IMEN 315 15 HumanComputer Interaction IMEN 315 THE

IMEN 315 인간공학 15. Human-Computer Interaction 고려대학교 산업경영공학과

IMEN 315 인간공학 THE TROUBLE WITH COMPUTERS AND SOFTWARE DESIGN 고려대학교 산업경영공학과

IMEN 315 인간공학 SOFTWARE DESIGN CYCLE: UNDERSTAND, DESIGN, AND EVALUATE 고려대학교 산업경영공학과

IMEN 315 인간공학 UNDERSTAND SYSTEM AND USER CHARACTERISTICS 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Functionality -- creeping featurism q. Balance between functionality and ease of use q. Frequency of use q. Mandatory vs. discretionary use qknowledge level of the user 고려대학교 산업경영공학과

IMEN 315 인간공학 DESIGN USING THEORIES AND MODELS 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Foley and van Dam (1990) q. Conceptual level q. Provides a mental model q. Semantic level q. Meaning/desired function q. Syntactic level q. How the semantic command is formed q. Lexical level q. Sequence of actions 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Seven Stages of Action (Norman, 1986) Figure 15. 2 Bridging the gulf of execution and gulf of evaluation 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Models of User Performance for Design: GOMS Card, Moran, & Newell (1983) Model Human Processor 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Keystroke Level Model (KLM) GOMS q. Six execution phase operators - Physical motor: K – keystroking 0. 28 P – pointing 1. 1 H – homing 0. 4 B – press mouse button 0. 1 - Mental M – mental preparation 1. 35 - System R – response q. Times are empirically determined T execute = Tk + Tp + Th + Tb+ Tm+ Tr 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Models of User Performance for Design: GOMS Design A: drag the file into the trash can[29] Design B: use the short cut “control + T”[30] method encoding (operator sequence) [31] method encoding (operator sequence) [32] initiate the deletion (M) find the file icon (M) point to file icon (P) press and hold mouse button (B) drag file icon to trash can icon (P) release mouse button (B) point to original window (P) initiate the deletion (M) find the icon for the to-be-deleted file (M) point to file icon (P) press mouse button (B) release mouse button (B) move hand to keyboard (H) press control key (K) press T key (K) move hand back to mouse (H) Total time 3 P + 2 B + 2 M = 3*1. 1 sec + 2*. 1 sec+ 2*1. 35 sec = 6. 2 sec P + 2 B + 2 H + 2 K + 2 M = 1. 1 sec + 2*. 4 sec + 2*. 2 sec + 2*1. 35 sec = 5. 2 sec 고려대학교 산업경영공학과

IMEN 315 인간공학 DESIGN TO SUPPORT MENTAL MODELS WITH CONCEPTUAL MODELS AND METAPHORS 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Making invisible parts and processes visible to the user q. Providing feedback q. Building in consistency q. Presenting functionality through a familiar metaphor 고려대학교 산업경영공학과

IMEN 315 인간공학 DESIGN USING PRINCIPLES AND GUIDELINES 고려대학교 산업경영공학과

IMEN 315 인간공학 q. General Usability Guidelines 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Basic Screen Design q. Dialog Style q. Menus q. Fill-in forms q. Question-answer q. Command language q. Function keys q. Direct manipulation q. Natural language 고려대학교 산업경영공학과

IMEN 315 인간공학 DESIGN OF USER SUPPORT 고려대학교 산업경영공학과

IMEN 315 인간공학 EVALUATE WITH USABILITY HEURISTICS 고려대학교 산업경영공학과

IMEN 315 인간공학 EVALUATE WITH USABILITY TESTS AND METRICS 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Prototypes q. Usability Metrics 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Number of Users and Data Interpretation 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Pitfalls of Usability Testing 고려대학교 산업경영공학과

IMEN 315 인간공학 INFORMATION TECHNOLOGY 고려대학교 산업경영공학과

IMEN 315 인간공학 q. Hypertext, Hypermedia, and the Internet q. Information Database Access q. Mediated retrieval q. Intelligent agents q. Spatially organized database q. Virtual and Augmented Reality q. Affective Computing 고려대학교 산업경영공학과