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ICPIA
1992
15 years 8 months ago
Parallel Manipulations of Octrees and Quadtrees
Abstract. Octrees o er a powerful means for representing and manipulating 3-D objects. This paper presents an implementation of octree manipulations using a new approach on a share...
Vipin Chaudhary, K. Kamath, Prakash Arunachalam, J...
118
Voted
APPROX
2007
Springer
86views Algorithms» more  APPROX 2007»
15 years 8 months ago
Lower Bounds for Swapping Arthur and Merlin
We prove a lower bound for swapping the order of Arthur and Merlin in two-round MerlinArthur games using black-box techniques. Namely, we show that any AM-game requires time (t2 )...
Scott Diehl
DASFAA
2004
IEEE
158views Database» more  DASFAA 2004»
15 years 8 months ago
A Cost Model for Spatial Intersection Queries on RI-Trees
Abstract. The efficient management of interval sequences represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tr...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
ESORICS
2004
Springer
15 years 8 months ago
Information Flow Control Revisited: Noninfluence = Noninterference + Nonleakage
Abstract. We revisit the classical notion of noninterference for statebased systems, as presented by Rushby in 1992. We strengthen his results in several ways, in particular clarif...
David von Oheimb
CONCUR
2006
Springer
15 years 8 months ago
Proving Liveness by Backwards Reachability
Abstract. We present a new method for proving liveness and termination properties for fair concurrent programs, which does not rely on finding a ranking function or on computing th...
Parosh Aziz Abdulla, Bengt Jonsson, Ahmed Rezine, ...