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» A Database Perspective on Geospatial Data Modeling
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MM
2005
ACM
219views Multimedia» more  MM 2005»
15 years 3 months ago
Pervasive views: area exploration and guidance using extended image media
This work achieves full registration of scenes in a large area and creates visual indexes for visualization in a digital city. We explore effective mapping, indexing, and display ...
Jiang Yu Zheng, Xiaolong Wang
GIS
2002
ACM
14 years 9 months ago
Metadata modeling in a global computing environment
Emerging computational paradigms such as global and ubiquitous computing require some rethinking and innovative research ideas in many computer science areas. In this work, we aim...
Dieter Pfoser, Evaggelia Pitoura, Nectaria Tryfona
GIS
2007
ACM
15 years 10 months ago
A model for enriching trajectories with semantic geographical information
The collection of moving object data is becoming more and more common, and therefore there is an increasing need for the efficient analysis and knowledge extraction of these data ...
Alejandro A. Vaisman, Bart Kuijpers, Bart Moelans,...
PODS
2003
ACM
107views Database» more  PODS 2003»
15 years 9 months ago
E-services: a look behind the curtain
The emerging paradigm of electronic services promises to bring to distributed computation and services the flexibility that the web has brought to the sharing of documents. An und...
Richard Hull, Michael Benedikt, Vassilis Christoph...
100
Voted
CIKM
2010
Springer
14 years 8 months ago
You are where you tweet: a content-based approach to geo-locating twitter users
We propose and evaluate a probabilistic framework for estimating a Twitter user’s city-level location based purely on the content of the user’s tweets, even in the absence of ...
Zhiyuan Cheng, James Caverlee, Kyumin Lee