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» Query Brokers for Distributed and Flexible Query Evaluation
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IDEAS
2003
IEEE
131views Database» more  IDEAS 2003»
15 years 5 months ago
Neighborhood Signatures for Searching P2P Networks
Overlay networks have received a lot of attention due to the recent wide-spread use of peer-to-peer (P2P) applications such as SETI, Napster, Gnutella, and Morpheus. Through repli...
Mei Li, Wang-Chien Lee, Anand Sivasubramaniam
VLDB
1992
ACM
151views Database» more  VLDB 1992»
15 years 3 months ago
Parallelism in a Main-Memory DBMS: The Performance of PRISMA/DB
This paper evaluates the performance of the parallel, main-memory DBMS, PRISMA/DB. First, an architecture for parallel query execution is presented. A performance model for the ex...
Annita N. Wilschut, Jan Flokstra, Peter M. G. Aper...
SIGIR
2010
ACM
15 years 3 months ago
Context-aware ranking in web search
The context of a search query often provides a search engine meaningful hints for answering the current query better. Previous studies on context-aware search were either focused ...
Biao Xiang, Daxin Jiang, Jian Pei, Xiaohui Sun, En...
CIKM
2006
Springer
15 years 1 months ago
Voting for candidates: adapting data fusion techniques for an expert search task
In an expert search task, the users' need is to identify people who have relevant expertise to a topic of interest. An expert search system predicts and ranks the expertise o...
Craig Macdonald, Iadh Ounis
PVLDB
2008
116views more  PVLDB 2008»
14 years 11 months ago
Tighter estimation using bottom k sketches
Summaries of massive data sets support approximate query processing over the original data. A basic aggregate over a set of records is the weight of subpopulations specified as a ...
Edith Cohen, Haim Kaplan