Christopher Schmandt

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An interactive stereoscopic computer graphic workspace is described. A conventional frame store is used for three-dimensional display, with left/right eye views interlaced in video and viewed through PLZT shutter glasses. The video monitor is seen reflected from a half silvered mirror which projects the graphics into a workspace, into which one can reach(More)
This dissertation addresses the problem that a listener experiences when attempting to capture information presented during a lecture, meeting, interview, or conversation. Listeners must divide their attention between the talker and their notetaking activity. A tape recording can capture exactly what and how things are said, but it is time consuming and(More)
The emergence of digital music on the Internet requires new information retrieval methods adapted to specific characteristics and needs. While music retrieval based on the text information, such as title, composers, or subject classification, has been implemented in many existing systems, retrieval of a piece of music based on musical content, especially an(More)
In recent decades, families in the Western world have become more geographically distributed, making it more difficult for family members to achieve and maintain a feeling of connectedness. Different time zones and contexts and a limited awareness of the other family members' availability and mood are some of many factors that make "being together" more(More)
Nomadic Radio provides an audio-only wearable interface to unify remote information services such as email, voice mail, hourly news broadcasts, and personal calendar events. These messages are automatically downloaded to a wearable device throughout the day and users can browse them using speech recognition and tactile input. To provide an unobtrusive(More)
In this thesis we propose the architecture of a modular system that allows closely related people, such as relatives and friends, to maintain awareness of a distant site, such as home, through auditory cues and eavesdropping. While people are at work or traveling, they often want to have some degree of awarereness about activities related to family members'(More)