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Overview of the Author Identification Task at PAN-2017: Style Breach Detection and Author Clustering

Michael Tschuggnall, Efstathios Stamatatos, Ben Verhoeven, Walter Daelemans, Günther Specht, Benno Stein, Martin Potthast
2017 Conference and Labs of the Evaluation Forum  
We received three submissions for the style breach detection task and six submissions for the author clustering task; we analyze the submissions with different baselines while highlighting their strengths  ...  In this regard two basic prerequisites need to be addressed: (1) style breach detection, i.e., the segmenting of a text into stylistically homogeneous parts, and (2) author clustering, i.e., the grouping  ...  In this paper we present an overview of the shared tasks in style breach detection and author clustering at PAN-2017.  ... 
dblp:conf/clef/TschuggnallSVDS17 fatcat:o4ep42f4pjdvbfkzl5zfclnnsu

Overview of the Author Identification Task at PAN-2018: Cross-domain Authorship Attribution and Style Change Detection

Mike Kestemont, Michael Tschuggnall, Efstathios Stamatatos, Walter Daelemans, Günther Specht, Benno Stein, Martin Potthast
2018 Conference and Labs of the Evaluation Forum  
Approaches specifically tackling the similar style breach detection task at PAN 2017 also utilize typical stylometric features such as bags of character n-grams, frequencies of function words, and other  ...  Starting from intrinsic plagiarism detection [33] , the focus went from clustering authors within documents [48] to the detection of positions where the style, i.e., the authorship, changes [50] .  ...  To this end, the style breach detection task at PAN 2017 aimed to find the exact border positions within a document where the authorship changes.  ... 
dblp:conf/clef/KestemontTSDSSP18 fatcat:claxc33fvfdqpnl5cznehjvkzy

Overview of PAN'17 [chapter]

Martin Potthast, Francisco Rangel, Michael Tschuggnall, Efstathios Stamatatos, Paolo Rosso, Benno Stein
2017 Lecture Notes in Computer Science  
This paper gives a high-level overview of each of the three shared tasks organized this year, namely author identification, author profiling, and author obfuscation.  ...  Abstract The PAN 2017 shared tasks on digital text forensics were held in conjunction with the annual CLEF conference.  ...  Acknowledgements Our special thanks go to all of PAN's participants, to Symanto Group 2 for sponsoring PAN and to MeaningCloud 3 for sponsoring the author profiling shared task award.  ... 
doi:10.1007/978-3-319-65813-1_25 fatcat:mwcxd74zmvf6jdf243ur2t7a4y

A novel framework for author obfuscation using generalised differential privacy

Natasha Fernandes
In this thesis, we show to apply generalised differential privacy to author obfuscation, drawing inspiration from the example of geo-location privacy, and utilising existing tools and methods from the  ...  The problem of obfuscating the authorship of a text document has received little attention in the literature to date.  ...  A suite of automated author verification tools is used to evaluate safeness. 1The PAN 2017 author obfuscation task is identical, but for the purposes of this thesis, the PAN 2016 will be referred to as  ... 
doi:10.25949/19434467.v1 fatcat:miqt6oqyezcr7esgmwzv5a23ty