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» On the Feasibility of Consistent Computations
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SPAA
2003
ACM
16 years 13 days ago
The complexity of verifying memory coherence
The general problem of verifying coherence for shared-memory multiprocessor executions is NP-Complete. Verifying memory consistency models is therefore NP-Hard, because memory con...
Jason F. Cantin, Mikko H. Lipasti, James E. Smith
IPPS
2007
IEEE
16 years 1 months ago
Online Aggregation over Trees
Consider a distributed network with nodes arranged in a tree, and each node having a local value. We consider the problem of aggregating values (e.g., summing values) from all nod...
C. Greg Plaxton, Mitul Tiwari, Praveen Yalagandula
GG
2008
Springer
15 years 8 months ago
Formal Analysis of Model Transformations Based on Triple Graph Rules with Kernels
Abstract. Triple graph transformation has become an important approach for model transformations. Triple graphs consist of a source, a target and a connection graph. The correspond...
Hartmut Ehrig, Ulrike Prange
STOC
2005
ACM
184views Algorithms» more  STOC 2005»
16 years 22 days ago
Coresets in dynamic geometric data streams
A dynamic geometric data stream consists of a sequence of m insert/delete operations of points from the discrete space {1, . . . , ∆}d [26]. We develop streaming (1 + )-approxim...
Gereon Frahling, Christian Sohler
MSS
2005
IEEE
149views Hardware» more  MSS 2005»
16 years 23 days ago
Communicating Quality of Service Requirements to an Object-Based Storage Device
Obtaining consistent bandwidth with predictable latency from disk-based storage systems has proven difficult due to the storage system’s inability to understand Quality of Serv...
Kevin KleinOsowski, Thomas Ruwart, David J. Lilja