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CSCW
2011
ACM
15 years 1 months ago
Your time zone or mine?: a study of globally time zone-shifted collaboration
We conducted interviews with sixteen members of teams that worked across global time zone differences. Despite time zone differences of about eight hours, collaborators still foun...
John C. Tang, Chen Zhao, Xiang Cao, Kori Inkpen
IHI
2010
186views Healthcare» more  IHI 2010»
15 years 1 months ago
Analysis of an online health social network
With the continued advances of Web 2.0, health-centered Online Social Networks (OSNs) are emerging to provide knowledge and support for those interested in managing their own heal...
Xiaoxiao Ma, Guanling Chen, Juntao Xiao
SIGMOD
2009
ACM
122views Database» more  SIGMOD 2009»
16 years 6 months ago
Finding min-repros in database software
Testing and debugging database system applications is often challenging and time consuming. A database tester (or DB tester for short) has to detect a problem, determine why it ha...
Nicolas Bruno, Rimma V. Nehme
WSDM
2010
ACM
245views Data Mining» more  WSDM 2010»
16 years 4 months ago
Improving Quality of Training Data for Learning to Rank Using Click-Through Data
In information retrieval, relevance of documents with respect to queries is usually judged by humans, and used in evaluation and/or learning of ranking functions. Previous work ha...
Jingfang Xu, Chuanliang Chen, Gu Xu, Hang Li, Elbi...
SOSP
2009
ACM
16 years 3 months ago
Modular data storage with Anvil
Databases have achieved orders-of-magnitude performance improvements by changing the layout of stored data – for instance, by arranging data in columns or compressing it before ...
Mike Mammarella, Shant Hovsepian, Eddie Kohler