Faster Two Dimensional Pattern Matching with Rotations

A. Amihood, Oren Kapah, Dekel Tsur

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

Abstract

The most efficient currently known algorithms for two dimensional matching with rotation have a worst case time complexity of O(n 2 m 3), where the size of the text is n 2 and the size of the pattern is m 2. In this paper we present two algorithms for the two dimensional rotated matching problem whose running time is O(n 2 m 2). The preprocessing time of the first algorithms is O(m 5) and the preprocessing time of the second algorithm is O(m 4).
Original languageAmerican English
Title of host publication15th Annual Symposium, CPM 2004
EditorsSuleyman Cenk, Sahinalp S. Muthukrishnan, Ugur Dogrusoz
PublisherSpringer Berlin Heidelberg
StatePublished - 2004

Bibliographical note

Place of conference:Istanbul, Turkey

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