814 search results - page 51 / 163 » Online health communities |
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CHI
2006
ACM
15 years 11 months ago
2006
ACM
Massively Multiplayer Online Games (MMOGs) routinely attract millions of players but little empirical data is available to assess their players' social experiences. In this p...
SIGECOM
2000
ACM
15 years 3 months ago
2000
ACM
Reputation reporting systems have emerged as an important risk management mechanism in online trading communities. However, the predictive value of these systems can be compromise...
WWW
2008
ACM
15 years 12 months ago
2008
ACM
Finding the core members of a virtual community is an important problem in community analysis. Here we presented an simulated annealing algorithm to solve this problem by optimizi...
CSCW
2002
ACM
14 years 11 months ago
2002
ACM
One of the most challenging problems facing builders and facilitators of community networks is to create and sustain social engagement among members. In this paper, we investigate...
CBMS
2001
IEEE
15 years 2 months ago
2001
IEEE
Image indexing for biomedical content is a prohibitively expensive task if done manually. This leads to the demand for effective automated or computer assisted indexing methods. W...