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WISE
2002
Springer
15 years 8 months ago
Discovering Associations in XML Data
—Knowledge inference from semi-structured data can utilize frequent sub structures, in addition to frequency of data items. In fact, the working assumption of the present study i...
Amnon Meisels, Michael Orlov, Tal Maor
TOOLS
2000
IEEE
15 years 8 months ago
Spatiotemporal Data Modeling and Management: A Survey
Many data objects in the real world have attributes about location and time. Such spatiotemporal objects can be found in applications such Geographic Information Systems (GIS), env...
Xiaoyu Wang, Xiaofang Zhou, Sanglu Lu
123
Voted
WWW
2006
ACM
16 years 4 months ago
Online mining of frequent query trees over XML data streams
In this paper, we proposed an online algorithm, called FQT-Stream (Frequent Query Trees of Streams), to mine the set of all frequent tree patterns over a continuous XML data strea...
Hua-Fu Li, Man-Kwan Shan, Suh-Yin Lee
IPPS
1997
IEEE
15 years 8 months ago
Maintaining Spatial Data Sets in Distributed-Memory Machines
We propose a distributed data structure for maintaining spatial data sets on message-passing, distributed memory machines. The data structure is based on orthogonal bisection tree...
Susanne E. Hambrusch, Ashfaq A. Khokhar
VLDB
1997
ACM
165views Database» more  VLDB 1997»
15 years 8 months ago
DataGuides: Enabling Query Formulation and Optimization in Semistructured Databases
In semistructured databases there is no schema fixed in advance. To provide the benefits of a schema in such environments, we introduce DataGuides: concise and accurate structural...
Roy Goldman, Jennifer Widom