Sciweavers

3597 search results - page 477 / 720
» Flexible Database Generators
Sort
View
GIS
2007
ACM
16 years 7 months ago
TerraStream: from elevation data to watershed hierarchies
We consider the problem of extracting a river network and a watershed hierarchy from a terrain given as a set of irregularly spaced points. We describe TerraStream, a "pipeli...
Andrew Danner, Thomas Mølhave, Ke Yi, Panka...
GIS
2008
ACM
16 years 7 months ago
Sharing and exploring sensor streams over geocentric interfaces
We present SenseWeb, an open and scalable infrastructure for sharing and geocentric exploration of sensor data streams. SenseWeb allows sensor owners to share data streams across ...
Liqian Luo, Aman Kansal, Suman Nath, Feng Zhao
GIS
2004
ACM
16 years 7 months ago
Grid metadata catalog service-based OGC web registry service
Grid is a promising e-Science infrastructure that promotes and facilitates the sharing and collaboration in the use of distributed heterogeneous resources through Virtual Organiza...
Peisheng Zhao, Aijun Chen, Yang Liu, Liping Di, We...
GIS
2006
ACM
16 years 7 months ago
Object localization based on directional information case of 2D vector data
If you were told that some object A was perfectly (or somewhat, or not at all) in some direction (e.g., west, above-right) of some reference object B, where in space would you loo...
Stelian Coros, JingBo Ni, Pascal Matsakis
WWW
2008
ACM
16 years 7 months ago
Lock-free consistency control for web 2.0 applications
Online collaboration and sharing is the central theme of many webbased services that create the so-called Web 2.0 phenomena. Using the Internet as a computing platform, many Web 2...
Jiangming Yang, Haixun Wang, Ning Gu, Yiming Liu, ...