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ASPLOS
2011
ACM
14 years 7 months ago
NV-Heaps: making persistent objects fast and safe with next-generation, non-volatile memories
nt, user-defined objects present an attractive abstraction for working with non-volatile program state. However, the slow speed of persistent storage (i.e., disk) has restricted ...
Joel Coburn, Adrian M. Caulfield, Ameen Akel, Laur...
CCS
2005
ACM
15 years 9 months ago
Fast dictionary attacks on passwords using time-space tradeoff
Human-memorable passwords are a mainstay of computer security. To decrease vulnerability of passwords to bruteforce dictionary attacks, many organizations enforce complicated pass...
Arvind Narayanan, Vitaly Shmatikov
SEMWEB
2010
Springer
15 years 1 months ago
SPARQL Query Optimization on Top of DHTs
We study the problem of SPARQL query optimization on top of distributed hash tables. Existing works on SPARQL query processing in such environments have never been implemented in a...
Zoi Kaoudi, Kostis Kyzirakos, Manolis Koubarakis
AIPS
2008
15 years 6 months ago
Fast Planning for Dynamic Preferences
We present an algorithm that quickly finds optimal plans for unforeseen agent preferences within graph-based planning domains where actions have deterministic outcomes and action ...
Brian Ziebart, Anind K. Dey, J. Andrew Bagnell
BNCOD
1997
111views Database» more  BNCOD 1997»
15 years 5 months ago
Improved and Optimized Partitioning Techniques in Database Query Processing
Abstract. In this paper we present two improvements to the partitioning process: 1) A new dynamic bu er management strategy is employed to increase the average block size of I/O-tr...
Kjell Bratbergsengen, Kjetil Nørvåg