582 search results - page 4 / 117 » Performance Comparison of Point and Spatial Access Methods |
VR
2009
IEEE
14 years 2 months ago
2009
IEEE
We investigate the effects of input device latency and spatial jitter on 2D pointing tasks and a 3D movement. First, we characterize jitter and latency in a 3D tracking device and...
VLDB
2001
ACM
14 years 34 min ago
2001
ACM
The proliferation of mobile and pervasive computing devices has brought energy constraints into the limelight, together with performance considerations. Energy-conscious design is...
VTC
2008
IEEE
14 years 1 months ago
2008
IEEE
— This paper compares the system level performance of Decode-and Forward (DF) relay and a RF repeater in a cellular system. The results show that for small cell sizes, the repeat...
SECON
2010
IEEE
13 years 5 months ago
2010
IEEE
This paper bears on the design and the quantitative evaluation of MAC mechanisms for wireless ad-hoc networks with performance guarantees. By this, we mean mechanisms where each ac...
VLDB
1998
ACM
13 years 11 months ago
1998
ACM
Numerous applications such as stock market or medical information systems require that both historical and current data be logically integrated into a temporal database. The under...