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Quality Estimation (QE) is an important component in making Machine Translation (MT) useful in real-world applications, as it is aimed to inform the user on the quality of the MT output at test time. Existing approaches require large…

Quality Estimation (QE) is the task of predicting the quality of Machine Translation (MT) system output, without using any gold-standard translation references. State-of-the-art QE models are supervised: they require human-labeled quality…

Computation and Language · Computer Science 2023-07-14 Tu Anh Dinh , Jan Niehues

Quality Estimation (QE) models for Neural Machine Translation (NMT) predict the quality of the hypothesis without having access to the reference. An emerging research direction in NMT involves the use of QE models, which have demonstrated…

Computation and Language · Computer Science 2025-06-03 Sai Koneru , Matthias Huck , Miriam Exel , Jan Niehues

It is expensive to evaluate the results of Machine Translation(MT), which usually requires manual translation as a reference. Machine Translation Quality Estimation (QE) is a task of predicting the quality of machine translations without…

Computation and Language · Computer Science 2022-04-19 Lei Lin

Quality Estimation (QE) of Machine Translation (MT) is a task to estimate the quality scores for given translation outputs from an unknown MT system. However, QE scores for low-resource languages are usually intractable and hard to collect.…

Computation and Language · Computer Science 2021-05-18 Ting-Wei Wu , Yung-An Hsieh , Yi-Chieh Liu

Machine Translation Quality Estimation (MTQE) is the task of estimating the quality of machine-translated text in real time without the need for reference translations, which is of great importance for the development of MT. After two…

Computation and Language · Computer Science 2024-10-29 Haofei Zhao , Yilun Liu , Shimin Tao , Weibin Meng , Yimeng Chen , Xiang Geng , Chang Su , Min Zhang , Hao Yang

Quality estimation (QE)-the automatic assessment of translation quality-has recently become crucial across several stages of the translation pipeline, from data curation to training and decoding. While QE metrics have been optimized to…

Computation and Language · Computer Science 2025-06-04 Emmanouil Zaranis , Giuseppe Attanasio , Sweta Agrawal , André F. T. Martins

Current Machine Translation (MT) systems achieve very good results on a growing variety of language pairs and datasets. However, they are known to produce fluent translation outputs that can contain important meaning errors, thus…

Computation and Language · Computer Science 2021-09-23 Diptesh Kanojia , Marina Fomicheva , Tharindu Ranasinghe , Frédéric Blain , Constantin Orăsan , Lucia Specia

Recent Quality Estimation (QE) models based on multilingual pre-trained representations have achieved very competitive results when predicting the overall quality of translated sentences. Predicting translation errors, i.e. detecting…

Computation and Language · Computer Science 2021-08-30 Marina Fomicheva , Lucia Specia , Nikolaos Aletras

Quality Estimation (QE) is the task of automatically predicting Machine Translation quality in the absence of reference translations, making it applicable in real-time settings, such as translating online social media conversations. Recent…

Computation and Language · Computer Science 2021-07-02 Amit Gajbhiye , Marina Fomicheva , Fernando Alva-Manchego , Frédéric Blain , Abiola Obamuyide , Nikolaos Aletras , Lucia Specia

Insufficient modeling of human preferences within the reward model is a major obstacle for leveraging human feedback to improve translation quality. Fortunately, quality estimation (QE), which predicts the quality of a given translation…

Computation and Language · Computer Science 2024-03-19 Zhiwei He , Xing Wang , Wenxiang Jiao , Zhuosheng Zhang , Rui Wang , Shuming Shi , Zhaopeng Tu

This preliminary study investigates the usefulness of sentence-level Quality Estimation (QE) in English-Chinese Machine Translation Post-Editing (MTPE), focusing on its impact on post-editing speed and student translators' perceptions. It…

Computation and Language · Computer Science 2025-07-23 Siqi Liu , Guangrong Dai , Dechao Li

Machine Translation Quality Estimation is a notoriously difficult task, which lessens its usefulness in real-world translation environments. Such scenarios can be improved if quality predictions are accompanied by a measure of uncertainty.…

Computation and Language · Computer Science 2016-07-01 Daniel Beck , Lucia Specia , Trevor Cohn

Translation Quality Evaluation (TQE) is an essential step of the modern translation production process. TQE is critical in assessing both machine translation (MT) and human translation (HT) quality without reference translations. The…

Computation and Language · Computer Science 2024-06-24 Serge Gladkoff , Lifeng Han , Gleb Erofeev , Irina Sorokina , Goran Nenadic

Recent years have seen big advances in the field of sentence-level quality estimation (QE), largely as a result of using neural-based architectures. However, the majority of these methods work only on the language pair they are trained on…

Computation and Language · Computer Science 2020-11-05 Tharindu Ranasinghe , Constantin Orasan , Ruslan Mitkov

From both human translators (HT) and machine translation (MT) researchers' point of view, translation quality evaluation (TQE) is an essential task. Translation service providers (TSPs) have to deliver large volumes of translations which…

Computation and Language · Computer Science 2021-11-16 Serge Gladkoff , Irina Sorokina , Lifeng Han , Alexandra Alekseeva

Quality Estimation (QE) aims to assess machine translation quality without reference translations, but recent studies have shown that existing QE models exhibit systematic gender bias. In particular, they tend to favor masculine…

Artificial Intelligence · Computer Science 2026-04-24 Jinhee Jang , Juhwan Choi , Dongjin Lee , Seunguk Yu , Youngbin Kim

Recent advances in statistical machine translation via the adoption of neural sequence-to-sequence models empower the end-to-end system to achieve state-of-the-art in many WMT benchmarks. The performance of such machine translation (MT)…

Computation and Language · Computer Science 2018-11-20 Kai Fan , Jiayi Wang , Bo Li , Fengming Zhou , Boxing Chen , Luo Si

Sentence level quality estimation (QE) for machine translation (MT) attempts to predict the translation edit rate (TER) cost of post-editing work required to correct MT output. We describe our view on sentence-level QE as dictated by…

Computation and Language · Computer Science 2020-05-08 Junpei Zhou , Ciprian Chelba , Yuezhang , Li

Quality Estimation, as a crucial step of quality control for machine translation, has been explored for years. The goal is to investigate automatic methods for estimating the quality of machine translation results without reference…

Computation and Language · Computer Science 2022-01-03 Jiayi Wang , Ke Wang , Boxing Chen , Yu Zhao , Weihua Luo , Yuqi Zhang
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