Table 1.
Mechanism | Attention Level | Amount of required context | Perception channels | Intrusiveness Level |
---|---|---|---|---|
| ||||
Digital Portrait | Immediate | Compound: three contextual elements (I, SC, L) | Visual Auditory Clue | Disrupt |
Mobile Device | Immediate | Compound: five contextual elements (I, SC, L, A, T) | Visual Auditory Clue | Disrupt |
Ambient Audio | Immediate | Simple: one contextual element (L) | Auditory | Disrupt |
Wall Clock | Immediate | Compound: two contextual elements(I, L) | Visual Auditory Clue | Disrupt |
Contextual elements: I—Identity, SC—Situation of Care, L—Location, A—Activity, T—Time