66 search results - page 13 / 14 » Dynamic indexability and lower bounds for dynamic one-dimens... |
JNCA
2011
13 years 2 months ago
2011
Built upon a shared wireless medium, wireless mesh network is particularly vulnerable to jamming attacks. The ability to recover from attacks and maintain an acceptable level of s...
SSD
2009
Springer
14 years 2 months ago
2009
Springer
Recent advances in wireless communications and positioning devices have generated a tremendous amount of interest in the continuous monitoring of spatial queries. However, such app...
EDBT
2009
ACM
14 years 14 days ago
2009
ACM
In this paper, we present ROAD, a general framework to evaluate Location-Dependent Spatial Queries (LDSQ)s that searches for spatial objects on road networks. By exploiting search...
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
Counting in general, and estimating the cardinality of (multi-) sets in particular, is highly desirable for a large variety of applications, representing a foundational block for ...
SIGMOD
2009
ACM
14 years 8 months ago
2009
ACM
We consider the problem of collectively approximating a set of sensor signals using the least amount of space so that any individual signal can be efficiently reconstructed within...