Those Who Wander

Not All Those Who Wander Are Lost: Dynamic Epistemic Reasoning in Navigation

In everyday life, people get lost even when they have the map: they simply may not know where they are in the map. However, when moving forward they may have new observations which can help to locate themselves by reasoning. In this paper, we propose and develop a semantic-driven dynamic epistemic framework to handle epistemic reasoning in such navigation scenarios. Our framework can be viewed ...

"Not all who wander are lost".

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Those Who Discourage Crime

Even by their simple presence, people can discourage crime from happening at specijic times and places. Such direct-contact discouragement can occur when "guardians" keep an eye on potential crime targets (Cohen and Felson, 1979), or when "handlers" do the same for potential offenders (Felson, 1986). Eck (1994) adds a third type of discouragement role: "managers" who monitor places. Eck present...

Decision theoretic, context aware safety assistance for persons who wander

Wandering is one of the behaviors experienced by people with dementia that presents high risks and causes significant concern to caregivers. The frequency and manner in which a person wanders is highly influenced by the person’s background and contextual factors specific to the situation. In this paper, we propose a decision-theoretic context-aware assistant that runs on a mobile (handheld) dev...

Mending the Torn Fabric: For Those Who Grieve and Those Who Want to Help Them