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CIKM
2009
Springer
16 years 28 days ago
A machine learning approach for improved BM25 retrieval
Despite the widespread use of BM25, there have been few studies examining its effectiveness on a document description over single and multiple field combinations. We determine t...
Krysta Marie Svore, Christopher J. C. Burges
CIKM
2009
Springer
16 years 28 days ago
Exploring relevance for clicks
Mining feedback information from user click-through data is an important issue for modern Web retrieval systems in terms of architecture analysis, performance evaluation and algor...
Rongwei Cen, Yiqun Liu, Min Zhang, Bo Zhou, Liyun ...
ISAAC
2009
Springer
132views Algorithms» more  ISAAC 2009»
16 years 27 days ago
Online Sorted Range Reporting
Abstract. We study the following one-dimensional range reporting problem: On an array A of n elements, support queries that given two indices i ≤ j and an integer k report the k ...
Gerth Stølting Brodal, Rolf Fagerberg, Mark...
DASFAA
2008
IEEE
105views Database» more  DASFAA 2008»
16 years 25 days ago
Redundant Array of Inexpensive Nodes for DWS
The DWS (Data Warehouse Striping) technique is a round-robin data partitioning approach especially designed for distributed data warehousing environments. In DWS the fact tables ar...
Jorge Vieira, Marco Vieira, Marco Costa, Henrique ...
IPPS
2007
IEEE
16 years 20 days ago
Replication Strategy in Unstructured Peer-to-Peer Systems
1 The unstructured Peer-to-Peer (P2P) systems usually use a “blind search” method to find the requested data object by propagating a query to a number of peers randomly. In or...
Guofu Feng, Yuquan Jiang, Guihai Chen, Qing Gu, Sa...