On-line construction of symmetric compact directed acyclic word graphs

Shunsuke Inenaga, Hiromasa Hoshino, Ayumi Shinohara, Masayuki Takeda, Setsuo Arikawa

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

5 Citations (Scopus)

Abstract

The Compact Directed Acyclic Word Graph (CDAWG) is a space efficient data structure that supports indices of a string. The Symmetric Directed Acyclic Word Graph (SCDAWG) for a string w is a dual structure that supports indices of both w and the reverse of w simultaneously. Blumer et al. gave the first algorithm to construct an SCDAWG from a given string, that works in an off-line manner. In this paper, we show an on-line algorithm that constructs an SCDAWG from a given string directly.

Original languageEnglish
Title of host publicationProceedings - 8th Symposium on String Processing and Information Retrieval, SPIRE 2001
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages96-110
Number of pages15
ISBN (Electronic)0769511929, 9780769511924
DOIs
Publication statusPublished - 2001
Event8th Symposium on String Processing and Information Retrieval, SPIRE 2001 - Laguna de San Rafael, Chile
Duration: 2001 Nov 132001 Nov 15

Publication series

NameProceedings - 8th Symposium on String Processing and Information Retrieval, SPIRE 2001

Conference

Conference8th Symposium on String Processing and Information Retrieval, SPIRE 2001
Country/TerritoryChile
CityLaguna de San Rafael
Period01/11/1301/11/15

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