2603 search results - page 194 / 521 » Design, use and experience of e-learning systems |
153
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CHI
2010
ACM
16 years 1 months ago
2010
ACM
People strive to obtain self-knowledge. A class of systems called personal informatics is appearing that help people collect and reflect on personal information. However, there is...
188
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SAICSIT
2010
ACM
15 years 4 months ago
2010
ACM
Eliciting and analyzing requirements within knowledge systems, which fundamentally differ so far from technology supported systems represent particular challenges. African rural c...
157
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MM
2003
ACM
15 years 11 months ago
2003
ACM
We present the design, implementation, and evaluation of PROMISE, a novel peer-to-peer media streaming system encompassing the key functions of peer lookup, peer-based aggregated ...
186
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MOBISYS
2007
ACM
16 years 6 months ago
2007
ACM
In this work, we investigate the use of directional antennas and beam steering techniques to improve performance of 802.11 links in the context of communication between a moving v...
190
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SACMAT
2006
ACM
16 years 14 days ago
2006
ACM
In recent years, trust negotiation (TN) has been proposed as a novel access control solution for use in open system environments in which resources are shared across organizationa...