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» Querying spatial patterns
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114
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EDBT
2004
ACM
126views Database» more  EDBT 2004»
16 years 18 days ago
Spatial Queries in the Presence of Obstacles
Despite the existence of obstacles in many database applications, traditional spatial query processing utilizes the Euclidean distance metric assuming that points in space are dire...
Jun Zhang, Dimitris Papadias, Kyriakos Mouratidis,...
MICCAI
2005
Springer
16 years 1 months ago
Parametric Response Surface Models for Analysis of Multi-site fMRI Data
Analyses of fMRI brain data are often based on statistical tests applied to each voxel or use summary statistics within a region of interest (such as mean or peak activation). Thes...
Seyoung Kim, Padhraic Smyth, Hal S. Stern, Jessica...
101
Voted
DKE
2007
101views more  DKE 2007»
15 years 13 days ago
Parameterized pattern queries
We introduce parameterized pattern queries as a new paradigm to extend traditional pattern expressions over sequence databases. A parameterized pattern is essentially a string mad...
Cédric du Mouza, Philippe Rigaux, Michel Sc...
91
Voted
FLAIRS
2010
15 years 2 months ago
Commonsense Inference in Dynamic Spatial Systems: Epistemological Requirements
We demonstrate the role of commonsense inference toward the modeling of qualitative notions of space and spatial change within a dynamic setup. The inference patterns are connecte...
Mehul Bhatt
ISCI
2007
105views more  ISCI 2007»
15 years 11 days ago
Cost modeling of spatial operators using non-parametric regression
In an object-relational database management system, a query optimizer requires users to provide cost models of userdefined functions. The traditional approach is analytical, that...
Songtao Jiang, Byung Suk Lee, Zhen He