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» Data Analysis for Query Processing
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218
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ICDE
2008
IEEE
161views Database» more  ICDE 2008»
16 years 3 months ago
Efficiently Answering Probabilistic Threshold Top-k Queries on Uncertain Data
on Uncertain Data (Extended Abstract) Ming Hua Jian Pei Wenjie Zhang Xuemin Lin Simon Fraser University, Canada The University of New South Wales & NICTA {mhua, jpei}@cs.sfu.c...
Ming Hua, Jian Pei, Wenjie Zhang, Xuemin Lin
WWW
2005
ACM
16 years 3 months ago
Answering order-based queries over XML data
Order-based queries over XML data include XPath navigation axes such as following-sibling and following. In this paper, we present holistic algorithms that evaluate such order-bas...
Zografoula Vagena, Nick Koudas, Divesh Srivastava,...
DEXA
2003
Springer
146views Database» more  DEXA 2003»
15 years 7 months ago
An Access Time Cost Model for Spatial Range Queries on Broadcast Geographical Data over Air
Wireless data broadcasting is well known for its excellent scalability. Most geographical data, such as weather and traffic, is public information and has a large number of potenti...
Jianting Zhang, Le Gruenwald
CINQ
2004
Springer
225views Database» more  CINQ 2004»
15 years 7 months ago
A Data Mining Query Language for Knowledge Discovery in a Geographical Information System
Spatial data mining is a process used to discover interesting but not explicitly available, highly usable patterns embedded in both spatial and nonspatial data, which are possibly ...
Donato Malerba, Annalisa Appice, Michelangelo Ceci
122
Voted
SSD
2005
Springer
185views Database» more  SSD 2005»
15 years 7 months ago
Evaluation of a Dynamic Tree Structure for Indexing Query Regions on Streaming Geospatial Data
Most recent research on querying and managing data streams has concentrated on traditional data models where the data come in the form of tuples or XML data. Complex types of strea...
Quinn Hart, Michael Gertz, Jie Zhang