Model-Based Requirements Engineering with Auto-RAID

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Model-Based Requirements Engineering with
Auto-RAID

• Andreas Fleischmann, Eva Geisberger, Bernhard
  Schätz
• Technische Universität München
• Institut für Informatik
• 22.09.2005 - QUAM - Informatik 2005

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Best Practices

• Best Requirements Practices for System Software
• Formal Requirements
• Requirements Inspection
• Requirements Tracing
• Performance Requirements
• Quality/Reliability Requirements
• Requirements Notations
• Requirements Segmentation
• Function Point Measurement
• Defect tracking

Source Jones, 2000, Software Assessments,
Benchmarks and Best Practices

• Adding Detailed Structure to Requirements

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Modeling Requirements
Weak-Structure Model Built-In Flexibility
Facilitates comprehensability, changeability -
Enables ambiguities, inconsistencies - Restricts
completeness, feasibility
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Modeling Designs
Structured Model Built-In Preciseness
Restricts ambiguities, inconsistencies Supports
completeness, feasibility - Restricts
comprehensability, changeability
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Structured Information
Precision
Flexibility
Flexibility
Precision
Analysis
Design
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Weak Integration Unstructured Requirements
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Weak Integration Homogeneous Links
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Weak Integration Identify Requirements
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Weak Integration Refine Requirements
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Weak Integration Link Models
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Weak Integration Quality Assurance Mechanisms
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Deep Integration Structuring Information
Quelle IEEE Standard 1998-830
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Deep Integration Embedded Requirements
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Deep Integration Classify Constraint
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Deep Integration Motivate Models
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Deep Integration Construct Model Views
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Deep Integration Quality Assurance Mechanisms
Structuring Impact Analysis
Tracing
Impact Analysis
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User-Support

• Deep Integration of Analysis and Design
• Smooth Based on activities as already performed,
  e.g., in a review
• Quality-oriented Focusing on constructive,
  enabling analytic activities
• Efficient Supporting each activity by convenient
  tool-interaction

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AutoRAID Partners and Contact
Contact www4.in.tum.de/autoraid