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» A parallel search algorithm for CLNS addition optimization
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108
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SIGMOD
2003
ACM
146views Database» more  SIGMOD 2003»
16 years 28 days ago
Estimating Compilation Time of a Query Optimizer
A query optimizer compares alternative plans in its search space to find the best plan for a given query. Depending on the search space and the enumeration algorithm, optimizers v...
Ihab F. Ilyas, Jun Rao, Guy M. Lohman, Dengfeng Ga...
TCOM
2008
151views more  TCOM 2008»
15 years 20 days ago
Low complexity MIMO scheduling with channel decomposition using capacity upperbound
Abstract In multiuser MIMO systems, the base station schedules transmissions to a group of users simultaneously. Since the data transmitted to each user are different, in order to ...
Xiaojie Zhang, Jungwoo Lee
91
Voted
ICDE
2010
IEEE
203views Database» more  ICDE 2010»
15 years 5 months ago
Optimizing ETL workflows for fault-tolerance
Extract-Transform-Load (ETL) processes play an important role in data warehousing. Typically, design work on ETL has focused on performance as the sole metric to make sure that the...
Alkis Simitsis, Kevin Wilkinson, Umeshwar Dayal, M...
123
Voted
IPPS
2007
IEEE
15 years 7 months ago
Optimal Assignment of a Tree-Structured Context Reasoning Procedure onto a Host-Satellites System
In this paper, we study the problem of an optimal assignment of a tree-structured context reasoning procedure onto the computation resources in a hostsatellites configuration. The...
Hailiang Mei, Pravin Pawar, Ing Widya
134
Voted
IPPS
2007
IEEE
15 years 7 months ago
Formal Analysis for Debugging and Performance Optimization of MPI
High-end computing is universally recognized to be a strategic tool for leadership in science and technology. A significant portion of high-end computing is conducted on clusters...
Ganesh Gopalakrishnan, Robert M. Kirby