Hyeong-Geon Kim, Jinmyeong Shin, Yoon-Ho Choi
Human-Unrecognizable Differential Private Noised Image Generation Method
Sensors (Basel, Switzerland)
brief research report presents experiment investigating people interpret quantities displayed pictorial charts pictorial charts popular form data visualization media represent different quantities differently scaled pictures present study 63 university students answered 12item questionnaire containing three different pictorial charts study aimed evaluate individuals perceive quantities pictorial charts intuitively therefore students answers rated correct incorrect instead analyzed functional relationship scale factor estimated quantity best described peoples interpretation pictorial charts experiment showed average model assuming quadratic relationship fitted best result deviates research found overgeneralization linearity students compare areas two mathematically similar shapes may routines interpretation pictures differ considerably depending whether person must calculate quantity arithmetically prompted estimate quantity based visual perception