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» An Event-Based Approach to Spatial Information
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GIS
2010
ACM
13 years 6 months ago
Verifying spatial queries using Voronoi neighbors
With the popularity of location-based services and the abundant usage of smart phones and GPS enabled devices, the necessity of outsourcing spatial data has grown rapidly over the...
Ling Hu, Wei-Shinn Ku, Spiridon Bakiras, Cyrus Sha...
DEXA
2010
Springer
230views Database» more  DEXA 2010»
13 years 5 months ago
Hybrid Indexing and Seamless Ranking of Spatial and Textual Features of Web Documents
Abstract. There is a significant commercial and research interest in locationbased web search engines. Given a number of search keywords and one or more locations that a user is in...
Ali Khodaei, Cyrus Shahabi, Chen Li
ICIP
2000
IEEE
14 years 9 months ago
Combine User Defined Region-of-Interest and Spatial Layout for Image Retrieval
Content-Based Image Retrieval (CBIR) is one of the most active research areas in recent years. Many visual feature representations have been explored and many systems built. Howev...
Qi Tian, Ying Wu, Thomas S. Huang
WIAMIS
2009
IEEE
14 years 2 months ago
Comparative evaluation of spatial context techniques for semantic image analysis
In this paper, two approaches to utilizing contextual information in semantic image analysis are presented and comparatively evaluated. Both approaches make use of spatial context...
Georgios Th. Papadopoulos, Carsten Saathoff, Marci...
IV
2008
IEEE
136views Visualization» more  IV 2008»
14 years 2 months ago
Visual Presentation Challenges for Mobile Spatial Applications: Three Case Studies
Using mobile devices for exploring and interacting with the user’s physical environment is among the most promising candidates for commercially successful future telecommunicati...
Peter Fröhlich, Matthias Baldauf, Peter Reich...