page 240 and 241: Index 238 isa_exception/1, 117 isa_
Page 242 and 243: Index 240 Ordering, 58, 59, 88, 105
Page 246 and 247: Index 244 Updating agenda, 29, 74 U
Page 248 and 249: Index 246 false, 180, 193 first, 72
Page 250 and 251: Index 248 —flex PREDICATES INDEX
Page 252 and 253: Index 250 run_data/0, 137 run_data/
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