Vol-502 Copyright © 2009 for the individual papers by the papers' authors. Copying permitted for private and academic purposes. Re-publication of material from this volume requires permission by the copyright owners. This volume is published by its editors.

PAN-09
3rd Workshop on
Uncovering Plagiarism, Authorship and Social Software Misuse
and
1st International Competition on Plagiarism Detection

Proceedings of the SEPLN'09 Workshop on
Uncovering Plagiarism, Authorship and Social Software Misuse

San Sebastian (Donostia), Spain, September 10, 2009.

Benno Stein *
Paolo Rosso +
Efstathios Stamatatos #
Moshe Koppel %
Eneko Agirre ~

Martin Potthast *
Andreas Eiselt *
Alberto Barrón-Cedeño +

* Bauhaus University Weimar, Faculty of Media / Media Systems, 99423 Weimar, Germany
+ Technical University of Valencia, Dept. of Information Systems and Computation, 46022 Valencia, Spain
# University of the Aegean, Dept. of Information and Communication Systems Engineering, 83200 Karlovassi, Samos, Greece
% Bar-Ilan University, Dept. of Computer Science, 52900 Ramat-Gan, Israel
~ University of the Basque Country, Dept. of Computer Science, 20018 Donostia, Spain

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Proceedings in a single PDF file

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Table of Contents

Introduction

1. Overview of the 1st International Competition on Plagiarism Detection
   Martin Potthast, Benno Stein, Andreas Eiselt, Alberto Barrón Cedeño, Paolo Rosso, pp. 1-9

External Plagiarism Detection

2. ENCOPLOT: Pairwise Sequence Matching in Linear Time Applied to Plagiarism Detection
   Cristian Grozea, Christian Gehl, Marius Popescu, pp. 10-18
3. A Plagiarism Detection Procedure in Three Steps: Selection, Matches and "Squares"
   Chiara Basile, Dario Benedetto, Emanuele Caglioti, Giampaolo Cristadoro, Mirko Degli Esposti, pp. 19-23
4. Finding Plagiarism by Evaluating Document Similarities
   Jan Kasprzak, Michal Brandejs, Miroslav Křipač, pp. 24-28
5. Tackling the PAN'09 External Plagiarism Detection Corpus with a Desktop Plagiarism Detector
   James A. Malcolm, Peter C. R. Lane, pp. 29-33
6. Putting Ourselves in SME's Shoes: Automatic Detection of Plagiarism by the WCopyFind Tool
   Enrique Vallés Balaguer, pp. 34-35
7. Using Microsoft SQL Server Platform for Plagiarism Detection
   Vladislav Scherbinin, Sergey Butakov, pp. 36-37

Intrinsic Plagiarism Detection and Authorship Identification

8. Intrinsic Plagiarism Detection Using Character n-gram Profiles
   Efstathios Stamatatos, pp. 38-46
9. External and Intrinsic Plagiarism Detection using Vector Space Models
   Mario Zechner, Markus Muhr, Roman Kern, Michael Granitzer, pp. 47-55
10. Intrinsic Plagiarism Detection Using Complexity Analysis
    Leanne Seaward, Stan Matwin, pp. 56-61
11. Ordinal Measures in Authorship Identification
    Liviu P. Dinu, Marius Popescu, pp. 62-66
12. "Counter Plagiarism Detection Software" and "Counter Counter Plagiarism Detection" Methods
    Yurii Palkovskii, pp. 67-68