Management and Organizational Studies 3305A/B Lecture Notes - Area Navigation, Depth Perception, Key Size

• School: Western University
• Department: Management and Organizational Studies
• Course: Management and Organizational Studies 3305A/B
• Professor: Suzanne Kearns

Document Summary

Things that make it easier/harder to choose right thing input into system. Decision complexity: expertise in type writer > keyboarder. Expectancy: we perceive info that we expect; if it doesn"t make sense, it"ll take us more type to adapt. Speed-accuracy trade-off: positive correlation between response time + error rate, need balance between speed + accuracy. Feedback (think of the iphone: kinesthetic/tactile (i. e. button, auditory (i. e. hear something, visual (i. e. light up) Size (small buttons are a problem calculator watches) Device characteristics: direct position controls (touchscreen) vibrations, lag time, etc. Not great for every situation: voice control uav voice control. Benefits of voice control: dual task situations. Costs of voice control: compatibility, acoustic quality & noise and stress, confusion and limited vocabulary. Display shows where you are/ want to be. Human exerts a force on control input. Control device to go where you want to be. Control input affects the system: disturbances will also affect (i. e. winds)