Analysis Techniques For Man-Machine Systems Design

NATO UNCLASSIFIED 7ACP'_43(PaneI-8)TR/'7-44 -.Volum~el1Table 3.1:Links between types of analysis and system performanceTechnique fOutput Link to system Scale ofIperformancemeasurementMission AnalysisN4arrative mission descrnptions events, sequences, derived directly but not nominal, ordinal, interval.times, distances, expressed as measures ratioprobabilitiesof effectiveness (MOE)Graphic mission profiles events, sequences, derived directly but not nominal, ordinal, interval, l,times, distances, expressed as MOE ratiospeeds etc.Functional analysisFunction flow diagrams functions required to indirect: direct link to nominal or ordinalperform mission system goals (functions & resources)Sequence and timing (SAT) diagrams functional sequence indirectudirect link to nominal or ordinaland sub-systems system goals (functions & S!bsystems)Structured analysis & design technique functions, their indirect: direct link to nominal or ordinal(SADI) sequence. controls & system goals (functions. resources.resourcescontrols)Information flow and processing analysis information flow & key indirectly related to nominal or ordinaldecisionsmission description &profileState transition diagrams required systems indirect link to system nominal (states): ordinalstates & state logic goals (sequences)Petri nets logic of system indirect link to system nominal (states) intervalconditions & states goals or ratio (token counts)Behaviour graphs functions, their indirectly related to nominal or ordinalsequence. and times, mission description & (functions, subsystems.sub-systems profile states): ratio (times)Function allocationAd hoc function allocation functions allocated to indirect link via ordinal (betteriworsesub-systems functions criteria)Fitts' list functions allocated to indirect link via ordinal (bcter/worscsub-systems functions Criteria)Review of potential operator functions allocated to indirect link via ordinal (better/worsecapabilities sub-systems functions Criteria), ratio (times)Function allocation evaluation matrix functions allocated to indirect link via ordinal (better/worsesub-systems functions criteria) based on ratioscale ratingsRequirements allocation sheets functions allocated to identifies subsystem nominal, ordinal,sub-systems performance interval, or ratio scalerequirements