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ICDE
2007
IEEE
173views Database» more  ICDE 2007»
16 years 7 months ago
Accelerating Profile Queries in Elevation Maps
Elevation maps are a widely used spatial data representation in geographical information systems (GIS). Paths on elevation maps can be characterized by profiles, which describe re...
Feng Pan, Wei Wang 0010, Leonard McMillan
OSDI
2004
ACM
16 years 6 months ago
MapReduce: Simplified Data Processing on Large Clusters
MapReduce is a programming model and an associated implementation for processing and generating large data sets. Users specify a map function that processes a key/value pair to ge...
Jeffrey Dean, Sanjay Ghemawat
VRML
2004
ACM
15 years 11 months ago
Automatic derivation of electronic maps from X3D/VRML worlds
Maps of physical environments and geographical areas are pervasively exploited in many human activities. Electronic maps of virtual worlds have been studied and proven to be usefu...
Lucio Ieronutti, Roberto Ranon, Luca Chittaro
EXTREME
2003
ACM
15 years 11 months ago
Can Topic Maps describe context for enterprise-wide applications?
Topic maps provide exciting opportunities not just to make information easier to find, but to increase the usability of software. In order to provide users with the information th...
Duane Degler, Lisa Battle
ER
2006
Springer
145views Database» more  ER 2006»
15 years 10 months ago
Combining Declarative and Procedural Knowledge to Automate and Represent Ontology Mapping
Ontologies on the Semantic Web are by nature decentralized. From the body of ontology mapping approaches, we can draw a conclusion that an effective approach to automate ontology m...
Li Xu, David W. Embley, Yihong Ding