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» Querying Shapes of Histories
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SIGIR
2003
ACM
14 years 3 months ago
Exploiting query history for document ranking in interactive information retrieval
In this poster,we incorporate user query history, as context information, to improve the retrieval performance in interactive retrieval. Experiments using the TREC data show that ...
Xuehua Shen, ChengXiang Zhai
ICDE
2007
IEEE
124views Database» more  ICDE 2007»
14 years 11 months ago
On MBR Approximation of Histories for Historical Queries: Expectations and Limitations
Traditional approaches for efficiently processing historical queries, where a history is a multidimensional timeseries, employ a two step filter-and-refine scheme. In the filter s...
Reza Sherkat, Davood Rafiei
WISE
2003
Springer
14 years 3 months ago
Publishing and Querying the Histories of Archived Relational Databases in XML
There is much current interest in publishing and viewing databases as XML documents. The general benefits of this approach follow from the popularity of XML and the tool set avai...
Fusheng Wang, Carlo Zaniolo
IJWIS
2007
181views more  IJWIS 2007»
13 years 10 months ago
Answering queries over incomplete data stream histories
Streams of data often originate from many distributed sources. A distributed stream processing system publishes such streams of data and enables queries over the streams. This allo...
Alasdair J. G. Gray, Werner Nutt, M. Howard Willia...
TIME
2006
IEEE
14 years 4 months ago
In time alone: on the computational power of querying the history
Querying its own history is an important mechanism in the computations, especially those interacting with people or other computations such as transaction processing, electronic d...
Alexei Lisitsa, Igor Potapov