Sciweavers

1125 search results - page 27 / 225
» Dependability in Aggregation by Averaging
Sort
View
CN
2008
127views more  CN 2008»
13 years 9 months ago
Decentralized detection of global threshold crossings using aggregation trees
The timely detection that a monitored variable has crossed a given threshold is a fundamental requirement for many network management applications. A challenge is the detection of ...
Fetahi Wuhib, Mads Dam, Rolf Stadler
PODS
2011
ACM
238views Database» more  PODS 2011»
13 years 14 days ago
Beyond simple aggregates: indexing for summary queries
Database queries can be broadly classified into two categories: reporting queries and aggregation queries. The former retrieves a collection of records from the database that mat...
Zhewei Wei, Ke Yi
JMLR
2011
105views more  JMLR 2011»
13 years 4 months ago
Posterior Sparsity in Unsupervised Dependency Parsing
A strong inductive bias is essential in unsupervised grammar induction. In this paper, we explore a particular sparsity bias in dependency grammars that encourages a small number ...
Jennifer Gillenwater, Kuzman Ganchev, João ...
PODS
2001
ACM
127views Database» more  PODS 2001»
14 years 9 months ago
Optimal Aggregation Algorithms for Middleware
Assume that each object in a database has m grades, or scores, one for each of m attributes. For example, an object can have a color grade, that tells how red it is, and a shape g...
Ronald Fagin, Amnon Lotem, Moni Naor
CODES
2008
IEEE
14 years 4 months ago
Static analysis of processor stall cycle aggregation
Processor Idle Cycle Aggregation (PICA) is a promising approach for low power execution of processors, in which small memory stalls are aggregated to create a large one, and the p...
Jongeun Lee, Aviral Shrivastava