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Hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics

This paper describes the continuation of a research project to identify and develop tools for the identification and management of hazards likely to arise with the quality and reliability of automatic advice - such as in an automated system advisory function, especially where supporting a “Sense &am...

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Main Authors: C.G. Downes, Paul Chung
Format: Default Conference proceeding
Published: 2011
Subjects:
Online Access:https://hdl.handle.net/2134/10116
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author C.G. Downes
Paul Chung
author_facet C.G. Downes
Paul Chung
author_sort C.G. Downes (7122398)
collection Figshare
description This paper describes the continuation of a research project to identify and develop tools for the identification and management of hazards likely to arise with the quality and reliability of automatic advice - such as in an automated system advisory function, especially where supporting a “Sense & Avoid” capability as embodied within an airborne autonomous system. An earlier literature survey has been used to map detail onto a Use Case model representing an outline certifiable system development process; thereby helping to identify an appropriate research direction within the broad range of potential end-user requirements. From this direction, an approach has emerged to evaluate hypothetical deviations from declared intent within a behavioral modeling framework to be styled upon Owen's STAMP-Based Hazard Analysis (STPA). For this approach an outline exemplar describing an air-proximity hazard arising between two air-vehicles has been developed, and the representation of the control structure and system dynamics describing this model are considered. Arising from this model some consideration is then given towards the expression of a more systematic approach in the construction of such models, leading towards new methods to derive safety requirements for implementation within autonomous air systems.
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institution Loughborough University
publishDate 2011
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spelling rr-article-94041892011-01-01T00:00:00Z Hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics C.G. Downes (7122398) Paul Chung (1250973) Other information and computing sciences not elsewhere classified Autonomous systems Behavioural modelling Certification Hazard analysis Requirements analysis Systems engineering Information and Computing Sciences not elsewhere classified This paper describes the continuation of a research project to identify and develop tools for the identification and management of hazards likely to arise with the quality and reliability of automatic advice - such as in an automated system advisory function, especially where supporting a “Sense & Avoid” capability as embodied within an airborne autonomous system. An earlier literature survey has been used to map detail onto a Use Case model representing an outline certifiable system development process; thereby helping to identify an appropriate research direction within the broad range of potential end-user requirements. From this direction, an approach has emerged to evaluate hypothetical deviations from declared intent within a behavioral modeling framework to be styled upon Owen's STAMP-Based Hazard Analysis (STPA). For this approach an outline exemplar describing an air-proximity hazard arising between two air-vehicles has been developed, and the representation of the control structure and system dynamics describing this model are considered. Arising from this model some consideration is then given towards the expression of a more systematic approach in the construction of such models, leading towards new methods to derive safety requirements for implementation within autonomous air systems. 2011-01-01T00:00:00Z Text Conference contribution 2134/10116 https://figshare.com/articles/conference_contribution/Hazards_in_advising_autonomy_developing_requirements_for_a_hazard_modelling_methodology_incorporating_system_dynamics/9404189 CC BY-NC-ND 4.0
spellingShingle Other information and computing sciences not elsewhere classified
Autonomous systems
Behavioural modelling
Certification
Hazard analysis
Requirements analysis
Systems engineering
Information and Computing Sciences not elsewhere classified
C.G. Downes
Paul Chung
Hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics
title Hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics
title_full Hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics
title_fullStr Hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics
title_full_unstemmed Hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics
title_short Hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics
title_sort hazards in advising autonomy: developing requirements for a hazard modelling methodology incorporating system dynamics
topic Other information and computing sciences not elsewhere classified
Autonomous systems
Behavioural modelling
Certification
Hazard analysis
Requirements analysis
Systems engineering
Information and Computing Sciences not elsewhere classified
url https://hdl.handle.net/2134/10116