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GIS
2008
ACM
14 years 9 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
SAC
2010
ACM
14 years 2 months ago
Modeling cardinal directions in the 3D space with the objects interaction cube matrix
In GIS and spatial databases, cardinal directions are frequently used as selection and join criteria in query languages. However, most cardinal direction models are only able to h...
Tao Chen, Markus Schneider
VLDB
2006
ACM
190views Database» more  VLDB 2006»
14 years 8 months ago
Online summarization of dynamic time series data
Managing large-scale time series databases has attracted significant attention in the database community recently. Related fundamental problems such as dimensionality reduction, tr...
Ümit Y. Ogras, Hakan Ferhatosmanoglu
SIGMOD
2005
ACM
360views Database» more  SIGMOD 2005»
14 years 8 months ago
NaLIX: an interactive natural language interface for querying XML
Database query languages can be intimidating to the nonexpert, leading to the immense recent popularity for keyword based search in spite of its significant limitations. The holy ...
Yunyao Li, Huahai Yang, H. V. Jagadish
AVI
2008
13 years 9 months ago
Query-through-drilldown: data-oriented extensional queries
Traditional database query formulation is intensional: at the level of schemas, table and column names. Previous work has shown that filters can be created using a query paradigm ...
Alan J. Dix, Damon Oram