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» Making SENSE: socially enhanced search and exploration
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SIGIR
2008
ACM
15 years 1 months ago
A unified and discriminative model for query refinement
This paper addresses the issue of query refinement, which involves reformulating ill-formed search queries in order to enhance relevance of search results. Query refinement typica...
Jiafeng Guo, Gu Xu, Hang Li, Xueqi Cheng
WWW
2007
ACM
16 years 1 months ago
Utility analysis for topically biased PageRank
PageRank is known to be an efficient metric for computing general document importance in the Web. While commonly used as a one-size-fits-all measure, the ability to produce topica...
Christian Kohlschütter, Paul-Alexandru Chirit...
INFOCOM
2005
IEEE
15 years 6 months ago
Assisted peer-to-peer search with partial indexing
—In the past few years, peer-to-peer (P2P) networks have become a promising paradigm for building a wide variety of distributed systems and applications. The most popular P2P app...
Rongmei Zhang, Y. Charlie Hu
CHI
2010
ACM
15 years 8 months ago
After access: challenges facing mobile-only internet users in the developing world
This study reports results of an ethnographic action research study, exploring mobile-centric internet use. Over the course of 13 weeks, eight women, each a member of a livelihood...
Shikoh Gitau, Gary Marsden, Jonathan Donner
GECCO
2009
Springer
146views Optimization» more  GECCO 2009»
15 years 7 months ago
Analyzing the landscape of a graph based hyper-heuristic for timetabling problems
Hyper-heuristics can be thought of as “heuristics to choose heuristics”. They are concerned with adaptively finding solution methods, rather than directly producing a solutio...
Gabriela Ochoa, Rong Qu, Edmund K. Burke