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LLM-as-a-Judge has been widely applied to evaluate and compare different LLM alignmnet approaches (e.g., RLHF and DPO). However, concerns regarding its reliability have emerged, due to LLM judges' biases and inconsistent decision-making.…

Computation and Language · Computer Science 2025-04-01 Hui Wei , Shenghua He , Tian Xia , Fei Liu , Andy Wong , Jingyang Lin , Mei Han

Recently, Large Language Models (LLMs) have demonstrated a superior ability to serve as ranking models. However, concerns have arisen as LLMs will exhibit discriminatory ranking behaviors based on users' sensitive attributes (\eg gender).…

Information Retrieval · Computer Science 2024-09-26 Chen Xu , Wenjie Wang , Yuxin Li , Liang Pang , Jun Xu , Tat-Seng Chua

A potential concern when simulating populations of large language models (LLMs) is data contamination, i.e. the possibility that training data may shape outcomes in unintended ways. While this concern is important and may hinder certain…

Computation and Language · Computer Science 2025-06-24 Ariel Flint Ashery , Luca Maria Aiello , Andrea Baronchelli

As Natural Language Generation (NLG) continues to be widely adopted, properly assessing it has become quite difficult. Lately, using large language models (LLMs) for evaluating these generations has gained traction, as they tend to align…

Computation and Language · Computer Science 2026-04-29 Rajarshi Haldar , Julia Hockenmaier

Large language models (LLMs) are known to produce varying responses depending on prompt phrasing, indicating that subtle guidance in phrasing can steer their answers. However, the impact of this framing bias on LLM-based evaluation, where…

Computation and Language · Computer Science 2026-01-21 Yerin Hwang , Dongryeol Lee , Taegwan Kang , Minwoo Lee , Kyomin Jung

As AI systems approach superhuman capabilities, scalable oversight increasingly relies on LLM-as-a-judge frameworks where models evaluate and guide each other's training. A core assumption is that binary preference labels provide only…

Machine Learning · Computer Science 2026-03-13 Isotta Magistrali , Frédéric Berdoz , Sam Dauncey , Roger Wattenhofer

The recent surge of versatile large language models (LLMs) largely depends on aligning increasingly capable foundation models with human intentions by preference learning, enhancing LLMs with excellent applicability and effectiveness in a…

Computation and Language · Computer Science 2024-06-19 Ruili Jiang , Kehai Chen , Xuefeng Bai , Zhixuan He , Juntao Li , Muyun Yang , Tiejun Zhao , Liqiang Nie , Min Zhang

Background: Cheating in university education is commonly described as context dependent and influenced by assessment design, institutional norms, and student interpretation. In software engineering education, programming oriented coursework…

Computers and Society · Computer Science 2026-03-20 Ronnie de Souza Santos , Italo Santos , Mariana Bento , Giuseppe Destefanis , Cleyton Magalhães , Mairieli Wessel

In Generative Information Retrieval (GenIR), the bottleneck has shifted from generation to the selection of candidates, particularly for normative criteria such as cultural relevance. Current LLM-as-a-Judge evaluations often suffer from…

Information Retrieval · Computer Science 2026-02-26 Dalia Nahhas , Xiaohao Cai , Imran Razzak , Shoaib Jameel

Large language models (LLMs) can generate persuasive narratives at scale, raising concerns about their potential use in disinformation campaigns. Assessing this risk ultimately requires understanding how readers receive such content. In…

Artificial Intelligence · Computer Science 2026-04-09 Zonghuan Xu , Xiang Zheng , Yutao Wu , Xingjun Ma

As Large Language Models (LLMs) become increasingly embedded in empirical research workflows, their use as analytical tools for quantitative or qualitative data raises pressing concerns for scientific integrity. This opinion paper draws a…

Human-Computer Interaction · Computer Science 2025-08-12 Thomas Kosch , Sebastian Feger

To reduce the need for human annotations, large language models (LLMs) have been proposed as judges of the quality of other candidate models. The performance of LLM judges is typically evaluated by measuring the correlation with human…

Computation and Language · Computer Science 2025-05-14 Andreas Stephan , Dawei Zhu , Matthias Aßenmacher , Xiaoyu Shen , Benjamin Roth

Large Language Models (LLMs) have become integral to various software engineering tasks, including code generation, bug detection, and repair. To evaluate model performance in these domains, numerous bug benchmarks containing real-world…

Software Engineering · Computer Science 2025-04-01 Daniel Ramos , Claudia Mamede , Kush Jain , Paulo Canelas , Catarina Gamboa , Claire Le Goues

The LLMJudge challenge is organized as part of the LLM4Eval workshop at SIGIR 2024. Test collections are essential for evaluating information retrieval (IR) systems. The evaluation and tuning of a search system is largely based on relevance…

New Large Language Models (LLMs) become available every few weeks, and modern application developers confronted with the unenviable task of having to decide if they should switch to a new model. While human evaluation remains the gold…

Artificial Intelligence · Computer Science 2025-12-25 Suryaansh Jain , Umair Z. Ahmed , Shubham Sahai , Ben Leong

Preference learning is a central component for aligning current LLMs, but this process can be vulnerable to data poisoning attacks. To address this concern, we introduce PoisonBench, a benchmark for evaluating large language models'…

Cryptography and Security · Computer Science 2025-06-09 Tingchen Fu , Mrinank Sharma , Philip Torr , Shay B. Cohen , David Krueger , Fazl Barez

A key requirement in developing Generative Language Models (GLMs) is to have their values aligned with human values. Preference-based alignment is a widely used paradigm for this purpose, in which preferences over generation pairs are first…

Computation and Language · Computer Science 2024-04-16 Yang Gao , Dana Alon , Donald Metzler

Motivation. Large language models (LLMs) have exhibited remarkable proficiency in diverse software engineering (SE) tasks. Handling such tasks typically involves acquiring foundational coding knowledge on large, general-purpose datasets…

Software Engineering · Computer Science 2024-08-02 José Antonio Hernández López , Boqi Chen , Mootez Saaz , Tushar Sharma , Dániel Varró

Alignment of Large Language Models (LLMs) remains an unsolved problem. Human preferences are highly distributed and can be captured at multiple levels of abstraction, from the individual to diverse populations. Organisational preferences,…

Machine Learning · Computer Science 2024-08-02 Gareth Seneque , Lap-Hang Ho , Ariel Kuperman , Nafise Erfanian Saeedi , Jeffrey Molendijk

Large Language Models (LLMs) as automatic evaluators, commonly referred to as LLM-as-a-Judge, have also attracted growing attention. This approach plays a vital role in aligning LLMs with human judgments, providing accurate and reliable…

Computation and Language · Computer Science 2026-04-22 Shuliang Liu , Zhipeng Xu , Zhenghao Liu , Yukun Yan , Minghe Yu , Yu Gu , Chong Chen , Huiyuan Xie , Ge Yu
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