37.552, Confs: PAN @ CLEF 2026: Shared Tasks on Authorship Analysis, Computational Ethics, and Originality (Germany)

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LINGUIST List: Vol-37-552. Tue Feb 10 2026. ISSN: 1069 - 4875.

Subject: 37.552, Confs: PAN @ CLEF 2026: Shared Tasks on Authorship Analysis, Computational Ethics, and Originality (Germany)

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Date: 09-Feb-2026
From: Martin Potthast [martin.potthast at uni-kassel.de]
Subject: PAN @ CLEF 2026: Shared Tasks on Authorship Analysis, Computational Ethics, and Originality


PAN @ CLEF 2026: Shared Tasks on Authorship Analysis, Computational
Ethics, and Originality
Short Title: PAN

Date: 21-Sep-2026 - 24-Sep-2026
Location: Jena, Germany
Meeting URL: https://pan.webis.de

Linguistic Field(s): Computational Linguistics; Forensic Linguistics;
Syntax

Submission Deadline: 07-May-2026

We'd like to invite you to participate in the following shared tasks
at PAN 2026 held in conjunction with the CLEF conference in Jena,
Germany.
1. Voight-Kampff Generative AI Detection.
Given a (potentially obfuscated) text, decide whether it was written
by a human or an AI.
https://pan.webis.de/clef26/pan26-web/generated-content-analysis.html
2. Text Watermarking.
Insert a watermark into a given text. Then, after we have attacked the
text, detect the inserted watermark.
https://pan.webis.de/clef26/pan26-web/text-watermarking.html
3. Multi-Author Writing Style Analysis.
Given a document, determine at which positions the author changes.
https://pan.webis.de/clef26/pan26-web/style-change-detection.html
4. Generative Plagiarism Detection.
Given a document and a collection of documents, your task is to
identify all sources in the collection that the document plagiarizes.
https://pan.webis.de/clef26/pan26-web/generated-plagiarism-detection.html
5. Reasoning Trajectory Detection.
Detect the source and safety of LLM-generated and human-written
reasoning trajectories.
https://pan.webis.de/clef26/pan26-web/reasoning-trajectory-detection.html
More information:
https://pan.webis.de/clef26/pan26-web/index.html
Important Dates:
now: Training Data Released
April 23, 2026: Registration closes
May 07, 2026: Software submission deadline
May 28, 2026: Participant paper submission
June 30, 2026: Peer review notification
July 06, 2026: Camera-ready participant papers submission
September 21-24, 2026: CLEF Conference
Links:
PAN: https://pan.webis.de
Contact: pan at webis.de



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