782 search results - page 92 / 157 » Online communities as communities of practice: a case study |
180
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LWA
2008
15 years 7 months ago
2008
The problem of information overload has been addressed by several systems. However, many approaches are limited to informal artifacts and need to refer to the user for reference o...
170
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COMPSAC
2002
IEEE
15 years 11 months ago
2002
IEEE
The Integration of complex systems out of existing systems is an active area of research and development. There are many practical situations in which the interfaces of the compon...
158
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CHI
2004
ACM
16 years 6 months ago
2004
ACM
Studies have repeatedly shown that users are increasingly concerned about their privacy when they go online. In response to both public interest and regulatory pressures, privacy ...
155
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CHI
2007
ACM
16 years 6 months ago
2007
ACM
Within the HCI community, there is a growing interest in how technology is used and appropriated outside the workplace. In this paper, we present preliminary findings of how large...
203
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JMLR
2010
15 years 1 months ago
2010
We describe a novel inference algorithm for sparse Bayesian PCA with a zero-norm prior on the model parameters. Bayesian inference is very challenging in probabilistic models of t...