COSMIC Approximation - Introducing the Guideline for approximate COSMIC FSM
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The document introduces guidelines for approximate cosmic functional size measurement, detailing current practices, strengths, and recommended applications. It discusses methods such as sampling for average functional size, fixed size classification, and equal size bands. The guideline aims to improve processes while recognizing challenges in identifying representative use cases.
COSMIC Approximation - Introducing the Guideline for approximate COSMIC FSM
- 2. The team Frank Vogelezang Charles Symons Arlan Lesterhuis Roberto Meli Maya Daneva Introducing the Guideline for approximate COSMIC Functional Size Measurement
- 3. Purpose of the Guideline Describe the current State of the Art Applicability and reported use Strengths and Weaknesses Recommended area of application Introducing the Guideline for approximate COSMIC Functional Size Measurement
- 4. General principles Introducing the Guideline for approximate COSMIC Functional Size Measurement
- 5. Average functional process Sampling Measure a comparable piece of FUR Determine the average size of an FP Use the sample data on FUR to be measured #FP * Average FP Size Introducing the Guideline for approximate COSMIC Functional Size Measurement
- 6. Fixed size classification Identify typical size classifications Assign a functional size to it Introducing the Guideline for approximate COSMIC Functional Size Measurement
- 7. Equal size bands Sampling Measure a large number of representative FP Divide the total functional size in equal bands Determine the average FP size per band Sample from avionics software Introducing the Guideline for approximate COSMIC Functional Size Measurement
- 8. Average Use Case Sampling Measure a number of representative Use Cases Determine the average number of FP’s per Use Case Determine the average size per Functional Process There are numbers of reports that there is no such thing as a representative set of Use Cases Introducing the Guideline for approximate COSMIC Functional Size Measurement
- 9. Early and Quick ® Classification by analogy Structured aggregation Multilevel approach Layer “X” Macro-P GP FP fP GP FP fP Macro-P GP FP fP GP FP fP GP FP fP FP fP ® The Early & Quick approach is a registered trademark of DPO Introducing the Guideline for approximate COSMIC Functional Size Measurement
- 10. Let’s make progress together Join the review frankvogelezang@cosmicon.com Space images courtesy of Maria Del Carmen Gutiérrez Herrero