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VR
2003
IEEE
163views Virtual Reality» more  VR 2003»
14 years 2 months ago
Ribbon Networks for Modeling Navigable Paths of Autonomous Agents in Virtual Urban Environments
This paper presents a real-time database modeling complex networks of intersecting roads and walkways in urban virtual environments. The database represents information about the ...
Peter Willemsen, Joseph K. Kearney, Hongling Wang
PR
2002
88views more  PR 2002»
13 years 8 months ago
Indexing chromatic and achromatic patterns for content-based colour image retrieval
In this paper, we present a method to represent achromatic and chromatic image signals independently for content-based image indexing and retrieval for image database applications...
Guoping Qiu
EDBT
2012
ACM
216views Database» more  EDBT 2012»
11 years 11 months ago
Effectively indexing the multi-dimensional uncertain objects for range searching
The range searching problem is fundamental in a wide spectrum of applications such as radio frequency identification (RFID) networks, location based services (LBS), and global po...
Ying Zhang, Wenjie Zhang, Qianlu Lin, Xuemin Lin
ICDE
2000
IEEE
120views Database» more  ICDE 2000»
14 years 10 months ago
Deflating the Dimensionality Curse Using Multiple Fractal Dimensions
Nearest neighbor queries are important in many settings, including spatial databases (Find the k closest cities) and multimedia databases (Find the k most similar images). Previou...
Bernd-Uwe Pagel, Flip Korn, Christos Faloutsos
WWW
2008
ACM
14 years 9 months ago
Supporting anonymous location queries in mobile environments with privacygrid
This paper presents PrivacyGrid - a framework for supporting anonymous location-based queries in mobile information delivery systems. The PrivacyGrid framework offers three unique...
Bhuvan Bamba, Ling Liu, Péter Pesti, Ting W...