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The automatic verification of document authorships is important in various settings. Researchers are for example judged and compared by the amount and impact of their publications and public figures are confronted by their posts on social…

Machine Learning · Computer Science 2022-08-25 Maximilian Stubbemann , Gerd Stumme

Large Language Models (LLMs) have demonstrated remarkable proficiency in a wide range of NLP tasks. However, when it comes to authorship verification (AV) tasks, which involve determining whether two given texts share the same authorship,…

Computation and Language · Computer Science 2024-07-19 Yujia Hu , Zhiqiang Hu , Chun-Wei Seah , Roy Ka-Wei Lee

Authorship Verification (AV) is a key area of research in digital text forensics, which addresses the fundamental question of whether two texts were written by the same person. Numerous computational approaches have been proposed over the…

Computation and Language · Computer Science 2026-04-16 Andrea Nini , Oren Halvani , Lukas Graner , Sophie Titze , Valerio Gherardi , Shunichi Ishihara

A central problem that has been researched for many years in the field of digital text forensics is the question whether two documents were written by the same author. Authorship verification (AV) is a research branch in this field that…

Computation and Language · Computer Science 2020-07-09 Oren Halvani , Lukas Graner , Roey Regev

Authorship verification (AV) is a fundamental task in natural language processing (NLP) and computational linguistics, with applications in forensic analysis, plagiarism detection, and identification of deceptive content. Existing AV…

Computation and Language · Computer Science 2023-10-13 Chia-Yu Hung , Zhiqiang Hu , Yujia Hu , Roy Ka-Wei Lee

Authorship verification (AV) aims to identify whether a pair of texts has the same author. We address the challenge of evaluating AV models' robustness against topic shifts. The conventional evaluation assumes minimal topic overlap between…

Computation and Language · Computer Science 2024-07-30 Jitkapat Sawatphol , Can Udomcharoenchaikit , Sarana Nutanong

Despite decades of research on authorship attribution (AA) and authorship verification (AV), inconsistent dataset splits/filtering and mismatched evaluation methods make it difficult to assess the state of the art. In this paper, we present…

Computation and Language · Computer Science 2022-10-06 Jacob Tyo , Bhuwan Dhingra , Zachary C. Lipton

Authorship Verification (AV) (do two documents have the same author?) is essential in many real-life applications. AV is often used in privacy-sensitive domains that require an offline proprietary model that is deployed on premises, making…

Computation and Language · Computer Science 2025-02-11 Sahana Ramnath , Kartik Pandey , Elizabeth Boschee , Xiang Ren

Authorship Verification (AV) is a text classification task concerned with inferring whether a candidate text has been written by one specific author or by someone else. It has been shown that many AV systems are vulnerable to adversarial…

Machine Learning · Computer Science 2024-10-30 Silvia Corbara , Alejandro Moreo

Text-to-Audio-Video (T2AV) generation is rapidly becoming a core interface for media creation, yet its evaluation remains fragmented. Existing benchmarks largely assess audio and video in isolation or rely on coarse embedding similarity,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Ziwei Zhou , Zeyuan Lai , Rui Wang , Yifan Yang , Zhen Xing , Yuqing Yang , Qi Dai , Lili Qiu , Chong Luo

Evaluating large language models (LLMs) for legal reasoning requires workflows that span task design, expert annotation, model execution, and metric-based evaluation. In practice, these steps are split across platforms and scripts, limiting…

Computation and Language · Computer Science 2026-05-28 Sebastian Nagl , Matthias Grabmair

We propose an unsupervised solution to the Authorship Verification task that utilizes pre-trained deep language models to compute a new metric called DV-Distance. The proposed metric is a measure of the difference between the two authors…

Computation and Language · Computer Science 2021-03-15 Yifan Zhang , Dainis Boumber , Marjan Hosseinia , Fan Yang , Arjun Mukherjee

Automating the detection of EU General Data Protection Regulation (GDPR) violations in source code is a critical but underexplored challenge. We introduce \textbf{GDPR-Bench-Android}, the first comprehensive benchmark for evaluating diverse…

Software Engineering · Computer Science 2025-11-04 Huaijin Ran , Haoyi Zhang , Xunzhu Tang

Authorship verification is the task of analyzing the linguistic patterns of two or more texts to determine whether they were written by the same author or not. The analysis is traditionally performed by experts who consider linguistic…

Computation and Language · Computer Science 2019-11-21 Benedikt Boenninghoff , Steffen Hessler , Dorothea Kolossa , Robert M. Nickel

Retrieving indexed documents, not by their topical content but their writing style opens the door for a number of applications in information retrieval (IR). One application is to retrieve textual content of a certain author X, where the…

Information Retrieval · Computer Science 2019-01-03 Oren Halvani , Christian Winter , Lukas Graner

The ability to accurately identify authorship is crucial for verifying content authenticity and mitigating misinformation. Large Language Models (LLMs) have demonstrated an exceptional capacity for reasoning and problem-solving. However,…

Computation and Language · Computer Science 2024-10-23 Baixiang Huang , Canyu Chen , Kai Shu

The PAN 2020 authorship verification (AV) challenge focuses on a cross-topic/closed-set AV task over a collection of fanfiction texts. Fanfiction is a fan-written extension of a storyline in which a so-called fandom topic describes the…

Computation and Language · Computer Science 2020-08-25 Benedikt Boenninghoff , Julian Rupp , Robert M. Nickel , Dorothea Kolossa

As large language models (LLMs) rapidly advance and integrate into daily life, the privacy risks they pose are attracting increasing attention. We focus on a specific privacy risk where LLMs may help identify the authorship of anonymous…

Computation and Language · Computer Science 2024-11-21 Zichen Wen , Dadi Guo , Huishuai Zhang

Linguistic style is an integral component of language. Recent advances in the development of style representations have increasingly used training objectives from authorship verification (AV): Do two texts have the same author? The…

Computation and Language · Computer Science 2022-04-12 Anna Wegmann , Marijn Schraagen , Dong Nguyen

The development of Generative AI Large Language Models (LLMs) raised the alarm regarding identifying content produced through generative AI or humans. In one case, issues arise when students heavily rely on such tools in a manner that can…

Computation and Language · Computer Science 2025-01-07 Ayat Najjar , Huthaifa I. Ashqar , Omar Darwish , Eman Hammad
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