Sciweavers

43 search results - page 7 / 9
» Techniques for Indexing and Querying Temporal Observations f...
Sort
View
CIKM
2008
Springer
13 years 9 months ago
Answering general time sensitive queries
Time is an important dimension of relevance for a large number of searches, such as over blogs and news archives. So far, research on searching over such collections has largely f...
Wisam Dakka, Luis Gravano, Panagiotis G. Ipeirotis
TKDE
2011
168views more  TKDE 2011»
13 years 2 months ago
On Computing Farthest Dominated Locations
—In reality, spatial objects (e.g., hotels) not only have spatial locations but also have quality attributes (e.g., price, star). An object p is said to dominate another one p , ...
Hua Lu, Man Lung Yiu
SSDBM
2005
IEEE
111views Database» more  SSDBM 2005»
14 years 1 months ago
Querying Streaming Geospatial Image Data: The GeoStreams Project
Data products generated from remotely-sensed, geospatial imagery (RSI) used in emerging areas, such as global climatology, environmental monitoring, land use, and disaster managem...
Quinn Hart, Michael Gertz
SIGMOD
2009
ACM
191views Database» more  SIGMOD 2009»
14 years 8 months ago
Scalable skyline computation using object-based space partitioning
The skyline operator returns from a set of multi-dimensional objects a subset of superior objects that are not dominated by others. This operation is considered very important in ...
Shiming Zhang, Nikos Mamoulis, David W. Cheung
ESWS
2009
Springer
14 years 2 months ago
Collaborative Ocean Resource Interoperability: Multi-use of Ocean Data on the Semantic Web
: Earth Observations (EO) collect various characteristics of the objective environment using sensors which often have different measuring, spatial and temporal coverage. Making ind...
Feng (Barry) Tao, Jon Campbell, Maureen Pagnani, G...