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PPL
2011
12 years 10 months ago
Mpi on millions of Cores
Petascale parallel computers with more than a million processing cores are expected to be available in a couple of years. Although MPI is the dominant programming interface today ...
Pavan Balaji, Darius Buntinas, David Goodell, Will...
SIGIR
2011
ACM
12 years 10 months ago
ViewSer: enabling large-scale remote user studies of web search examination and interaction
Web search behaviour studies, including eye-tracking studies of search result examination, have resulted in numerous insights to improve search result quality and presentation. Ye...
Dmitry Lagun, Eugene Agichtein
SIGIR
2011
ACM
12 years 10 months ago
Why searchers switch: understanding and predicting engine switching rationales
Search engine switching is the voluntary transition between Web search engines. Engine switching can occur for a number of reasons, including user dissatisfaction with search resu...
Qi Guo, Ryen W. White, Yunqiao Zhang, Blake Anders...
SIGIR
2011
ACM
12 years 10 months ago
A boosting approach to improving pseudo-relevance feedback
Pseudo-relevance feedback has proven effective for improving the average retrieval performance. Unfortunately, many experiments have shown that although pseudo-relevance feedback...
Yuanhua Lv, ChengXiang Zhai, Wan Chen
SIGMETRICS
2011
ACM
296views Hardware» more  SIGMETRICS 2011»
12 years 10 months ago
Cellular data network infrastructure characterization and implication on mobile content placement
Despite the tremendous growth in the cellular data network usage due to the popularity of smartphones, so far there is rather limited understanding of the network infrastructure o...
Qiang Xu, Junxian Huang, Zhaoguang Wang, Feng Qian...