705 search results - page 95 / 141 » Approximating Extended Answer Sets |
JUCS
2010
14 years 10 months ago
2010
Abstract: This paper discusses three rectilinear (that is, axis-parallel) covering problems in d dimensions and their variants. The first problem is the Rectilinear Line Cover whe...
76
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MCSS
2007
Springer
14 years 11 months ago
2007
Springer
We extend the classes of standard discrete- and continuous-time input/state/ output matrix systems by adding reverse internal and/or external channels. The reverse internal channe...
105
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SIAMJO
2008
14 years 11 months ago
2008
Given A := {a1, . . . , am} Rn and > 0, we propose and analyze two algorithms for the problem of computing a (1 + )-approximation to the radius of the minimum enclosing ball o...
PAM
2004
Springer
15 years 5 months ago
2004
Springer
Given that the global DNS system, especially at the higher root and top-levels, experiences significant query loads, we seek to answer the following questions: (1) How does the ch...
103
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VLDB
2004
ACM
15 years 5 months ago
2004
ACM
Declarative queries are proving to be an attractive paradigm for interacting with networks of wireless sensors. The metaphor that “the sensornet is a database” is problematic,...