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PVLDB
2010
149views more  PVLDB 2010»
15 years 3 months ago
GRAIL: Scalable Reachability Index for Large Graphs
Given a large directed graph, rapidly answering reachability queries between source and target nodes is an important problem. Existing methods for reachability trade-off indexing ...
Hilmi Yildirim, Vineet Chaoji, Mohammed Javeed Zak...
ICPR
2006
IEEE
16 years 6 months ago
Box-like Superquadric Recovery in Range Images by Fusing Region and Boundary Information
This work contributes to the robotic bin-picking problem, and more specifically to the problem of localizing piled box-like objects. We employ range imagery, and use box-like Supe...
Dimitrios I. Kosmopoulos, Dimitrios Katsoulas
POPL
2008
ACM
16 years 5 months ago
A logical account of pspace
We propose a characterization of PSPACE by means of a type assignment for an extension of lambda calculus with a conditional construction. The type assignment STAB is an extension...
Marco Gaboardi, Jean-Yves Marion, Simona Ronchi De...
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DCC
2007
IEEE
16 years 4 months ago
Type-Based Compression of XML Data
The extensible markup language XML has become indispensable in many areas, but a significant disadvantage is its size: tagging a set of data increases the space needed to store it...
Christopher League, Kenjone Eng
ICC
2009
IEEE
185views Communications» more  ICC 2009»
15 years 11 months ago
On the Security Performance of Physical-Layer Network Coding
—Physical-layer network coding (PLNC) is a novel wireless communication technology, in which multiple transmitters can send signals on the same channel to the same receiver at th...
Kejie Lu, Shengli Fu, Yi Qian, Tao Zhang