Sciweavers

2266 search results - page 396 / 454
» Evolutionary Algorithms for the Satisfiability Problem
Sort
View
95
Voted
ICDM
2009
IEEE
138views Data Mining» more  ICDM 2009»
14 years 11 months ago
Accurate Discovery of Valid Convoys from Moving Object Trajectories
Given a set of moving object trajectories, it is of interest to find a group of objects, called a convoy, that are spatially density-connected for a certain duration of time. Howev...
Hyunjin Yoon, Cyrus Shahabi
ECCV
2008
Springer
16 years 3 months ago
Interactive Tracking of 2D Generic Objects with Spacetime Optimization
Abstract. We present a continuous optimization framework for interactive tracking of 2D generic objects in a single video stream. The user begins with specifying the locations of a...
Xiaolin K. Wei, Jinxiang Chai
ICDE
2008
IEEE
118views Database» more  ICDE 2008»
16 years 2 months ago
k-Anonymization Revisited
In this paper we introduce new notions of k-type anonymizations. Those notions achieve similar privacy goals as those aimed by Sweenie and Samarati when proposing the concept of k-...
Aristides Gionis, Arnon Mazza, Tamir Tassa
ICDE
2006
IEEE
179views Database» more  ICDE 2006»
16 years 2 months ago
Distributed Evaluation of Continuous Equi-join Queries over Large Structured Overlay Networks
We study the problem of continuous relational query processing in Internet-scale overlay networks realized by distributed hash tables. We concentrate on the case of continuous two...
Stratos Idreos, Christos Tryfonopoulos, Manolis Ko...
ICDE
1997
IEEE
101views Database» more  ICDE 1997»
16 years 2 months ago
Selectivity Estimation in the Presence of Alphanumeric Correlations
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
Min Wang, Jeffrey Scott Vitter, Balakrishna R. Iye...