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PVLDB
2010
184views more  PVLDB 2010»
14 years 11 months ago
TimeTrails: A System for Exploring Spatio-Temporal Information in Documents
Spatial and temporal data have become ubiquitous in many application domains such as the Geosciences or life sciences. Sophisticated database management systems are employed to ma...
Jannik Strötgen, Michael Gertz
198
Voted
GIS
2008
ACM
16 years 1 months ago
Density based co-location pattern discovery
Co-location pattern discovery is to find classes of spatial objects that are frequently located together. For example, if two categories of businesses often locate together, they ...
Xiangye Xiao, Xing Xie, Qiong Luo, Wei-Ying Ma
114
Voted
KDD
2007
ACM
170views Data Mining» more  KDD 2007»
16 years 1 months ago
From frequent itemsets to semantically meaningful visual patterns
Data mining techniques that are successful in transaction and text data may not be simply applied to image data that contain high-dimensional features and have spatial structures....
Junsong Yuan, Ying Wu, Ming Yang
153
Voted
SSD
2001
Springer
218views Database» more  SSD 2001»
15 years 5 months ago
Efficient Mining of Spatiotemporal Patterns
The problem of mining spatiotemporal patterns is finding sequences of events that occur frequently in spatiotemporal datasets. Spatiotemporal datasets store the evolution of object...
Ilias Tsoukatos, Dimitrios Gunopulos
OTM
2007
Springer
15 years 7 months ago
Translating XPath Queries into SPARQL Queries
Abstract The W3C has developed XPath [3] as a query language for XML data. XPath is embedded in many other languages like XQuery and XSLT. The name of XPath derives from its basic ...
Matthias Droop, Markus Flarer, Jinghua Groppe, Sve...