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CIKM
2006
Springer
14 years 11 days ago
A combination of trie-trees and inverted files for the indexing of set-valued attributes
Set-valued attributes frequently occur in contexts like marketbasked analysis and stock market trends. Late research literature has mainly focused on set containment joins and dat...
Manolis Terrovitis, Spyros Passas, Panos Vassiliad...
WISE
2009
Springer
14 years 5 months ago
Entry Pairing in Inverted File
Abstract. This paper proposes to exploit content and usage information to rearrange an inverted index for a full-text IR system. The idea is to merge the entries of two frequently ...
Hoang Thanh Lam, Raffaele Perego, Nguyen Thoi Minh...
NAR
2011
208views Computer Vision» more  NAR 2011»
12 years 11 months ago
The UCSC Genome Browser database: update 2011
The University of California, Santa Cruz Genome Browser (http://genome.ucsc.edu) offers online access to a database of genomic sequence and annotation data for a wide variety of o...
Pauline A. Fujita, Brooke L. Rhead, Ann S. Zweig, ...
DLOG
2011
13 years 5 days ago
Status QIO: An Update
We prove co-N2ExpTime-hardness for conjunctive query entailment in the description logic ALCOIF , thus improving the previously known 2ExpTime lower bound. The result transfers to ...
Birte Glimm, Yevgeny Kazakov, Carsten Lutz
INFOCOM
2006
IEEE
14 years 2 months ago
Data Synchronization Methods Based on ShuffleNet and Hypercube for Networked Information Systems
– In contrast to a typical single source of data updates in Internet applications, data files in a networked information system are often distributed, replicated, accessed and up...
David J. Houck, Kin K. Leung, Peter Winkler