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One of the goals of automatic evaluation metrics in grammatical error correction (GEC) is to rank GEC systems such that it matches human preferences. However, current automatic evaluations are based on procedures that diverge from human…

Computation and Language · Computer Science 2025-06-04 Takumi Goto , Yusuke Sakai , Taro Watanabe

Grammatical error correction (GEC) is a well-explored problem in English with many existing models and datasets. However, research on GEC in morphologically rich languages has been limited due to challenges such as data scarcity and…

Computation and Language · Computer Science 2023-11-10 Bashar Alhafni , Go Inoue , Christian Khairallah , Nizar Habash

Grammatical feedback is crucial for L2 learners, teachers, and testers. Spoken grammatical error correction (GEC) aims to supply feedback to L2 learners on their use of grammar when speaking. This process usually relies on a cascaded…

Computation and Language · Computer Science 2024-07-22 Stefano Bannò , Rao Ma , Mengjie Qian , Kate M. Knill , Mark J. F. Gales

Grammatical error correction tools are effective at correcting grammatical errors in users' input sentences but do not provide users with \textit{natural language} explanations about their errors. Such explanations are essential for helping…

Computation and Language · Computer Science 2023-11-17 Yixiao Song , Kalpesh Krishna , Rajesh Bhatt , Kevin Gimpel , Mohit Iyyer

Large Language Models (LLMs) have been reported to outperform existing automatic evaluation metrics in some tasks, such as text summarization and machine translation. However, there has been a lack of research on LLMs as evaluators in…

Computation and Language · Computer Science 2024-05-28 Masamune Kobayashi , Masato Mita , Mamoru Komachi

Quality estimation models have been developed to assess the corrections made by grammatical error correction (GEC) models when the reference or gold-standard corrections are not available. An ideal quality estimator can be utilized to…

Computation and Language · Computer Science 2023-10-24 Muhammad Reza Qorib , Hwee Tou Ng

In grammatical error correction (GEC), automatic evaluation is an important factor for research and development of GEC systems. Previous studies on automatic evaluation have demonstrated that quality estimation models built from datasets…

Computation and Language · Computer Science 2022-01-21 Daisuke Suzuki , Yujin Takahashi , Ikumi Yamashita , Taichi Aida , Tosho Hirasawa , Michitaka Nakatsuji , Masato Mita , Mamoru Komachi

Text editing can involve several iterations of revision. Incorporating an efficient Grammar Error Correction (GEC) tool in the initial correction round can significantly impact further human editing effort and final text quality. This…

Computation and Language · Computer Science 2025-10-07 Ankit Vadehra , Bill Johnson , Gene Saunders , Pascal Poupart

Grammatical error correction (GEC) is one of the areas in natural language processing in which purely neural models have not yet superseded more traditional symbolic models. Hybrid systems combining phrase-based statistical machine…

Computation and Language · Computer Science 2019-04-08 Felix Stahlberg , Christopher Bryant , Bill Byrne

Existing approaches for grammatical error correction (GEC) largely rely on supervised learning with manually created GEC datasets. However, there has been little focus on verifying and ensuring the quality of the datasets, and on how…

Computation and Language · Computer Science 2020-10-08 Masato Mita , Shun Kiyono , Masahiro Kaneko , Jun Suzuki , Kentaro Inui

Chinese Grammatical Error Correction (CGEC) is a critical task in Natural Language Processing, addressing the growing demand for automated writing assistance in both second-language (L2) and native (L1) Chinese writing. While L2 learners…

Computation and Language · Computer Science 2025-04-02 Mengyang Qiu , Qingyu Gao , Linxuan Yang , Yang Gu , Tran Minh Nguyen , Zihao Huang , Jungyeul Park

We introduce a large and diverse Czech corpus annotated for grammatical error correction (GEC) with the aim to contribute to the still scarce data resources in this domain for languages other than English. The Grammar Error Correction…

Computation and Language · Computer Science 2022-04-22 Jakub Náplava , Milan Straka , Jana Straková , Alexandr Rosen

Metrics are the foundation for automatic evaluation in grammatical error correction (GEC), with their evaluation of the metrics (meta-evaluation) relying on their correlation with human judgments. However, conventional meta-evaluations in…

Computation and Language · Computer Science 2024-05-28 Masamune Kobayashi , Masato Mita , Mamoru Komachi

Chinese Grammatical Error Correction (CGEC) has been attracting growing attention from researchers recently. In spite of the fact that multiple CGEC datasets have been developed to support the research, these datasets lack the ability to…

Computation and Language · Computer Science 2023-11-10 Hanyue Du , Yike Zhao , Qingyuan Tian , Jiani Wang , Lei Wang , Yunshi Lan , Xuesong Lu

Data Augmentation through generating pseudo data has been proven effective in mitigating the challenge of data scarcity in the field of Grammatical Error Correction (GEC). Various augmentation strategies have been widely explored, most of…

Computation and Language · Computer Science 2023-10-19 Jingheng Ye , Yinghui Li , Yangning Li , Hai-Tao Zheng

This study explores enhancing grammatical error correction (GEC) through artificial error generation (AEG) using language models (LMs). Specifically, we fine-tune Llama 2-based LMs for error generation and find that this approach yields…

Computation and Language · Computer Science 2024-10-07 Agnes Luhtaru , Taido Purason , Martin Vainikko , Maksym Del , Mark Fishel

Errors in medical text can cause delays or even result in incorrect treatment for patients. Recently, language models have shown promise in their ability to automatically detect errors in medical text, an ability that has the opportunity to…

Computation and Language · Computer Science 2026-02-27 Craig Myles , Patrick Schrempf , David Harris-Birtill

Research on Korean grammatical error correction (GEC) is limited, compared to other major languages such as English. We attribute this problematic circumstance to the lack of a carefully designed evaluation benchmark for Korean GEC. In this…

Computation and Language · Computer Science 2023-05-25 Soyoung Yoon , Sungjoon Park , Gyuwan Kim , Junhee Cho , Kihyo Park , Gyutae Kim , Minjoon Seo , Alice Oh

We present a grammar error correction (GEC) system that achieves state of the art for the Czech language. Our system is based on a neural network translation approach with the Transformer architecture, and its key feature is its real-time…

Computation and Language · Computer Science 2025-08-28 Petr Pechman , Milan Straka , Jana Straková , Jakub Náplava

The writing examples of English language learners may be different from those of native speakers. Given that there is a significant differences in second language (L2) learners' error types by their proficiency levels, this paper attempts…

Computation and Language · Computer Science 2024-02-27 Min Zeng , Jiexin Kuang , Mengyang Qiu , Jayoung Song , Jungyeul Park