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We propose an approach to activity recognition based on detecting and analyzing the sequence of objects that are being manipulated by the user. In domains such as cooking, where many activities involve similar actions, object-use information can be a valuable cue. In order for this approach to scale to many activities and objects, however, it is necessary(More)
Peripheral displays are designed to present dynamic information to the user without interrupting the users' primary focus. They convey information to users through the periphery of a users attention. There have been several studies, which focused on the creation and design of peripheral displays but the evaluation of these displays is relatively new. In the(More)
Blood is a scarce resource critical to the management of a variety of life-threatening medical conditions. It can also be a medium for the transmission of infections, including HIV. Monitoring the quality and quantity of available blood, essential to utilizing it as effectively as possible, has been a challenge in many developing countries. This paper(More)
Blood is a vital but often scarce resource in developing countries. It is crucial that safe blood is made available for transfusions in hospitals and clinics to prevent the spread of Transfusion-Transmitted Infections (TTI) such as HIV, Hepatitis and Syphilis. We present a system designed to promote hemovigilance in developing countries by monitoring the(More)
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