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» Detecting Changes over Time in a Knowledge Sharing Community
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GROUP
2005
ACM
14 years 1 months ago
Proactive support for the organization of shared workspaces using activity patterns and content analysis
Shared workspace systems provide virtual places for selforganized and semi-structured cooperation between local and distributed team members. These cooperation systems have been a...
Wolfgang Prinz, Baber Zaman
WWW
2009
ACM
14 years 8 months ago
Collaborative filtering for orkut communities: discovery of user latent behavior
Users of social networking services can connect with each other by forming communities for online interaction. Yet as the number of communities hosted by such websites grows over ...
WenYen Chen, Jon-Chyuan Chu, Junyi Luan, Hongjie B...
ICDE
2006
IEEE
144views Database» more  ICDE 2006»
14 years 8 months ago
Approximately Processing Multi-granularity Aggregate Queries over Data Streams
Aggregate monitoring over data streams is attracting more and more attention in research community due to its broad potential applications. Existing methods suffer two problems, 1...
Shouke Qin, Weining Qian, Aoying Zhou
IJMMS
2007
163views more  IJMMS 2007»
13 years 7 months ago
Beyond ontologies: Toward situated representations of scientific knowledge
: In information systems that support knowledge-discovery applications such as scientific exploration, reliance on highly structured ontologies as data-organization aids can be lim...
William Pike, Mark Gahegan
JASIS
2011
98views more  JASIS 2011»
13 years 2 months ago
Hip and trendy: Characterizing emerging trends on Twitter
Twitter, Facebook, and other related systems that we call social awareness streams are rapidly changing the information and communication dynamics of our society. These systems, w...
Mor Naaman, Hila Becker, Luis Gravano