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» A Calculus for Data Mapping
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VVS
1996
IEEE
202views Visualization» more  VVS 1996»
15 years 10 months ago
Direct Volume Rendering with Shading via Three-Dimensional Textures
A new and easy-to-implement method for direct volume rendering that uses 3D texture maps for acceleration, and incorporates directional lighting, is described. The implementation,...
Allen Van Gelder, Kwansik Kim
160
Voted
JSAC
2007
105views more  JSAC 2007»
15 years 6 months ago
Inferring Network-Wide Quality in P2P Live Streaming Systems
—This paper explores how to remotely monitor network-wide quality in mesh-pull P2P live streaming systems. Peers in such systems advertise to each other buffer maps which summari...
Xiaojun Hei, Yong Liu, Keith W. Ross
IGIS
1994
156views GIS» more  IGIS 1994»
15 years 10 months ago
Optimizing Spatial Data Structures For Static Data
During the last decade various spatial data structures have been designed and compared against each other, all of them re ecting a dynamic situation with ongoing object insertion a...
Lukas Bachmann, Bernd-Uwe Pagel, Hans-Werner Six
DGO
2000
91views Education» more  DGO 2000»
15 years 7 months ago
Simplifying data access: the energy data collection (EDC) project
The massive amount of statistical and text data available from government agencies has created a set of daunting challenges to both research and analysis communities. These proble...
José Luis Ambite, Yigal Arens, Luis Gravano...
CAISE
2003
Springer
15 years 11 months ago
A Methodology for the Conceptual Modeling of ETL Processes
Extraction-Transformation-Loading (ETL) tools are pieces of software responsible for the extraction of data from several sources, their cleansing, customization and insertion into ...
Alkis Simitsis, Panos Vassiliadis