Sciweavers

163 search results - page 17 / 33
» Privacy-Preserving Data Mining on Moving Object Trajectories
Sort
View
PERCOM
2007
ACM
14 years 7 months ago
Mining Frequent Trajectory Patterns for Activity Monitoring Using Radio Frequency Tag Arrays
Activity monitoring, a crucial task in many applications, is often conducted expensively using video cameras. Also, effectively monitoring a large field by analyzing images from m...
Yunhao Liu, Lei Chen 0002, Jian Pei, Qiuxia Chen, ...
ECCV
2004
Springer
14 years 9 months ago
Real-Time Tracking of Multiple Skin-Colored Objects with a Possibly Moving Camera
Abstract. This paper presents a method for tracking multiple skincolored objects in images acquired by a possibly moving camera. The proposed method encompasses a collection of tec...
Antonis A. Argyros, Manolis I. A. Lourakis
ICDE
2005
IEEE
172views Database» more  ICDE 2005»
14 years 1 months ago
Monitoring K-Nearest Neighbor Queries Over Moving Objects
Many location-based applications require constant monitoring of k-nearest neighbor (k-NN) queries over moving objects within a geographic area. Existing approaches to this problem...
Xiaohui Yu, Ken Q. Pu, Nick Koudas
CIVR
2005
Springer
169views Image Analysis» more  CIVR 2005»
14 years 1 months ago
An Invariant Representation for Matching Trajectories Across Uncalibrated Video Streams
Abstract. We introduce a view–point invariant representation of moving object trajectories that can be used in video database applications. It is assumed that trajectories lie on...
Walter Nunziati, Stan Sclaroff, Alberto Del Bimbo
SSDBM
2010
IEEE
128views Database» more  SSDBM 2010»
14 years 20 days ago
A Framework for Moving Sensor Data Query and Retrieval of Dynamic Atmospheric Events
One challenge in Earth science research is the accurate and efficient ad-hoc query and retrieval of Earth science satellite sensor data based on user-defined criteria to study and...
Shen-Shyang Ho, Wenqing Tang, W. Timothy Liu, Mark...