496 search results - page 29 / 100 » An experimental system for distributed classroom education |
SIGMOD
2008
ACM
14 years 8 months ago
2008
ACM
Structured peer-to-peer (P2P) overlays have been successfully employed in many applications to locate content. However, they have been less effective in handling massive amounts o...
MM
2005
ACM
14 years 1 months ago
2005
ACM
This paper is devoted to explore media correlation and media synchronization in a composite multimedia document, the so-called navigated hypermedia document in our language learni...
SIGIR
2012
ACM
11 years 10 months ago
2012
ACM
Many current effectiveness measures incorporate simplifying assumptions about user behavior. These assumptions prevent the measures from reflecting aspects of the search process...
CORR
2011
Springer
12 years 11 months ago
2011
Springer
In this paper, we study methods for improving the utility and privacy of reputation scores for online auctions, such as used in eBay, so as to reduce the effectiveness of feedbac...
MOBISYS
2004
ACM
14 years 7 months ago
2004
ACM
The performance of Wireless Local Area Networks (WLANs) often suffers from link-layer frame losses caused by noise, interference, multipath, attenuation, and user mobility. We obs...