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ECIR
2010
Springer
13 years 9 months ago
Learning to Select a Ranking Function
Abstract. Learning To Rank (LTR) techniques aim to learn an effective document ranking function by combining several document features. While the function learned may be uniformly ...
Jie Peng, Craig Macdonald, Iadh Ounis
EUROSYS
2007
ACM
14 years 4 months ago
Competitive prefetching for concurrent sequential I/O
During concurrent I/O workloads, sequential access to one I/O stream can be interrupted by accesses to other streams in the system. Frequent switching between multiple sequential ...
Chuanpeng Li, Kai Shen, Athanasios E. Papathanasio...
SIGMOD
2011
ACM
220views Database» more  SIGMOD 2011»
12 years 10 months ago
Zephyr: live migration in shared nothing databases for elastic cloud platforms
Multitenant data infrastructures for large cloud platforms hosting hundreds of thousands of applications face the challenge of serving applications characterized by small data foo...
Aaron J. Elmore, Sudipto Das, Divyakant Agrawal, A...
MM
2003
ACM
118views Multimedia» more  MM 2003»
14 years 28 days ago
PROMISE: peer-to-peer media streaming using CollectCast
We present the design, implementation, and evaluation of PROMISE, a novel peer-to-peer media streaming system encompassing the key functions of peer lookup, peer-based aggregated ...
Mohamed Hefeeda, Ahsan Habib, Boyan Botev, Dongyan...
HPDC
2008
IEEE
14 years 2 months ago
Ontological framework for a free-form query based grid search engine
If the model of free-form queries, which has proved successful for HTML based search on the Web, is made available for Grid services, it will serve as a powerful tool for scientis...
Chaitali Gupta, Rajdeep Bhowmik, Madhusudhan Govin...