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In the realm of automatic speech recognition (ASR), the quest for models that not only perform with high accuracy but also offer transparency in their decision-making processes is crucial. The potential of quality estimation (QE) metrics is…

Computation and Language · Computer Science 2024-02-06 Golara Javadi , Kamer Ali Yuksel , Yunsu Kim , Thiago Castro Ferreira , Mohamed Al-Badrashiny

Human evaluation of modern high-quality machine translation systems is a difficult problem, and there is increasing evidence that inadequate evaluation procedures can lead to erroneous conclusions. While there has been considerable research…

Computation and Language · Computer Science 2022-04-27 Markus Freitag , George Foster , David Grangier , Viresh Ratnakar , Qijun Tan , Wolfgang Macherey

BERTScore is an effective and robust automatic metric for referencebased machine translation evaluation. In this paper, we incorporate multilingual knowledge graph into BERTScore and propose a metric named KG-BERTScore, which linearly…

Computation and Language · Computer Science 2023-01-31 Zhanglin Wu , Min Zhang , Ming Zhu , Yinglu Li , Ting Zhu , Hao Yang , Song Peng , Ying Qin

Gender bias in machine translation (MT) systems has been extensively documented, but bias in automatic quality estimation (QE) metrics remains comparatively underexplored. Existing studies suggest that QE metrics can also exhibit gender…

Computation and Language · Computer Science 2025-10-09 Giorgos Filandrianos , Orfeas Menis Mastromichalakis , Wafaa Mohammed , Giuseppe Attanasio , Chrysoula Zerva

Machine Translation (MT) Evaluation is an integral part of the MT development life cycle. Without analyzing the outputs of MT engines, it is impossible to evaluate the performance of an MT system. Through experiments, it has been identified…

Computation and Language · Computer Science 2025-10-08 Nisheeth Joshi , Pragya Katyayan , Palak Arora

In this paper we investigate into the problem of image quality assessment (IQA) and enhancement via machine learning. This issue has long attracted a wide range of attention in computational intelligence and image processing communities,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Ke Gu , Dacheng Tao , Junfei Qiao , Weisi Lin

Existing metrics for evaluating the quality of automatically generated questions such as BLEU, ROUGE, BERTScore, and BLEURT compare the reference and predicted questions, providing a high score when there is a considerable lexical overlap…

Computation and Language · Computer Science 2023-05-29 Alireza Mohammadshahi , Thomas Scialom , Majid Yazdani , Pouya Yanki , Angela Fan , James Henderson , Marzieh Saeidi

We describe GEMBA, a GPT-based metric for assessment of translation quality, which works both with a reference translation and without. In our evaluation, we focus on zero-shot prompting, comparing four prompt variants in two modes, based…

Computation and Language · Computer Science 2023-06-02 Tom Kocmi , Christian Federmann

Automatic image captioning has improved significantly over the last few years, but the problem is far from being solved, with state of the art models still often producing low quality captions when used in the wild. In this paper, we focus…

Computation and Language · Computer Science 2021-06-03 Tomer Levinboim , Ashish V. Thapliyal , Piyush Sharma , Radu Soricut

k-Nearest-Neighbor Machine Translation (kNN-MT) has been recently proposed as a non-parametric solution for domain adaptation in neural machine translation (NMT). It aims to alleviate the performance degradation of advanced MT systems in…

Computation and Language · Computer Science 2022-05-04 Dexin Wang , Kai Fan , Boxing Chen , Deyi Xiong

Objective evaluation of quantitative imaging (QI) methods with patient data is highly desirable, but is hindered by the lack or unreliability of an available gold standard. To address this issue, techniques that can evaluate QI methods…

Medical Physics · Physics 2022-03-07 Ziping Liu , Zekun Li , Joyce C. Mhlanga , Barry A. Siegel , Abhinav K. Jha

K-Nearest Neighbor Neural Machine Translation (kNN-MT) successfully incorporates external corpus by retrieving word-level representations at test time. Generally, kNN-MT borrows the off-the-shelf context representation in the translation…

Computation and Language · Computer Science 2023-09-20 Qiang Wang , Rongxiang Weng , Ming Chen

Tiny Recursive Models (TRM) achieve strong results on reasoning tasks through iterative refinement of a shared network. We investigate whether these recursive mechanisms transfer to Quality Estimation (QE) for low-resource languages using a…

Computation and Language · Computer Science 2026-03-17 Umar Abubacar , Roman Bauer , Diptesh Kanojia

The common standard for quality evaluation of automatic speech recognition (ASR) systems is reference-based metrics such as the Word Error Rate (WER), computed using manual ground-truth transcriptions that are time-consuming and expensive…

Computation and Language · Computer Science 2023-06-26 Kamer Ali Yuksel , Thiago Ferreira , Ahmet Gunduz , Mohamed Al-Badrashiny , Golara Javadi

Quality estimation (QE) for tasks involving language data is hard owing to numerous aspects of natural language like variations in paraphrasing, style, grammar, etc. There can be multiple answers with varying levels of acceptability…

Computation and Language · Computer Science 2020-04-30 Prabhakar Gupta , Anil Nelakanti

Non-autoregressive approaches aim to improve the inference speed of translation models by only requiring a single forward pass to generate the output sequence instead of iteratively producing each predicted token. Consequently, their…

Computation and Language · Computer Science 2022-10-24 Robin M. Schmidt , Telmo Pires , Stephan Peitz , Jonas Lööf

Multilingual machine translation addresses the task of translating between multiple source and target languages. We propose task-specific attention models, a simple but effective technique for improving the quality of sequence-to-sequence…

Computation and Language · Computer Science 2018-06-11 Graeme Blackwood , Miguel Ballesteros , Todd Ward

We propose a simple and effective method for machine translation evaluation which does not require reference translations. Our approach is based on (1) grounding the entity mentions found in each source sentence and candidate translation…

Computation and Language · Computer Science 2020-09-24 Zorik Gekhman , Roee Aharoni , Genady Beryozkin , Markus Freitag , Wolfgang Macherey

The perceptual task of speech quality assessment (SQA) is a challenging task for machines to do. Objective SQA methods that rely on the availability of the corresponding clean reference have been the primary go-to approaches for SQA.…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-19 Pranay Manocha , Buye Xu , Anurag Kumar

Machine translation (MT) was developed as one of the hottest research topics in the natural language processing (NLP) literature. One important issue in MT is that how to evaluate the MT system reasonably and tell us whether the translation…

Computation and Language · Computer Science 2022-01-25 Lifeng Han