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» Making SENSE: socially enhanced search and exploration
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SIGIR
2008
ACM
14 years 9 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
15 years 10 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 3 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 4 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 4 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