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141
Voted
SIGIR
2011
ACM
14 years 6 months ago
2011
ACM
Ranking function performance reached a plateau in 1994. The reason for this is investigated. First the performance of BM25 is measured as the proportion of queries satisfied on th...
163
Voted
WWW
2011
ACM
14 years 10 months ago
2011
ACM
Ambiguous queries constitute a significant fraction of search instances and pose real challenges to web search engines. With current approaches the top results for these queries ...
226
Voted
INFOCOM
2011
IEEE
14 years 7 months ago
2011
IEEE
—This paper addresses the problem of identifying the top-k information hubs in a social network. Identifying topk information hubs is crucial for many applications such as advert...
172
Voted
KCAP
2011
ACM
14 years 6 months ago
2011
ACM
Enriching knowledge bases with multimedia information makes it possible to complement textual descriptions with visual and audio information. Such complementary information can he...
144
Voted
GIL
2011
14 years 3 months ago
2011
Abstract: Several global developments such as the growing demand for bioenergy, limits in the availability of water and diminishing production resources as well as sector-wide cris...