Humanerror humanerror topographicrulesortrules

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ge is stored in a rule­based format. Two kinds of problem­solving rules Symptomatic Topographic Two schematic components A stored pattern of information relating to a given problem situation A set of motor programs appropriate for governing the corrective action(s) Human error Human error Symptom rules or S­rules Rapid & relatively effortless in retrieval & application Require a match between local cues and situational components of the stored rule. Human error Human error Topographic rules or T­rules Do not need any reference to specific system components They demand access to some mental or actual map of the system & a consideration of the structural & functional relationships to its constituent parts. Human error Human error Fuzzy set theory Criteria for rule selection The rule must be recallable (available) The rule must be applicable to the current situation (applicable) The rule must have some expected utility (useful) The rule must be simple (easy) Human error Human error Fuzzy set theory 1. Criteria are not always distinguishable from a human problem­solving perspective 2. Each rule must be evaluated according to the possibility of its membership in the fuzzy sets of available, applicable, useful, and simple rules. 3. Rule selection is heav...
View Full Document

Ask a homework question - tutors are online