idef3_kbsi_report (1013870), страница 2

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102Prepare for Interviews .................................................................................................................... 103Interview Domain Experts .............................................................................................................. 105Collect and Catalog Source Material ............................................................................................. 107FORMULATE IDEF3 SCHEMATICS ........................................................................................................

111Formulate Process Schematics ....................................................................................................... 112Formulate Object Schematics ......................................................................................................... 122INCREMENTALLY REFINE AND VALIDATE IDEF3 PROCESS DESCRIPTIONS .......................................... 133Motivation....................................................................................................................................... 133Types of Validation .........................................................................................................................

133Build and Distribute Kits ................................................................................................................ 134REVIEW PROGRESS AND MAKE ADJUSTMENTS ..................................................................................... 145USING OTHER IDEF METHODS IN PROCESS DESCRIPTION CAPTURE .................................................... 145Using IDEFØ with IDEF3 .............................................................................................................. 146Using IDEF1 and IDEF1X with IDEF3 ......................................................................................... 146Using IDEF5 with IDEF3 ...............................................................................................................

147IDEF3 DEVELOPMENT: MATERIAL ORDERING PROCESS EXAMPLE........................... 148DEFINE PURPOSE AND CONTEXT .......................................................................................................... 148COLLECT DATA .................................................................................................................................... 148Interview Domain Expert and Acquire Initial Description .............................................................

149Analyze Description for Data Identification ................................................................................... 150FORMULATE PROCESS SCHEMATICS ..................................................................................................... 152Layout Initial Process Schematic....................................................................................................

153Develop Elaborations ..................................................................................................................... 157Review Process Schematic with Domain Experts ........................................................................... 158FORMULATE OBJECT SCHEMATIC ......................................................................................................... 166Select Objects of Interest................................................................................................................. 166Identify Object States ...................................................................................................................... 167Layout Initial Object Schematic...................................................................................................... 168Add Junctions As Required ............................................................................................................. 169Attach Referents ..............................................................................................................................

171Develop Elaborations ..................................................................................................................... 173Review Object Schematic with Domain Experts ............................................................................. 175UNDERSTANDING IDEF3 PROCESS DESCRIPTIONS............................................................

179DESCRIPTION READING STEPS .............................................................................................................. 179QUICK READING OF IDEF3 PROCESS DESCRIPTIONS: AN EXAMPLE.................................................... 181The Big Picture ...............................................................................................................................

181Scan the Schematic ......................................................................................................................... 181Understand the Description ............................................................................................................ 181BIBLIOGRAPHY..............................................................................................................................

187ivAPPENDIX A: IDEF3 ELABORATION LANGUAGE................................................................ 193A.1 DESCRIPTION OF THE ELABORATION LANGUAGE CORE ................................................................. 193A.1.1 Basic Syntactic Types ............................................................................................................

193A.1.2 Operators............................................................................................................................... 194A.1.3 Terms ..................................................................................................................................... 195A.1.4 Sentences ............................................................................................................................... 197A.1.5 Definitions .............................................................................................................................

199A.2 BNF FOR THE ELABORATION LANGUAGE CORE ............................................................................ 195A.2.1 Alphabet ................................................................................................................................ 200A.2.2 Basic Syntactic Types ............................................................................................................ 200A.2.3 Operators...............................................................................................................................

201A.2.4 Terms ..................................................................................................................................... 201A.2.5 Sentences ............................................................................................................................... 201A.2.6 Definitions .............................................................................................................................

202A.3 BASIC DEFINITIONS, AXIOMS, AND AXIOM SCHEMAS .................................................................... 202A.3.1 Basic Semantic Categories .................................................................................................... 203A.4 BASIC SITUATION THEORY ............................................................................................................ 205A.4.1 Situations and Infons .............................................................................................................

206A.4.2 Types, UOBs, and Processes ................................................................................................. 207A.4.3 Basic Situation Theoretic Relations ...................................................................................... 209A.5 A FORMAL LANGUAGE FOR IDEF3 ELABORATIONS ......................................................................

209A.5.1 Extending the Core Elaboration Language........................................................................... 210A.5.2 Basic Situation Theoretic Semantic Categories..................................................................... 210A.5.3 Basic Situation Theoretic Relations ...................................................................................... 212A.5.4 Basic Temporal Relations...................................................................................................... 213A.5.5 The Interval Over Which a Situation Occurs.........................................................................

214A.5.6 Using Sorted Variables.......................................................................................................... 214APPENDIX B: IDEF3 GLOSSARY ............................................................................................... 216LIST OF FIGURESFigure 1-1 Anatomy of a Method.................................................................................................................. xiFigure 1-2 IDEF3 Captures Multiple Viewpoints of a Process IDEF3 Captures Multiple Viewpoints of aProcess...................................................................................................................................................

5Figure 1-3 IDEF3’s Focus on Description Capture Enables Maximized Reuse IDEF 3’s Focus onDescription Capture Enables Maximized Reuse.................................................................................... 7Figure 1-4 IDEF3 Can Facilitate Business Improvement............................................................................... 8Figure 2-1 Example of a Process Schematic ................................................................................................ 15Figure 2-2 Example of a Transition Schematic............................................................................................ 18Figure 2-3 Example of an Enhanced Transition Schematic .........................................................................

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