Sciweavers

347 search results - page 59 / 70
» Performance evaluation of rating aggregation algorithms in r...
Sort
View
ACIVS
2008
Springer
14 years 3 months ago
Video-Based Fall Detection in the Home Using Principal Component Analysis
This paper presents the design and real-time implementation of a fall-detection system, aiming at detecting fall incidents in unobserved home situations. The setup employs two fix...
Lykele Hazelhoff, Jungong Han, Peter H. N. de With
SIGMOD
2009
ACM
202views Database» more  SIGMOD 2009»
14 years 9 months ago
ZStream: a cost-based query processor for adaptively detecting composite events
Composite (or Complex) event processing (CEP) systems search sequences of incoming events for occurrences of userspecified event patterns. Recently, they have gained more attentio...
Yuan Mei, Samuel Madden
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...
SENSYS
2005
ACM
14 years 2 months ago
Estimating clock uncertainty for efficient duty-cycling in sensor networks
Radio duty cycling has received significant attention in sensor networking literature, particularly in the form of protocols for medium access control and topology management. Whi...
Saurabh Ganeriwal, Deepak Ganesan, Hohyun Shim, Vl...
UIC
2010
Springer
13 years 7 months ago
Smart Itinerary Recommendation Based on User-Generated GPS Trajectories
Traveling to unfamiliar regions require a significant effort from novice travelers to plan where to go within a limited duration. In this paper, we propose a smart recommendation...
Hyoseok Yoon, Yu Zheng, Xing Xie, Woontack Woo