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» Indexing Distributed Complex Data for Complex Queries
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CAISE
2010
Springer
15 years 3 months ago
Probabilistic Models to Reconcile Complex Data from Inaccurate Data Sources
There is a large amount of data that is published on the Web and several techniques have been developed to extract and integrate data from Web sources. However, Web data are inhere...
Lorenzo Blanco, Valter Crescenzi, Paolo Merialdo, ...
ASIAN
2005
Springer
130views Algorithms» more  ASIAN 2005»
15 years 4 months ago
A Hybrid Method for Detecting Data Stream Changes with Complex Semantics in Intensive Care Unit
Abstract. Detecting changes in data streams is very important for many applications. This paper presents a hybrid method for detecting data stream changes in intensive care unit. I...
Ting Yin, Hongyan Li, Zijing Hu, Yu Fan, Jianlong ...
237
Voted
ICDE
2006
IEEE
146views Database» more  ICDE 2006»
16 years 3 months ago
Using XML to Build Efficient Transaction-Time Temporal Database Systems on Relational Databases
In this paper, we present the ArchIS system that achieves full-functionality transaction-time databases without requiring temporal extensions in XML or database standards. ArchIS&...
Fusheng Wang, Xin Zhou, Carlo Zaniolo
229
Voted
GIS
2005
ACM
16 years 3 months ago
Two ellipse-based pruning methods for group nearest neighbor queries
Group nearest neighbor (GNN) queries are a relatively new type of operations in spatial database applications. Different from a traditional kNN query which specifies a single quer...
Hongga Li, Hua Lu, Bo Huang, Zhiyong Huang
MM
2006
ACM
197views Multimedia» more  MM 2006»
15 years 8 months ago
Virtual observers in a mobile surveillance system
Conventional wide-area video surveillance systems use a network of fixed cameras positioned close to locations of interest. We describe an alternative and flexible approach to w...
Stewart Greenhill, Svetha Venkatesh