English
Related papers

Related papers: Obscuring Data Contamination Through Translation: …

200 papers

Framing detection in Arabic social media is difficult due to interpretive ambiguity, cultural grounding, and limited reliable supervision. Existing LLM-based weak supervision methods typically rely on label aggregation, which is brittle…

Computation and Language · Computer Science 2026-03-06 Rabab Alkhalifa

The focus of language model evaluation has transitioned towards reasoning and knowledge-intensive tasks, driven by advancements in pretraining large models. While state-of-the-art models are partially trained on large Arabic texts,…

Data contamination has received increasing attention in the era of large language models (LLMs) due to their reliance on vast Internet-derived training corpora. To mitigate the risk of potential data contamination, LLM benchmarking has…

Machine Learning · Computer Science 2025-10-01 Simin Chen , Yiming Chen , Zexin Li , Yifan Jiang , Zhongwei Wan , Yixin He , Dezhi Ran , Tianle Gu , Haizhou Li , Tao Xie , Baishakhi Ray

This study identifies the potential vulnerabilities of Large Language Models (LLMs) to 'jailbreak' attacks, specifically focusing on the Arabic language and its various forms. While most research has concentrated on English-based prompt…

Machine Learning · Computer Science 2024-10-04 Mansour Al Ghanim , Saleh Almohaimeed , Mengxin Zheng , Yan Solihin , Qian Lou

This paper addresses the classification of Arabic text data in the field of Natural Language Processing (NLP), with a particular focus on Natural Language Inference (NLI) and Contradiction Detection (CD). Arabic is considered a…

Computation and Language · Computer Science 2023-07-28 Mohammad Majd Saad Al Deen , Maren Pielka , Jörn Hees , Bouthaina Soulef Abdou , Rafet Sifa

Data contamination hinders fair LLM evaluation by introducing test data into newer models' training sets. Existing studies solve this challenge by updating benchmarks with newly collected data. However, they fail to guarantee…

Computation and Language · Computer Science 2025-05-30 Xiaobao Wu , Liangming Pan , Yuxi Xie , Ruiwen Zhou , Shuai Zhao , Yubo Ma , Mingzhe Du , Rui Mao , Anh Tuan Luu , William Yang Wang

Neural networks have become the state-of-the-art approach for machine translation (MT) in many languages. While linguistically-motivated tokenization techniques were shown to have significant effects on the performance of statistical MT, it…

Computation and Language · Computer Science 2019-06-28 Mai Oudah , Amjad Almahairi , Nizar Habash

Benchmark-based evaluation is the de facto standard for comparing large language models (LLMs). However, its reliability is increasingly threatened by test set contamination, where test samples or their close variants leak into training…

Computation and Language · Computer Science 2026-01-28 Jianzhe Chai , Yu Zhe , Jun Sakuma

Large language models (LLMs) have achieved impressive results across a range of natural language processing tasks, but their potential to generate harmful content has raised serious safety concerns. Current toxicity detectors primarily rely…

Computation and Language · Computer Science 2025-10-20 Zhiqiang Kou , Junyang Chen , Xin-Qiang Cai , Ming-Kun Xie , Biao Liu , Changwei Wang , Lei Feng , Yuheng Jia , Gang Niu , Masashi Sugiyama , Xin Geng

Publishing a large language model (LLM) benchmark on the Internet risks contaminating future LLMs: the benchmark may be unintentionally (or intentionally) used to train or select a model. A common mitigation is to keep the benchmark private…

Machine Learning · Computer Science 2025-10-07 Takashi Ishida , Thanawat Lodkaew , Ikko Yamane

Large Language Models (LLMs) have shown their impressive capabilities, while also raising concerns about the data contamination problems due to privacy issues and leakage of benchmark datasets in the pre-training phase. Therefore, it is…

Computation and Language · Computer Science 2024-06-04 Zhenhua Liu , Tong Zhu , Chuanyuan Tan , Haonan Lu , Bing Liu , Wenliang Chen

As the scale of training corpora for large language models (LLMs) grows, model developers become increasingly reluctant to disclose details on their data. This lack of transparency poses challenges to scientific evaluation and ethical…

Computation and Language · Computer Science 2025-05-22 Weichao Zhang , Ruqing Zhang , Jiafeng Guo , Maarten de Rijke , Yixing Fan , Xueqi Cheng

Machine Translation (MT) plays a pivotal role in cross-lingual information access, public policy communication, and equitable knowledge dissemination. However, critical meaning errors, such as factual distortions, intent reversals, or…

Computation and Language · Computer Science 2026-02-13 Muskaan Chopra , Lorenz Sparrenberg , Rafet Sifa

The rapid advancement of large language models (LLMs) has heightened concerns about benchmark data contamination (BDC), where models inadvertently memorize evaluation data during the training process, inflating performance metrics, and…

Computation and Language · Computer Science 2025-09-23 Cheng Xu , Nan Yan , Shuhao Guan , Changhong Jin , Yuke Mei , Yibing Guo , M-Tahar Kechadi

Large Language Models (LLMs) are prone to generating fluent but incorrect content, known as confabulation, which poses increasing risks in multi-turn or agentic applications where outputs may be reused as context. In this work, we…

Computation and Language · Computer Science 2026-03-18 Tianyi Zhou , Johanne Medina , Sanjay Chawla

Recent claims about the impressive abilities of large language models (LLMs) are often supported by evaluating publicly available benchmarks. Since LLMs train on wide swaths of the internet, this practice raises concerns of data…

Computation and Language · Computer Science 2023-10-17 Manley Roberts , Himanshu Thakur , Christine Herlihy , Colin White , Samuel Dooley

Large Language Models (LLMs) have shown remarkable capabilities, not only in generating human-like text, but also in acquiring knowledge. This highlights the need to go beyond the typical Natural Language Processing downstream benchmarks…

Computation and Language · Computer Science 2025-01-03 Ahmad Mustapha , Hadi Al-Khansa , Hadi Al-Mubasher , Aya Mourad , Ranam Hamoud , Hasan El-Husseini , Marwah Al-Sakkaf , Mariette Awad

Reinforcement learning (RL) post-training has shown to improve reasoning in large language models (LLMs). However, there has been little exploration on the problem of data contamination in RL post-training, potentially undermining…

Machine Learning · Computer Science 2026-05-29 Minju Gwak , Minseo Kwak , Dongseok Lee , Guijin Son , Alan Ritter , Jaehyung Kim

Large language models (LLMs) have achieved impressive results in natural language processing but are prone to memorizing portions of their training data, which can compromise evaluation metrics, raise privacy concerns, and limit…

Machine Learning · Computer Science 2024-12-03 Eduardo Slonski

Recent advances in large language models (LLMs) have significantly enhanced automated legal reasoning. Yet, it remains unclear whether their performance reflects genuine legal reasoning ability or artifacts of data contamination. We present…

Artificial Intelligence · Computer Science 2026-05-18 Parisa Kordjamshidi , Samer Aslan , Madhavan Seshadri , Leslie Barrett , Enrico Santus