Tech Report
Multi-Perspective Annotation of Digital Stories for Professional Knowledge Sharing within Health Care: Appendices
This report presents the data appendices analysed in the Doctoral Dissertation "Multi-Perspective Annotation of Digital Stories for Professional Knowledge Sharing within Health Care". Submitted to the Open University Dec. 2007, Revised March 2009.read more
State of the art on Semantic Question Answering
We analyze the contributions, challenges and dimensions of question answering on the Semantic Web by looking at the state of the art on semantic question answering systems, and the implications in traditional methods on ontology selection, mapping and semantic similarity measures to balance the heterogeneity and large scale semantic data with run time performanceread more
ID: kmi-07-03
Date: 2007
Author(s): Vanessa Lopez, Enrico Motta, Victoria Uren, Marta Sabou
Resources:
The Open University at TREC 2006 Enterprise Track Expert Search Task
The Multimedia and Information Systems group at the Knowledge Media Institute of the Open University par-ticipated in the Expert Search task of the Enterprise Track in TREC 2006. We have proposed to address three main innovative points in a two-stage language model, which consists of a document relevance model and a co-occurrence model, in order to improve the performance of expert search. The three innovative points are based on characteristics of documents. First, document authority in terms...read more
ID: kmi-07-02
Date: 2007
Author(s): Jianhan Zhu, Dawei Song, Stefan Rüger, Marc Eisenstadt, Enrico Motta
Resources: Symmetrical support in FlashMeeting: a naturalistic study of live online peer-to-peer learning via software videoconferencing
This paper reports on a naturalistic study of peer-to-peer learning, in a live, online-video meeting context. Over a 6-month period a group of international students of animation attended 99 live, online study group events amounting to around 120 hours of live broadcast meeting time. Some meetings were very large, with up to 34 participants, but the average participation was 10 students. These events were entirely self-organized, policed and managed by the student community. Some students...read more
