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SIGMOD
2010
ACM
214views Database» more  SIGMOD 2010»
15 years 11 months ago
ParaTimer: a progress indicator for MapReduce DAGs
Time-oriented progress estimation for parallel queries is a challenging problem that has received only limited attention. In this paper, we present ParaTimer, a new type of timere...
Kristi Morton, Magdalena Balazinska, Dan Grossman
KR
2010
Springer
15 years 11 months ago
Worst-Case Optimal Reasoning for the Horn-DL Fragments of OWL 1 and 2
Horn fragments of Description Logics (DLs) have gained popularity because they provide a beneficial trade-off between expressive power and computational complexity and, more spec...
Magdalena Ortiz, Sebastian Rudolph, Mantas Simkus
COMPGEOM
2004
ACM
15 years 10 months ago
Continuous path verification in multi-axis NC-machining
We introduce a new approach to the problem of collision detection between a rotating milling-cutter of an NC-machine and a model of a solid workpiece, as the rotating cutter conti...
Ron Wein, Oleg Ilushin, Gershon Elber, Dan Halperi...
APCSAC
2001
IEEE
15 years 10 months ago
Exploiting Java Instruction/Thread Level Parallelism with Horizontal Multithreading
Java bytecodes can be executed with the following three methods: a Java interpretor running on a particular machine interprets bytecodes; a Just-In-Time (JIT) compiler translates ...
Kenji Watanabe, Wanming Chu, Yamin Li
USENIX
2008
15 years 8 months ago
Vx32: Lightweight User-level Sandboxing on the x86
Code sandboxing is useful for many purposes, but most sandboxing techniques require kernel modifications, do not completely isolate guest code, or incur substantial performance co...
Bryan Ford, Russ Cox