Workshop Program

PAN is co-located with the CLEF conference and will be held from September 10 to 14, 2018.


September 10
09:00-10:30Labs Overviews
Overview of PAN 2018: Author Identification, Author Profiling, and Author Obfuscation
Efstathios Stamatatos, Francisco Rangel, Michael Tschuggnall, Benno Stein, Mike Kestemont, Paolo Rosso, Martin Potthast
11:00-12:30Best of Labs 2017
Hierarchical Clustering Analysis: The best-performing approach at PAN 2017 author clustering task
Helena Gómez-Adorno, Carolina Martín-Del-Campo-Rodríguez, Grigori Sidorov, Yuridiana Alemán, Darnes Vilariño Ayala and David Pinto
Session 1, Chair: Paolo Rosso
14:30-15:20Keynote: Profiling Depression and Anorexia in Social Media
David Losada
15:20-15:40Overview of the 6th Author Profiling Task at PAN 2018: Multimodal Gender Identification in Twitter
Francisco Rangel, Paolo Rosso, Manuel Montes-y-Gómez, Martin Potthast, Benno Stein
15:40-16:00Text and Image Synergy with Feature Cross Technique for Gender Identification
Takumi Takahashi, Takuji Tahara, Koki Nagatani, Yasuhide Miura, Tomoki Taniguchi, Tomoko Ohkuma
Session 2, Chair: Francisco Rangel
16:30-16:50Gender Identification in Twitter using N-grams and LSA
Saman Daneshvar, Diana Inkpen
16:50-17:10Character-based Convolutional Neural Network and ResNet18 for Twitter Author Profiling
Nils Schaetti
17:10-17:50Keynote: Demystifying Psychometric Marketing: Multi-View Learning as a New Social Media User Profiling Standard
Aleksandr Farseev
19:00-23:00City Tour
September 11
13:30-14:30Poster Session
Author Profiling using Word Embeddings with Subword Information
Rafael Felipe Sandroni Dias, Ivandré Paraboni
Character-based Convolutional Neural Network for Style Change Detection
Nils Schaetti
Bidirectional Echo State Network-based Reservoir Computing for Cross-domain Authorship Attribution
Nils Schaetti
Gender Prediction From Tweets With Convolutional Neural Networks
Erhan Sezerer, Ozan Polatbilek, Özge Sevgili, Selma Tekir
CIC-GIL Approach to Cross-domain Authorship Attribution
Carolina Martín-Del-Campo-Rodríguez, Helena Gómez-Adorno, Grigori Sidorov, Ildar Batyrshin
Complexity Measures and POS n-grams for Author Identification in Several Languages
Rocío López-Anguita, Arturo Montejo-Ráez, Manuel C. Díaz-Galiano
Authorship Profiling Without Using Topical Information
Jussi Karlgren, Lewis Esposito, Chantal Gratton, Pentti Kanerva
Authorship Attribution with Neural Networks and Multiple Features
Łukasz Gągała
Stacked Gender Prediction from Tweet Texts and Images
Giovanni Ciccone, Arthur Sultan, Léa Laporte, Elöd Egyed-Zsigmond, Alaa Alhamzeh, Michael Granitzer
Gender Identification through Multi-modal Tweet Analysis using MicroTC and Bag of Visual Words
Eric S. Tellez, Sabino Miranda-Jiménez, Daniela Moctezuma, Mario Graff, Vladimir Salgado, José Ortiz-Bejar
Multi-Language Neural Network Model with Advance Preprocessor for Gender Classification over Social Media
Kashyap Raiyani, Teresa Gonçalves, Paulo Quaresma, Vítor Beires Nogueira
Multilingual Author Profiling using LSTMs
Roy Khristopher Bayot, Teresa Gonçalves
Session 3, Chair: Efstathios Stamatatos
14:30-14:50Overview of the Author Obfuscation Task at PAN 2018: A New Approach to Measuring Safety
Martin Potthast, Felix Schremmer, Matthias Hagen, Benno Stein
14:50-15:00UniNE at CLEF 2018: Author Masking
Mirco Kocher, Jacques Savoy
15:00-15:15Overview of the Author Identification Task at PAN-2018: Cross-domain Authorship Attribution
Mike Kestemont, Efstathios Stamatatos, Walter Daelemans, Benno Stein, Martin Potthast
15:15-15:30EACH-USP Ensemble Cross-domain Authorship Attribution
José Eleandro Custódio, Ivandré Paraboni
15:30-15:45Dynamic Parameter Search for Cross-Domain Authorship Attribution
Benjamin Murauer, Michael Tschuggnall, Günther Specht
15:45-16:00Cross-Domain Authorship Attribution Based on Compression
Oren Halvani, Lukas Graner
Session 4, Chair: Mike Kestemont
16:30-17:15Keynote: Competent Men and Warm Women: On the Detection and Origin of Gender Stereotyped Image Search Results
Jahna Otterbacher
17:15-17:30Overview of the Author Identification Task at PAN-2018: Style Change Detection
Michael Tschuggnall, Günther Specht, Benno Stein, Martin Potthast
17:30-17:45An Ensemble-Rich Multi-Aspect Approach Towards Robust Style Change Detection
Dimitrina Zlatkova, Daniel Kopev, Kristiyan Mitov, Atanas Atanasov, Momchil Hardalov, Ivan Koychev, Preslav Nakov
17:45-18:00Detecting a Change of Style using Text Statistics
Kamil Safin, Aleksandr Ogaltsov
19:00-24:00Social Event: Théâtre des Halles
September 12
08:00-10:30Best of Labs 2017
Simply the Best: Minimalist System Trumps Complex Models in Author Profiling
Angelo Basile, Gareth Dwyer, Maria Medvedeva, Josine Rawee, Hessel Haagsma and Malvina Nissim
17:00-18:002019 Labs Kickoff and Closing Discussion Forum
19:00-24:00Social Event: Théâtre des Halles & Music Festival

The workshop program is an excerpt that pertains to PAN from the CLEF conference program.

View conference program »

March 30, 2018Early bird software submission (extended)
April 15, 2018TIRA evaluation phase opens
May 11, 2018TIRA evaluation phase deadline
May 31, 2018Participant paper submission
June 15, 2018Peer review notification
June 29, 2018Camery-ready participant papers submission
June 30, 2018Early bird conference registration
September 10-14, 2018Conference

If you submit a working prototype of your software by March 30, 2018 (extended), we will pre-evaluate it on a subset of your task's test data and notify you of your performance. Based on the pre-evaluation, you may revise and resubmit your software for the full evaluation by April 15, 2018.

If you register for the CLEF conference by June 30, 2018 (tentative), you may do so at a reduced fee.

Register now


We ask you to submit a notebook paper describing your approach. Please prepare the notebook as outlined below. For your convenience, we provide a template for Latex and Word.

Please prepare a notebook paper which gives a concise description of your approach. If you submitted softwares for more than one task, you may submit one notebook each. Your notebook will be accepted if it fulfills basic quality criteria, and it will be published as part of the CLEF conference proceedings.

The deadline for submitting your notebook is May 31, 2018. Although there is no strict page limit, we ask you to write no more than 12 pages. The notebook must follow the Springer LNCS style guide. Please describe only the approach you implemented to solve the task.

To prepare your notebook paper, we have prepared templates for both Latex and Microsoft Word which follow the LNCS guidelines.

Download templates

Submission System

Submission of notebooks is to be done electronically through the Easychair system.

Please follow the submission guidelines.

Submission guidelines


Support PAN by making a donation.

Organizing PAN entails a significant investment of time and money on our part. If you wish to support us, please consider making a donation.

Organizing Committee

Martin Potthast

Martin Potthast

Bauhaus-Universität Weimar

Benno Stein

Benno Stein

Bauhaus-Universität Weimar

Paolo Rosso

Paolo Rosso

Universitat Politècnica de València

Efstathios Stamatatos

Efstathios Stamatatos

University of the Aegean