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Automatic metrics for evaluating translation quality are typically validated by measuring how well they correlate with human assessments. However, correlation methods tend to capture only the ability of metrics to differentiate between good…

计算与语言 · 计算机科学 2024-10-11 Sweta Agrawal , António Farinhas , Ricardo Rei , André F. T. Martins

Machine Translation (MT) has developed rapidly since the release of Large Language Models and current MT evaluation is performed through comparison with reference human translations or by predicting quality scores from human-labeled data.…

计算与语言 · 计算机科学 2024-11-11 Shun Wang , Ge Zhang , Han Wu , Tyler Loakman , Wenhao Huang , Chenghua Lin

Machine translation is a popular test bed for research in neural sequence-to-sequence models but despite much recent research, there is still a lack of understanding of these models. Practitioners report performance degradation with large…

计算与语言 · 计算机科学 2018-08-14 Myle Ott , Michael Auli , David Grangier , Marc'Aurelio Ranzato

While the Graybox characterization method allows for implicit noise models and is platform-agnostic, the method lacks uncertainty quantification. Characterization of quantum devices is a crucial process that enables researchers to gain…

量子物理 · 物理学 2025-09-30 Poramet Pathumsoot , Michal Hajdušek , Rodney Van Meter

As a sequence-to-sequence generation task, neural machine translation (NMT) naturally contains intrinsic uncertainty, where a single sentence in one language has multiple valid counterparts in the other. However, the dominant methods for…

计算与语言 · 计算机科学 2020-10-12 Xiangpeng Wei , Heng Yu , Yue Hu , Rongxiang Weng , Luxi Xing , Weihua Luo

As people increasingly use AI systems in work and daily life, feedback mechanisms that help them use AI responsibly are urgently needed, particularly in settings where users are not equipped to assess the quality of AI predictions. We study…

计算与语言 · 计算机科学 2025-10-03 Dayeon Ki , Kevin Duh , Marine Carpuat

Unlike classical lexical overlap metrics such as BLEU, most current evaluation metrics for machine translation (for example, COMET or BERTScore) are based on black-box large language models. They often achieve strong correlations with human…

计算与语言 · 计算机科学 2024-11-19 Christoph Leiter , Piyawat Lertvittayakumjorn , Marina Fomicheva , Wei Zhao , Yang Gao , Steffen Eger

While back-translation is simple and effective in exploiting abundant monolingual corpora to improve low-resource neural machine translation (NMT), the synthetic bilingual corpora generated by NMT models trained on limited authentic…

计算与语言 · 计算机科学 2019-09-04 Shuo Wang , Yang Liu , Chao Wang , Huanbo Luan , Maosong Sun

Effective Uncertainty Quantification (UQ) represents a key aspect for reliable deployment of Large Language Models (LLMs) in automated decision-making and beyond. Yet, for LLM generation with multiple choice structure, the state-of-the-art…

机器学习 · 计算机科学 2025-11-18 Ramzi Dakhmouche , Adrien Letellier , Hossein Gorji

Estimating uncertainty is at the core of performing scientific measurements in HEP: a measurement is not useful without an estimate of its uncertainty. The goal of uncertainty quantification (UQ) is inextricably linked to the question, "how…

高能物理 - 实验 · 物理学 2022-11-02 Thomas Y. Chen , Biprateep Dey , Aishik Ghosh , Michael Kagan , Brian Nord , Nesar Ramachandra

Quantization method plays a crucial role in improving model efficiency and reducing deployment costs, enabling the widespread application of deep learning models on resource-constrained devices. However, the quantization process inevitably…

机器学习 · 计算机科学 2025-09-30 Jinhao Zhang , Yunquan Zhang , Boyang Zhang , Zeyu Liu , Daning Cheng

Neural Machine Translation (NMT) has been widely adopted recently due to its advantages compared with the traditional Statistical Machine Translation (SMT). However, an NMT system still often produces translation failures due to the…

计算与语言 · 计算机科学 2018-10-04 Wujie Zheng , Wenyu Wang , Dian Liu , Changrong Zhang , Qinsong Zeng , Yuetang Deng , Wei Yang , Pinjia He , Tao Xie

Uncertainty quantification (UQ) is an important component of molecular property prediction, particularly for drug discovery applications where model predictions direct experimental design and where unanticipated imprecision wastes valuable…

机器学习 · 计算机科学 2020-05-21 Lior Hirschfeld , Kyle Swanson , Kevin Yang , Regina Barzilay , Connor W. Coley

Previous work on multimodal machine translation (MMT) has focused on the way of incorporating vision features into translation but little attention is on the quality of vision models. In this work, we investigate the impact of vision models…

计算与语言 · 计算机科学 2022-03-18 Bei Li , Chuanhao Lv , Zefan Zhou , Tao Zhou , Tong Xiao , Anxiang Ma , JingBo Zhu

The Best Estimate plus Uncertainty (BEPU) approach for nuclear systems modeling and simulation requires that the prediction uncertainty must be quantified in order to prove that the investigated design stays within acceptance criteria. A…

统计计算 · 统计学 2023-03-24 Ziyu Xie , Farah Alsafadi , Xu Wu

Text classifiers built on Pre-trained Language Models (PLMs) have achieved remarkable progress in various tasks including sentiment analysis, natural language inference, and question-answering. However, the occurrence of uncertain…

计算与语言 · 计算机科学 2023-06-07 Jiazheng Li , Zhaoyue Sun , Bin Liang , Lin Gui , Yulan He

Applications of large language models often involve the generation of free-form responses, in which case uncertainty quantification becomes challenging. This is due to the need to identify task-specific uncertainties (e.g., about the…

计算与语言 · 计算机科学 2024-10-21 Ziyu Wang , Chris Holmes

Translation Quality Assessment (TQA) is a process conducted by human translators and is widely used, both for estimating the performance of (increasingly used) Machine Translation, and for finding an agreement between translation providers…

计算与语言 · 计算机科学 2022-04-13 Marco Miccheli , Andrej Leban , Andrea Tacchella , Andrea Zaccaria , Dario Mazzilli , Sébastien Bratières

There are various factors that can influence the performance of speaker recognition systems, such as emotion, language and other speaker-related or context-related variations. Since individual speech frames do not contribute equally to the…

声音 · 计算机科学 2026-01-23 Junjie Li , Kong Aik Lee , Duc-Tuan Truong , Tianchi Liu , Man-Wai Mak

Uncertainty quantification (UQ) plays a pivotal role in reduction of uncertainties during both optimization and decision making processes. It can be applied to solve a variety of real-world applications in science and engineering. Bayesian…