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PODS
2006
ACM
217views Database» more  PODS 2006»
14 years 7 months ago
A simpler and more efficient deterministic scheme for finding frequent items over sliding windows
In this paper, we give a simple scheme for identifying approximate frequent items over a sliding window of size n. Our scheme is deterministic and does not make any assumption on ...
Lap-Kei Lee, H. F. Ting
ECIR
2010
Springer
13 years 9 months ago
Predicting Query Performance via Classification
We investigate using topic prediction data, as a summary of document content, to compute measures of search result quality. Unlike existing quality measures such as query clarity t...
Kevyn Collins-Thompson, Paul N. Bennett
CCGRID
2003
IEEE
13 years 11 months ago
Improving Access to Multi-dimensional Self-describing Scientific Dataset
Applications that query into very large multidimensional datasets are becoming more common. Many self-describing scientific data file formats have also emerged, which have structu...
Beomseok Nam, Alan Sussman
DAMON
2006
Springer
13 years 11 months ago
Architecture-conscious hashing
Hashing is one of the fundamental techniques used to implement query processing operators such as grouping, aggregation and join. This paper studies the interaction between modern...
Marcin Zukowski, Sándor Héman, Peter...
GIS
2006
ACM
14 years 8 months ago
Efficient GML-native processors for web-based GIS: techniques and tools
Geography Markup Language (GML) is an XML-based language for the markup, storage, and exchange of geospatial data. It provides a rich geospatial vocabulary and allows flexible doc...
Chia-Hsin Huang, Tyng-Ruey Chuang, Dong-Po Deng, H...