Analysis Techniques For Man-Machine Systems Design

NATO UNCLASSIFIEDAC/243(Panel-8)TR/7- 30 -Volume 1Table 2.3:Applicability of available human engineeringSYSTEM COMPLEXITYHUMAN ENGINEERINGANALYSIS TECHNIQUESIMPLESYSTEMSystemdevelopment phase A P C D UMIssion analysisNarrative mission descriptions H H H M IGraphic mission profiles N N N N NFunctional analysisFunction flow diagrams L I I I NSequence And Timing (SAT) diagrams N N N N NStructured Analysis and Design Technique (SADT) N N N N NInformation flow and processing analysis N N N N NState transition diagrams N N N N NPetri nets N N N N-- NBehaviour graphs N N L N NFunction allocationAd hoc function allocation N N L N NFitts list N N N N NReview of potential operator capabilities N N L N NFunction allocation evaluation matrix N N N N NRequirements allocation sheets N N N N NTask analysisTime lines L N L L NFlow process charts L L L N NOperational Sequence Diagrams (OSDs) H L H H HInformationtaction or Action/information tabulations H H H H LCritical task analysis L N L L NDecision tables N N N N NPerformance predictionTime line analysis of workload L N L L NSystems Analysis by Integrated Networks of Tasks (SAINT) N N N N NSIMWAMN N N N NSubjective workload prediction N N N L NSubjective Workload Assessment Technique (SWAT) L N L L LNASA Task Load indeX (TLX) L N N L LError analysis L N L L LAnalvsis of human errors as causal factors in accidents L N L L LInterface and workspace designDesign option decision trees L L L N NCritical design requirements M L M M LLink analysisN N N L LA = averaged over all project phasesP = preliminary system studies phaseC = concept formulation and validation phaseD = design and development phaseU = useH =high recommendationM = medium recommendationL = low recommcndationN = not recommendedNATO UNCLASSIFIED- 30 -