5154 search results - page 843 / 1031 » Modelling online education |
232
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DOCENG
2011
ACM
14 years 6 months ago
2011
ACM
Many Web-based geographic applications have been developed in various domains, such as tourism, education, surveillance and military. However, developing such applications is a cu...
199
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
176
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CHI
2009
ACM
16 years 7 months ago
2009
ACM
Contemporary work increasingly involves interacting with strangers in technology-mediated environments. In this context, we come to rely on digital artifacts to infer characterist...
180
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CHI
2008
ACM
16 years 7 months ago
2008
ACM
History repeatedly demonstrates that rural communities have unique technological needs. Yet, we know little about how rural communities use modern technologies, so we lack knowled...
178
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Dynamic plan migration is concerned with the on-the-fly transition from one continuous query plan to a semantically equivalent yet more efficient plan. Migration is important for ...