A Quantitative Analysis of Discourse Phenomena in Machine Translation

State-of-the-art Machine Translation (MT) systems translate documents by considering isolated sentences, disregarding information beyond sentence level. As a result, machine-translated documents often contain problems related to discourse coherence and cohesion. Recently, some initiatives in the eva...

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Main Authors: Carolina Scarton, Lucia Specia
Format: Article
Language:English
Published: Presses universitaires de Caen 2015-09-01
Series:Discours
Subjects:
Online Access:https://journals.openedition.org/discours/9047
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author Carolina Scarton
Lucia Specia
author_facet Carolina Scarton
Lucia Specia
author_sort Carolina Scarton
collection DOAJ
description State-of-the-art Machine Translation (MT) systems translate documents by considering isolated sentences, disregarding information beyond sentence level. As a result, machine-translated documents often contain problems related to discourse coherence and cohesion. Recently, some initiatives in the evaluation and quality estimation of MT outputs have attempted to detect discourse problems in order to assess the quality of these machine translations. However, a quantitative analysis of discourse phenomena in MT outputs is still needed in order to better understand the phenomena and identify possible solutions or ways to improve evaluation. This paper aims to answer the following questions: What is the impact of discourse phenomena on MT quality? Can we capture and measure quantitatively any issues related to discourse in MT outputs? In order to answer these questions, we present a quantitative analysis of several discourse phenomena and correlate the resulting figures with scores from automatic translation quality evaluation metrics. We show that figures related to discourse phenomena present a higher correlation with quality scores than the baseline counts widely used for quality estimation of MT.
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spelling doaj-art-f6fb883d12184fc7a8a6a5fc16c19d9d2025-01-30T09:52:48ZengPresses universitaires de CaenDiscours1963-17232015-09-011610.4000/discours.9047A Quantitative Analysis of Discourse Phenomena in Machine TranslationCarolina ScartonLucia SpeciaState-of-the-art Machine Translation (MT) systems translate documents by considering isolated sentences, disregarding information beyond sentence level. As a result, machine-translated documents often contain problems related to discourse coherence and cohesion. Recently, some initiatives in the evaluation and quality estimation of MT outputs have attempted to detect discourse problems in order to assess the quality of these machine translations. However, a quantitative analysis of discourse phenomena in MT outputs is still needed in order to better understand the phenomena and identify possible solutions or ways to improve evaluation. This paper aims to answer the following questions: What is the impact of discourse phenomena on MT quality? Can we capture and measure quantitatively any issues related to discourse in MT outputs? In order to answer these questions, we present a quantitative analysis of several discourse phenomena and correlate the resulting figures with scores from automatic translation quality evaluation metrics. We show that figures related to discourse phenomena present a higher correlation with quality scores than the baseline counts widely used for quality estimation of MT.https://journals.openedition.org/discours/9047discourse in machine translationdocument-level quality estimationdiscourse features for quality estimation
spellingShingle Carolina Scarton
Lucia Specia
A Quantitative Analysis of Discourse Phenomena in Machine Translation
Discours
discourse in machine translation
document-level quality estimation
discourse features for quality estimation
title A Quantitative Analysis of Discourse Phenomena in Machine Translation
title_full A Quantitative Analysis of Discourse Phenomena in Machine Translation
title_fullStr A Quantitative Analysis of Discourse Phenomena in Machine Translation
title_full_unstemmed A Quantitative Analysis of Discourse Phenomena in Machine Translation
title_short A Quantitative Analysis of Discourse Phenomena in Machine Translation
title_sort quantitative analysis of discourse phenomena in machine translation
topic discourse in machine translation
document-level quality estimation
discourse features for quality estimation
url https://journals.openedition.org/discours/9047
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