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WWW
2007
ACM
16 years 7 months ago
A large-scale evaluation and analysis of personalized search strategies
Although personalized search has been proposed for many years and many personalization strategies have been investigated, it is still unclear whether personalization is consistent...
Zhicheng Dou, Ruihua Song, Ji-Rong Wen
WWW
2007
ACM
16 years 7 months ago
Query-driven indexing for peer-to-peer text retrieval
We describe a query-driven indexing framework for scalable text retrieval over structured P2P networks. To cope with the bandwidth consumption problem that has been identified as ...
Gleb Skobeltsyn, Toan Luu, Karl Aberer, Martin Raj...
SIGMOD
2007
ACM
121views Database» more  SIGMOD 2007»
16 years 6 months ago
Execution strategies for SQL subqueries
Optimizing SQL subqueries has been an active area in database research and the database industry throughout the last decades. Previous work has already identified some approaches ...
César A. Galindo-Legaria, Milind Joshi, Mos...
SIGMOD
2006
ACM
138views Database» more  SIGMOD 2006»
16 years 6 months ago
Context-sensitive ranking
The original PageRank algorithm for improving the ranking of search-query results computes a single vector, using the link structure of the Web, to capture the relative "impor...
Rakesh Agrawal, Ralf Rantzau, Evimaria Terzi
VLDB
2005
ACM
126views Database» more  VLDB 2005»
16 years 2 days ago
Consistently Estimating the Selectivity of Conjuncts of Predicates
Cost-based query optimizers need to estimate the selectivity of conjunctive predicates when comparing alternative query execution plans. To this end, advanced optimizers use multi...
Volker Markl, Nimrod Megiddo, Marcel Kutsch, Tam M...