Efstathios Stamatatos

ORCID

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 48

Top Venues

Publications

Janek Bevendorff, Matti Wiegmann, Jussi Karlgren, Luise Dürlich, Evangelia Gogoulou, Aarne Talman, Efstathios Stamatatos, Martin Potthast, Benno Stein
Overview of the "Voight-Kampff" Generative AI Authorship Verification Task at PAN and ELOQUENT 2024. CLEF (Working Notes) (2024)
Janek Bevendorff, Xavier Bonet Casals, Berta Chulvi, Daryna Dementieva, Ashaf Elnagar, Dayne Freitag, Maik Fröbe, Damir Korencic, Maximilian Mayerl, Animesh Mukherjee, Alexander Panchenko, Martin Potthast, Francisco Rangel, Paolo Rosso, Alisa Smirnova, Efstathios Stamatatos, Benno Stein, Mariona Taulé, Dmitry Ustalov, Matti Wiegmann, Eva Zangerle
Overview of PAN 2024: Multi-author Writing Style Analysis, Multilingual Text Detoxification, Oppositional Thinking Analysis, and Generative AI Authorship Verification - Extended Abstract. ECIR (6) (2024)
Janek Bevendorff, Ian Borrego-Obrador, Mara Chinea-Rios, Marc Franco-Salvador, Maik Fröbe, Annina Heini, Krzysztof Kredens, Maximilian Mayerl, Piotr Pezik, Martin Potthast, Francisco Rangel, Paolo Rosso, Efstathios Stamatatos, Benno Stein, Matti Wiegmann, Magdalena Wolska, Eva Zangerle
Overview of PAN 2023: Authorship Verification, Multi-Author Writing Style Analysis, Profiling Cryptocurrency Influencers, and Trigger Detection - Condensed Lab Overview. CLEF (2023)
Efstathios Stamatatos, Krzysztof Kredens, Piotr Pezik, Annina Heini, Janek Bevendorff, Benno Stein, Martin Potthast
Overview of the Authorship Verification Task at PAN 2023. CLEF (Working Notes) (2023)
Janek Bevendorff, Mara Chinea-Rios, Marc Franco-Salvador, Annina Heini, Erik Körner, Krzysztof Kredens, Maximilian Mayerl, Piotr Pezik, Martin Potthast, Francisco Rangel, Paolo Rosso, Efstathios Stamatatos, Benno Stein, Matti Wiegmann, Magdalena Wolska, Eva Zangerle
Overview of PAN 2023: Authorship Verification, Multi-author Writing Style Analysis, Profiling Cryptocurrency Influencers, and Trigger Detection - Extended Abstract. ECIR (3) (2023)
Efstathios Stamatatos, Mike Kestemont, Krzysztof Kredens, Piotr Pezik, Annina Heini, Janek Bevendorff, Benno Stein, Martin Potthast
Overview of the Authorship Verification Task at PAN 2022. CLEF (Working Notes) (2022)
Janek Bevendorff, Berta Chulvi, Elisabetta Fersini, Annina Heini, Mike Kestemont, Krzysztof Kredens, Maximilian Mayerl, Reynier Ortega-Bueno, Piotr Pezik, Martin Potthast, Francisco Rangel, Paolo Rosso, Efstathios Stamatatos, Benno Stein, Matti Wiegmann, Magdalena Wolska, Eva Zangerle
Overview of PAN 2022: Authorship Verification, Profiling Irony and Stereotype Spreaders, and Style Change Detection. CLEF (2022)
Janek Bevendorff, Berta Chulvi, Elisabetta Fersini, Annina Heini, Mike Kestemont, Krzysztof Kredens, Maximilian Mayerl, Reyner Ortega-Bueno, Piotr Pezik, Martin Potthast, Francisco Rangel, Paolo Rosso, Efstathios Stamatatos, Benno Stein, Matti Wiegmann, Magdalena Wolska, Eva Zangerle
Overview of PAN 2022: Authorship Verification, Profiling Irony and Stereotype Spreaders, Style Change Detection, and Trigger Detection - Extended Abstract. ECIR (2) (2022)
Janek Bevendorff, Berta Chulvi, Gretel Liz De la Peña Sarracén, Mike Kestemont, Enrique Manjavacas, Ilia Markov, Maximilian Mayerl, Martin Potthast, Francisco Rangel, Paolo Rosso, Efstathios Stamatatos, Benno Stein, Matti Wiegmann, Magdalena Wolska, Eva Zangerle
Overview of PAN 2021: Authorship Verification, Profiling Hate Speech Spreaders on Twitter, and Style Change Detection. CLEF (2021)
Mike Kestemont, Enrique Manjavacas, Ilia Markov, Janek Bevendorff, Matti Wiegmann, Efstathios Stamatatos, Benno Stein, Martin Potthast
Overview of the Cross-Domain Authorship Verification Task at PAN 2021. CLEF (Working Notes) (2021)
Georgios Barlas, Efstathios Stamatatos
A transfer learning approach to cross-domain authorship attribution. Evol. Syst. 12 (3) (2021)
Janek Bevendorff, Berta Chulvi, Gretel Liz De la Peña Sarracén, Mike Kestemont, Enrique Manjavacas, Ilia Markov, Maximilian Mayerl, Martin Potthast, Francisco Manuel Rangel Pardo, Paolo Rosso, Efstathios Stamatatos, Benno Stein, Matti Wiegmann, Magdalena Wolska, Eva Zangerle
Overview of PAN 2021: Authorship Verification, Profiling Hate Speech Spreaders on Twitter, and Style Change Detection - Extended Abstract. ECIR (2) (2021)
Georgia Frantzeskou, Stephen G. MacDonell, Efstathios Stamatatos, Stelios Georgiou, Stefanos Gritzalis
The significance of user-defined identifiers in Java source code authorship identification. CoRR (2021)
Georgios Barlas, Efstathios Stamatatos
Cross-Domain Authorship Attribution Using Pre-trained Language Models. AIAI (1) (2020)
Janek Bevendorff, Bilal Ghanem, Anastasia Giachanou, Mike Kestemont, Enrique Manjavacas, Martin Potthast, Francisco M. Rangel Pardo, Paolo Rosso, Günther Specht, Efstathios Stamatatos, Benno Stein, Matti Wiegmann, Eva Zangerle
Shared Tasks on Authorship Analysis at PAN 2020. ECIR (2) (2020)
Mike Kestemont, Enrique Manjavacas, Ilia Markov, Janek Bevendorff, Matti Wiegmann, Efstathios Stamatatos, Martin Potthast, Benno Stein
Overview of the Cross-Domain Authorship Verification Task at PAN 2020. CLEF (Working Notes) (2020)
Janek Bevendorff, Bilal Ghanem, Anastasia Giachanou, Mike Kestemont, Enrique Manjavacas, Ilia Markov, Maximilian Mayerl, Martin Potthast, Francisco M. Rangel Pardo, Paolo Rosso, Günther Specht, Efstathios Stamatatos, Benno Stein, Matti Wiegmann, Eva Zangerle
Overview of PAN 2020: Authorship Verification, Celebrity Profiling, Profiling Fake News Spreaders on Twitter, and Style Change Detection. CLEF (2020)
Nektaria Potha, Efstathios Stamatatos
Improved algorithms for extrinsic author verification. Knowl. Inf. Syst. 62 (5) (2020)
Sebastian Bischoff, Niklas Deckers, Marcel Schliebs, Ben Thies, Matthias Hagen, Efstathios Stamatatos, Benno Stein, Martin Potthast
The Importance of Suppressing Domain Style in Authorship Analysis. CoRR (2020)
Javier Sánchez-Junquera, Luis Villaseñor Pineda, Manuel Montes-y-Gómez, Paolo Rosso, Efstathios Stamatatos
Masking domain-specific information for cross-domain deception detection. Pattern Recognit. Lett. 135 (2020)
Nektaria Potha, Efstathios Stamatatos
Improving author verification based on topic modeling. J. Assoc. Inf. Sci. Technol. 70 (10) (2019)
Fernando Sánchez-Vega, Esaú Villatoro-Tello, Manuel Montes-y-Gómez, Paolo Rosso, Efstathios Stamatatos, Luis Villaseñor Pineda
Paraphrase plagiarism identification with character-level features. Pattern Anal. Appl. 22 (2) (2019)
Dimitrios A. Pritsos, Anderson Rocha, Efstathios Stamatatos
Open-Set Web Genre Identification Using Distributional Features and Nearest Neighbors Distance Ratio. ECIR (2) (2019)
Nektaria Potha, Efstathios Stamatatos
Dynamic Ensemble Selection for Author Verification. ECIR (1) (2019)
Martin Potthast, Paolo Rosso, Efstathios Stamatatos, Benno Stein
A Decade of Shared Tasks in Digital Text Forensics at PAN. ECIR (2) (2019)
Mike Kestemont, Efstathios Stamatatos, Enrique Manjavacas, Walter Daelemans, Martin Potthast, Benno Stein
Overview of the Cross-domain Authorship Attribution Task at PAN 2019. CLEF (Working Notes) (2019)
Walter Daelemans, Mike Kestemont, Enrique Manjavacas, Martin Potthast, Francisco M. Rangel Pardo, Paolo Rosso, Günther Specht, Efstathios Stamatatos, Benno Stein, Michael Tschuggnall, Matti Wiegmann, Eva Zangerle
Overview of PAN 2019: Bots and Gender Profiling, Celebrity Profiling, Cross-Domain Authorship Attribution and Style Change Detection. CLEF (2019)
Mike Kestemont, Michael Tschuggnall, Efstathios Stamatatos, Walter Daelemans, Günther Specht, Benno Stein, Martin Potthast
Overview of the Author Identification Task at PAN-2018: Cross-domain Authorship Attribution and Style Change Detection. CLEF (Working Notes) (2018)
Nektaria Potha, Efstathios Stamatatos
Intrinsic Author Verification Using Topic Modeling. SETN (2018)
Dimitrios A. Pritsos, Efstathios Stamatatos
Open set evaluation of web genre identification. Lang. Resour. Evaluation 52 (4) (2018)
Efstathios Stamatatos, Francisco M. Rangel Pardo, Michael Tschuggnall, Benno Stein, Mike Kestemont, Paolo Rosso, Martin Potthast
Overview of PAN 2018 - Author Identification, Author Profiling, and Author Obfuscation. CLEF (2018)
Nikos Manousakis, Efstathios Stamatatos
Devising Rhesus: A strange 'collaboration' between Aeschylus and Euripides. Digit. Scholarsh. Humanit. 33 (2) (2018)
Efstathios Stamatatos
Masking topic-related information to enhance authorship attribution. J. Assoc. Inf. Sci. Technol. 69 (3) (2018)
Ilia Markov, Efstathios Stamatatos, Grigori Sidorov
Improving Cross-Topic Authorship Attribution: The Role of Pre-Processing. CICLing (2) (2017)
Nektaria Potha, Efstathios Stamatatos
An Improved Impostors Method for Authorship Verification. CLEF (2017)
Martin Potthast, Francisco M. Rangel Pardo, Michael Tschuggnall, Efstathios Stamatatos, Paolo Rosso, Benno Stein
Overview of PAN'17 - Author Identification, Author Profiling, and Author Obfuscation. CLEF (2017)
Michael Tschuggnall, Efstathios Stamatatos, Ben Verhoeven, Walter Daelemans, Günther Specht, Benno Stein, Martin Potthast
Overview of the Author Identification Task at PAN-2017: Style Breach Detection and Author Clustering. CLEF (Working Notes) (2017)
Efstathios Stamatatos
Authorship Attribution Using Text Distortion. EACL (1) (2017)
Anderson Rocha, Walter J. Scheirer, Christopher W. Forstall, Thiago Cavalcante, Antonio Theophilo, Bingyu Shen, Ariadne Carvalho, Efstathios Stamatatos
Authorship Attribution for Social Media Forensics. IEEE Trans. Inf. Forensics Secur. 12 (1) (2017)
Eva D'hondt, Cyril Grouin, Aurélie Névéol, Efstathios Stamatatos, Pierre Zweigenbaum
Detection of Text Reuse in French Medical Corpora. BioTxtM@COLING 2016 (2016)
Efstathios Stamatatos, Michael Tschuggnall, Ben Verhoeven, Walter Daelemans, Günther Specht, Benno Stein, Martin Potthast
Clustering by Authorship Within and Across Documents. CLEF (Working Notes) (2016)
Efstathios Stamatatos
Authorship Verification: A Review of Recent Advances. Res. Comput. Sci. 123 (2016)
Paolo Rosso, Francisco M. Rangel Pardo, Martin Potthast, Efstathios Stamatatos, Michael Tschuggnall, Benno Stein
Overview of PAN'16 - New Challenges for Authorship Analysis: Cross-Genre Profiling, Clustering, Diarization, and Obfuscation. CLEF (2016)
Martin Potthast, Sarah Braun, Tolga Buz, Fabian Duffhauss, Florian Friedrich, Jörg Marvin Gülzow, Jakob Köhler, Winfried Lötzsch, Fabian Müller, Maike Elisa Müller, Robert Paßmann, Bernhard Reinke, Lucas Rettenmeier, Thomas Rometsch, Timo Sommer, Michael Träger, Sebastian Wilhelm, Benno Stein, Efstathios Stamatatos, Matthias Hagen
Who Wrote the Web? Revisiting Influential Author Identification Research Applicable to Information Retrieval. ECIR (2016)
Adrián Pastor López-Monroy, Manuel Montes-y-Gómez, Hugo Jair Escalante, Luis Villaseñor Pineda, Efstathios Stamatatos
Discriminative subprofile-specific representations for author profiling in social media. Knowl. Based Syst. 89 (2015)
Dimitrios A. Pritsos, Efstathios Stamatatos
The Impact of Noise in Web Genre Identification. CLEF (2015)
Efstathios Stamatatos, Martin Potthast, Francisco M. Rangel Pardo, Paolo Rosso, Benno Stein
Overview of the PAN/CLEF 2015 Evaluation Lab. CLEF (2015)
Efstathios Stamatatos, Walter Daelemans, Ben Verhoeven, Patrick Juola, Aurelio López-López, Martin Potthast, Benno Stein
Overview of the Author Identification Task at PAN 2015. CLEF (Working Notes) (2015)
Nektaria Potha, Efstathios Stamatatos
A Profile-Based Method for Authorship Verification. SETN (2014)
Martin Potthast, Tim Gollub, Francisco M. Rangel Pardo, Paolo Rosso, Efstathios Stamatatos, Benno Stein
Improving the Reproducibility of PAN's Shared Tasks: - Plagiarism Detection, Author Identification, and Author Profiling. CLEF (2014)
R. Vijay Sundar Ram, Efstathios Stamatatos, Sobha Lalitha Devi
Identification of Plagiarism Using Syntactic and Semantic Filters. CICLing (2) (2014)
Grigori Sidorov, Francisco Velasquez, Efstathios Stamatatos, Alexander F. Gelbukh, Liliana Chanona-Hernández
Syntactic N-grams as machine learning features for natural language processing. Expert Syst. Appl. 41 (3) (2014)
Efstathios Stamatatos, Walter Daelemans, Ben Verhoeven, Benno Stein, Martin Potthast, Patrick Juola, Miguel A. Sánchez-Pérez, Alberto Barrón-Cedeño
Overview of the Author Identification Task at PAN 2014. CLEF (Working Notes) (2014)
Konstantinos Prokopiou, Ergina Kavallieratou, Efstathios Stamatatos
An image processing self-training system for ruling line removal algorithms. DSP (2013)
Patrick Juola, Efstathios Stamatatos
Overview of the Author Identification Task at PAN 2013. CLEF (Working Notes) (2013)
Francisco M. Rangel Pardo, Paolo Rosso, Moshe Koppel, Efstathios Stamatatos, Giacomo Inches
Overview of the Author Profiling Task at PAN 2013. CLEF (Working Notes) (2013)
Nikolaos Pappas, Georgios Katsimpras, Efstathios Stamatatos
Distinguishing the Popularity between Topics: A System for Up-to-Date Opinion Retrieval and Mining in the Web. CICLing (2) (2013)
Efstathios Stamatatos
Editorial. Int. J. Comput. Linguistics Appl. 4 (2) (2013)
Tim Gollub, Martin Potthast, Anna Beyer, Matthias Busse, Francisco M. Rangel Pardo, Paolo Rosso, Efstathios Stamatatos, Benno Stein
Recent Trends in Digital Text Forensics and Its Evaluation - Plagiarism Detection, Author Identification, and Author Profiling. CLEF (2013)
Efstathios Stamatatos
Editorial. Polibits 47 (2013)
Grigori Sidorov, Francisco Velasquez, Efstathios Stamatatos, Alexander F. Gelbukh, Liliana Chanona-Hernández
Syntactic Dependency-Based N-grams: More Evidence of Usefulness in Classification. CICLing (1) (2013)
Dimitrios A. Pritsos, Efstathios Stamatatos
Open-Set Classification for Automated Genre Identification. ECIR (2013)
Martin Potthast, Matthias Hagen, Tim Gollub, Martin Tippmann, Johannes Kiesel, Paolo Rosso, Efstathios Stamatatos, Benno Stein
Overview of the 5th International Competition on Plagiarism Detection. CLEF (Working Notes) (2013)
Nikolaos Pappas, Georgios Katsimpras, Efstathios Stamatatos
An Agent-Based Focused Crawling Framework for Topic- and Genre-Related Web Document Discovery. ICTAI (2012)
Nikolaos Pappas, Georgios Katsimpras, Efstathios Stamatatos
Extracting informative textual parts from web pages containing user-generated content. I-KNOW (2012)
Grigori Sidorov, Francisco Velasquez, Efstathios Stamatatos, Alexander F. Gelbukh, Liliana Chanona-Hernández
Syntactic Dependency-Based N-grams as Classification Features. MICAI (2) (2012)
Evangelos Chatzicharalampous, Georgia Frantzeskou, Efstathios Stamatatos
Author Identification in Imbalanced Sets of Source Code Samples. ICTAI (2012)
Efstathios Stamatatos
-grams. J. Assoc. Inf. Sci. Technol. 62 (12) (2011)
Ioannis Kourtis, Efstathios Stamatatos
Author Identification Using Semi-supervised Learning - Notebook for PAN at CLEF 2011. CLEF (Notebook Papers/Labs/Workshop) (2011)
Benno Stein, Martin Potthast, Paolo Rosso, Alberto Barrón-Cedeño, Efstathios Stamatatos, Moshe Koppel
Fourth international workshop on uncovering plagiarism, authorship, and social software misuse. SIGIR Forum 45 (1) (2011)
Efstathios Stamatatos
Plagiarism detection based on structural information. CIKM (2011)
Efstathios Stamatatos, Moshe Koppel
Plagiarism and authorship analysis: introduction to the special issue. Lang. Resour. Evaluation 45 (1) (2011)
Georgia Frantzeskou, Stephen G. MacDonell, Efstathios Stamatatos, Stelios Georgiou, Stefanos Gritzalis
The significance of user-defined identifiers in Java source code authorship identification. Comput. Syst. Sci. Eng. 26 (2) (2011)
Efstathios Stamatatos, Kostas Stergiou
Learning How to Propagate Using Random Probing. CPAIOR (2009)
Efstathios Stamatatos
A survey of modern authorship attribution methods. J. Assoc. Inf. Sci. Technol. 60 (3) (2009)
Ioannis Kanaris, Efstathios Stamatatos
Learning to recognize webpage genres. Inf. Process. Manag. 45 (5) (2009)
Georgia Frantzeskou, Stephen G. MacDonell, Efstathios Stamatatos, Stefanos Gritzalis
Examining the significance of high-level programming features in source code author classification. J. Syst. Softw. 81 (3) (2008)
Spyridon Plakias, Efstathios Stamatatos
Author Identification Using a Tensor Space Representation. ECAI (2008)
Efstathios Stamatatos
Author identification: Using text sampling to handle the class imbalance problem. Inf. Process. Manag. 44 (2) (2008)
Spyridon Plakias, Efstathios Stamatatos
Tensor Space Models for Authorship Identification. SETN (2008)
Efstathios Stamatatos
The Class Imbalance Problem in Author Identification. PAN (2007)
Ioannis Kanaris, Konstantinos Kanaris, Ioannis Houvardas, Efstathios Stamatatos
Words versus Character n-Grams for Anti-Spam Filtering. Int. J. Artif. Intell. Tools 16 (6) (2007)
Efstathios Stamatatos
Author Identification Using Imbalanced and Limited Training Texts. DEXA Workshops (2007)
Georgia Frantzeskou, Efstathios Stamatatos, Stefanos Gritzalis, Carole E. Chaski, Blake Stephen Howald
Identifying Authorship by Byte-Level N-Grams: The Source Code Author Profile (SCAP) Method. Int. J. Digit. EVid. 6 (1) (2007)
Ioannis Kanaris, Efstathios Stamatatos
Webpage Genre Identification Using Variable-Length Character n-Grams. ICTAI (2) (2007)
Benno Stein, Moshe Koppel, Efstathios Stamatatos
Plagiarism analysis, authorship identification, and near-duplicate detection PAN'07. SIGIR Forum 41 (2) (2007)
Ergina Kavallieratou, Efstathios Stamatatos
Adaptive Binarization of Historical Document Images. ICPR (3) (2006)
John Houvardas, Efstathios Stamatatos
N-Gram Feature Selection for Authorship Identification. AIMSA (2006)
Georgia Frantzeskou, Efstathios Stamatatos, Stefanos Gritzalis, Sokratis K. Katsikas
Effective identification of source code authors using byte-level information. ICSE (2006)
Ioannis Kanaris, Konstantinos Kanaris, Efstathios Stamatatos
Spam Detection Using Character N-Grams. SETN (2006)
Georgia Frantzeskou, Efstathios Stamatatos, Stefanos Gritzalis, Sokratis K. Katsikas
Source Code Author Identification Based on N-gram Author Profiles. AIAI (2006)
Ergina Kavallieratou, Efstathios Stamatatos
Improving the Quality of Degraded Document Images. DIAL (2006)
Efstathios Stamatatos
Authorship Attribution Based on Feature Set Subspacing Ensembles. Int. J. Artif. Intell. Tools 15 (5) (2006)
Efstathios Stamatatos
Text Sampling and Re-Sampling for Imbalanced Authorship Identification Cases. ECAI (2006)
Georgia Frantzeskou, Efstathios Stamatatos, Stefanos Gritzalis
Supporting the Cybercrime Investigation Process: Effective Discrimination of Source Code Authors Based on Byte-Level Information. ICETE (Selected Papers) (2005)
Georgia Frantzeskou, Efstathios Stamatatos, Stefanos Gritzalis
Supporting the cybercrime investigation process: Effective discrimination of source code authors based on byte-level information. ICETE (2005)
Efstathios Stamatatos, Gerhard Widmer
Automatic identification of music performers with learning ensembles. Artif. Intell. 165 (1) (2005)
Ergina Kavallieratou, Efstathios Stamatatos, Hera Antonopoulou
Machine-printed from handwritten text discrimination. IWFHR (2004)
Efstathios Stamatatos, Ergina Kavallieratou
Music Performer Verification Based on Learning Ensembles. SETN (2004)
Ergina Kavallieratou, Efstathios Stamatatos
Discrimination of Machine-Printed from Handwritten Text Using Simple Structural Characteristics. ICPR (1) (2004)

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Publication Activity (10 Years)

Top Topics

Top Venues

Efstathios Stamatatos