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The quality of machine translation systems has dramatically improved over the last decade, and as a result, evaluation has become an increasingly challenging problem. This paper describes our contribution to the WMT 2020 Metrics Shared…

Computation and Language · Computer Science 2020-10-21 Thibault Sellam , Amy Pu , Hyung Won Chung , Sebastian Gehrmann , Qijun Tan , Markus Freitag , Dipanjan Das , Ankur P. Parikh

As qualitative researchers show growing interest in using automated tools to support interpretive analysis, a large language model (LLM) is often introduced into an analytic workflow as is, without systematic evaluation of interpretive…

Computation and Language · Computer Science 2026-04-02 Songhee Han , Jueun Shin , Jiyoon Han , Bung-Woo Jun , Hilal Ayan Karabatman

This chapter explores advancements in decoding strategies for large language models (LLMs), focusing on enhancing the Locally Typical Sampling (LTS) algorithm. Traditional decoding methods, such as top-k and nucleus sampling, often struggle…

Computation and Language · Computer Science 2025-06-12 Jaydip Sen , Saptarshi Sengupta , Subhasis Dasgupta

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

This paper presents the first large-scale meta-evaluation of machine translation (MT). We annotated MT evaluations conducted in 769 research papers published from 2010 to 2020. Our study shows that practices for automatic MT evaluation have…

Computation and Language · Computer Science 2021-06-30 Benjamin Marie , Atsushi Fujita , Raphael Rubino

As large language models (LLMs) become integral to code-related tasks, a central question emerges: Do LLMs truly understand program semantics? We introduce EquiBench, a new benchmark for evaluating LLMs through equivalence checking, i.e.,…

Machine Learning · Computer Science 2025-09-23 Anjiang Wei , Jiannan Cao , Ran Li , Hongyu Chen , Yuhui Zhang , Ziheng Wang , Yuan Liu , Thiago S. F. X. Teixeira , Diyi Yang , Ke Wang , Alex Aiken

This work presents a comparative evaluation of machine translation systems applied to images containing textual information, a task that lies at the intersection of computer vision and natural language processing. The study compares three…

Computation and Language · Computer Science 2026-05-29 Blai Puchol , Sergio Gómez González , Miguel Domingo , Francisco Casacuberta

The rise of Large Language Models (LLMs) has revolutionized natural language processing across numerous languages and tasks. However, evaluating LLM performance in a consistent and meaningful way across multiple European languages remains…

Large language models (LLMs) are increasingly being adopted in educational settings. These applications expand beyond English, though current LLMs remain primarily English-centric. In this work, we ascertain if their use in education…

Computation and Language · Computer Science 2025-08-06 Vansh Gupta , Sankalan Pal Chowdhury , Vilém Zouhar , Donya Rooein , Mrinmaya Sachan

For sensible progress in natural language processing, it is important that we are aware of the limitations of the evaluation metrics we use. In this work, we evaluate how robust metrics are to non-standardized dialects, i.e. spelling…

Computation and Language · Computer Science 2023-11-29 Noëmi Aepli , Chantal Amrhein , Florian Schottmann , Rico Sennrich

This paper does not aim at introducing a novel model for document-level neural machine translation. Instead, we head back to the original Transformer model and hope to answer the following question: Is the capacity of current models strong…

Computation and Language · Computer Science 2022-03-15 Zewei Sun , Mingxuan Wang , Hao Zhou , Chengqi Zhao , Shujian Huang , Jiajun Chen , Lei Li

Automatic metrics are fundamental for the development and evaluation of machine translation systems. Judging whether, and to what extent, automatic metrics concur with the gold standard of human evaluation is not a straightforward problem.…

Computation and Language · Computer Science 2020-06-15 Nitika Mathur , Timothy Baldwin , Trevor Cohn

The application of large language models to provide relevance assessments presents exciting opportunities to advance information retrieval, natural language processing, and beyond, but to date many unknowns remain. This paper reports on the…

Information Retrieval · Computer Science 2024-11-14 Shivani Upadhyay , Ronak Pradeep , Nandan Thakur , Daniel Campos , Nick Craswell , Ian Soboroff , Hoa Trang Dang , Jimmy Lin

We present BLESS, a comprehensive performance benchmark of the most recent state-of-the-art large language models (LLMs) on the task of text simplification (TS). We examine how well off-the-shelf LLMs can solve this challenging task,…

Computation and Language · Computer Science 2023-10-25 Tannon Kew , Alison Chi , Laura Vásquez-Rodríguez , Sweta Agrawal , Dennis Aumiller , Fernando Alva-Manchego , Matthew Shardlow

Large Language Models (LLMs) have demonstrated remarkable capabilities in software engineering, yet comprehensive benchmarks covering diverse SE activities remain limited. We present a multi-task evaluation of 11 state-of-the-art LLMs…

Software Engineering · Computer Science 2026-02-10 Go Frendi Gunawan , Mukhlis Amien

For the past 60 years, Research in machine translation is going on. For the development in this field, a lot of new techniques are being developed each day. As a result, we have witnessed development of many automatic machine translators. A…

Computation and Language · Computer Science 2013-07-25 Nisheeth Joshi , Hemant Darbari , Iti Mathur

Item difficulty plays a crucial role in test performance, interpretability of scores, and equity for all test-takers, especially in large-scale assessments. Traditional approaches to item difficulty modeling rely on field testing and…

Computation and Language · Computer Science 2025-09-30 Sydney Peters , Nan Zhang , Hong Jiao , Ming Li , Tianyi Zhou , Robert Lissitz

Although text style transfer has witnessed rapid development in recent years, there is as yet no established standard for evaluation, which is performed using several automatic metrics, lacking the possibility of always resorting to human…

Computation and Language · Computer Science 2022-04-18 Huiyuan Lai , Jiali Mao , Antonio Toral , Malvina Nissim

The rapid adoption of large language models (LLMs) such as ChatGPT has blurred the line between human and AI-generated texts, raising urgent questions about academic integrity, intellectual property, and the spread of misinformation. Thus,…

Computation and Language · Computer Science 2025-09-26 Sharanya Parimanoharan , Ruwan D. Nawarathna

The rapid advancement of Large Language Models (LLMs) has significantly enhanced the capabilities of text generators. With the potential for misuse escalating, the importance of discerning whether texts are human-authored or generated by…

Multimedia · Computer Science 2024-03-12 Travis Munyer , Abdullah Tanvir , Arjon Das , Xin Zhong