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CADE
2003
Springer
14 years 11 months ago
Proving Pointer Programs in Higher-Order Logic
This paper develops sound modelling and reasoning methods for imperative programs with pointers: heaps are modelled as mappings from addresses to values, and pointer structures are...
Farhad Mehta, Tobias Nipkow
GIS
2009
ACM
14 years 12 months ago
From GPS Traces to a Routable Road Map
This paper presents a method for automatically converting raw GPS traces from everyday vehicles into a routable road network. The method begins by smoothing raw GPS traces using a...
Lili Cao, John Krumm
STOC
2005
ACM
115views Algorithms» more  STOC 2005»
14 years 11 months ago
Lower-stretch spanning trees
We show that every weighted connected graph G contains as a subgraph a spanning tree into which the edges of G can be embedded with average stretch O log2 n log log n . Moreover, w...
Michael Elkin, Yuval Emek, Daniel A. Spielman, Sha...
IPPS
2005
IEEE
14 years 4 months ago
An Experimental Study of Parallel Biconnected Components Algorithms on Symmetric Multiprocessors (SMPs)
We present an experimental study of parallel biconnected components algorithms employing several fundamental parallel primitives, e.g., prefix sum, list ranking, sorting, connect...
Guojing Cong, David A. Bader
ICCSA
2004
Springer
14 years 4 months ago
Searching for 2D Spatial Network Holes
Research involving different forms of networks, such as internet networks, social networks, and cellular networks, has increasingly become an important field of study. From this wo...
Femke Reitsma, Shane Engel