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Tracking and modeling focus of attention in meetings [online]

Stiefelhagen, Rainer



This thesis addresses the problem of tracking the focus of
attention of people. In particular, a system to track the focus
of attention of participants in meetings is developed. Obtaining
knowledge about a person's focus of attention is an important
step towards a better understanding of what people do, how and
with what or whom they interact or to what they refer. In
meetings, focus of attention can be used to disambiguate the
addressees of speech acts, to analyze interaction and for
indexing of meeting transcripts. Tracking a user's focus of
attention also greatly contributes to the improvement of
human­computer interfaces since it can be used to build interfaces
and environments that become aware of what the user is paying
attention to or with what or whom he is interacting.
The direction in which people look; i.e., their gaze, is closely
related to their focus of attention. In this thesis, we estimate
a subject's focus of attention based on his or her head
orientation. While the direction in which someone looks is
determined by head orientation and eye gaze, relevant literature
suggests that head orientation alone is a su#cient cue for the
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Volltext §
DOI: 10.5445/IR/7232002
Cover der Publikation
Zugehörige Institution(en) am KIT Institut für Logik, Komplexität und Deduktionssysteme (ILKD)
Publikationstyp Hochschulschrift
Publikationsjahr 2002
Sprache Englisch
Identifikator urn:nbn:de:swb:90-AAA72320020
KITopen-ID: 7232002
Verlag Universität Karlsruhe (TH)
Erscheinungsvermerk Fak. f. Informatik, Diss. v. 5.7.2002.
Art der Arbeit Dissertation
Fakultät Fakultät für Informatik (INFORMATIK)
Institut Institut für Logik, Komplexität und Deduktionssysteme (ILKD)
Prüfungsdaten Diss. v. 5.7.2002
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