Sciweavers

94 search results - page 11 / 19
» Verifying spatial queries using Voronoi neighbors
Sort
View
ICDE
2007
IEEE
125views Database» more  ICDE 2007»
14 years 1 months ago
Privacy Protected Query Processing on Spatial Networks
With the proliferation of mobile devices (e.g., PDAs, cell phones, etc.), location-based services have become more and more popular in recent years. However, users have to reveal ...
Wei-Shinn Ku, Roger Zimmermann, Wen-Chih Peng, Sus...
CSE
2009
IEEE
14 years 2 months ago
Private Buddy Search: Enabling Private Spatial Queries in Social Networks
—With the abundance of location-aware portable devices such as cellphones and PDAs, a new emerging application is to use this pervasive computing platform to learn about the wher...
Ali Khoshgozaran, Cyrus Shahabi
CVPR
2007
IEEE
14 years 1 months ago
Hierarchical Structuring of Data on Manifolds
Manifold learning methods are promising data analysis tools. However, if we locate a new test sample on the manifold, we have to find its embedding by making use of the learned e...
Jun Li, Pengwei Hao
ICDE
2008
IEEE
182views Database» more  ICDE 2008»
14 years 9 months ago
A Generic Framework for Continuous Motion Pattern Query Evaluation
We introduce a novel query type defined over streaming moving object data, namely, the Continuous Motion Pattern (CMP) Queries. A motion pattern is defined as a sequence of distin...
Petko Bakalov, Vassilis J. Tsotras
SPIESR
2004
152views Database» more  SPIESR 2004»
13 years 9 months ago
Issues in managing image and video data
This paper presents an overview of our recent work on managing image and video data. The first half of the paper describes a representation for the semantic spatial layout of vide...
Shawn D. Newsam, Jelena Tesic, Lei Wang, B. S. Man...