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EUROPAR
2003
Springer
14 years 2 months ago
Obtaining Hardware Performance Metrics for the BlueGene/L Supercomputer
Hardware performance monitoring is the basis of modern performance analysis tools for application optimization. We are interested in providing such performance analysis tools for t...
Pedro Mindlin, José R. Brunheroto, Luiz De ...
PPL
2008
75views more  PPL 2008»
13 years 8 months ago
Modeling the Performance of Communication Schemes on Network Topologies
This paper investigates the influence of the interconnection network topology of a parallel system on the delivery time of an ensemble of messages, called the communication scheme...
Jan Lemeire, Erik F. Dirkx, Walter Colitti
CLEF
2008
Springer
13 years 10 months ago
Robust Question Answering for Speech Transcripts: UPC Experience in QAst 2008
This paper describes the participation of the Technical University of Catalonia in the CLEF 2008 Question Answering on Speech Transcripts track. We have participated in the Englis...
Pere Comas, Jordi Turmo
IPPS
2008
IEEE
14 years 3 months ago
Towards feasibility and scalability of text search in peer-to-peer systems
— In this paper, we introduce a search engine, Dgoogle, designed for large scale P2P systems. Dgoogle is purely text-based, does not organize documents based on pre-defined keyw...
A. Lal, V. Gupta, Khaled Harfoush, Injong Rhee
WWW
2001
ACM
14 years 9 months ago
Learning search engine specific query transformations for question answering
We introduce a method for learning query transformations that improves the ability to retrieve answers to questions from an information retrieval system. During the training stage...
Eugene Agichtein, Steve Lawrence, Luis Gravano