Presentation 2013/3/11
Compact and Fast Indices Based on Zero-Suppressed Binary Decision Diagrams
Shuhei DENZUMI, Jun KAWAHARA, Koji TSUDA, Hiroki ARIMURA, Shin-ichi MINATO, Kunihiko SADAKANE,
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Abstract(in English) In many real-life problems, we are often faced with manipulating families of sets. Manipulation of large-scale set families is one of the important fundamental techniques for web information retrieval, integration, and mining. For this purpose, a special type of binary decision diagram (BDD), called Zero-suppressed BDDs (ZDDs)js used. However there is a problem of huge required space for storing ZDDs and slow membership operations. This paper introduces DenseZDD, a compressed index for static ZDDs. Our technique not only indexes set families compactly but also executes fast membership operations. We also propose a hybrid method of DenseZDD and ordinary ZDDs to make the index dynamic.
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Keyword(in English) BDD / ZDD / succinct data structure / DenseZDD
Paper # C0MP2012-56
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Committee COMP
Conference Date 2013/3/11(1days)
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Registration To Theoretical Foundations of Computing (COMP)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Compact and Fast Indices Based on Zero-Suppressed Binary Decision Diagrams
Sub Title (in English)
Keyword(1) BDD
Keyword(2) ZDD
Keyword(3) succinct data structure
Keyword(4) DenseZDD
1st Author's Name Shuhei DENZUMI
1st Author's Affiliation Graduate School of Information Science and Technology, Hokkaido University()
2nd Author's Name Jun KAWAHARA
2nd Author's Affiliation Nara Institute of Science and Technology
3rd Author's Name Koji TSUDA
3rd Author's Affiliation AIST Computational Biology Research Center:JST ERATO Minato Discrete Structure Manipulation System Project
4th Author's Name Hiroki ARIMURA
4th Author's Affiliation Graduate School of Information Science and Technology, Hokkaido University
5th Author's Name Shin-ichi MINATO
5th Author's Affiliation Graduate School of Information Science and Technology, Hokkaido University:JST ERATO Minato Discrete Structure Manipulation System Project
6th Author's Name Kunihiko SADAKANE
6th Author's Affiliation National Institute of Informatics
Date 2013/3/11
Paper # C0MP2012-56
Volume (vol) vol.112
Number (no) 498
Page pp.pp.-
#Pages 8
Date of Issue