Language-Independent Hybrid MT: Comparative Evaluation of Translation Quality
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Research areas: | Year: | 2016 | |||||
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Type of Publication: | In Book | ||||||
Authors: |
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Editor: | Marta R. Costa-jussa; Reinhard Rapp; Patrik Lambert; Kurt Eberle; Rafael E. Banchs; Bogdan Babych | ||||||
Pages: | 131-157 | ||||||
Publisher: | Springer International Publishing | ||||||
Series: | Hybrid Approaches to Machine Translation: Theory and Applications of Natural Language Processing | ||||||
ISBN: | 978-3-319-21310-1 | ||||||
Abstract: | The present chapter reviews the development of a hybrid Machine
Translation (MT) methodology, which is readily portable to new language pairs.
This MT methodology (which has been developed within the PRESEMT project)
is based on sampling mainly monolingual corpora, with very limited use of
parallel corpora, thus supporting portability to new language pairs. In designing this
methodology, no assumptions are made regarding the availability of extensive and
expensive-to-create linguistic resources. In addition, the general-purpose NLP tools
used can be chosen interchangeably. Thus PRESEMT circumvents the requirement
for specialised resources and tools so as to further support the creation of MT
systems for diverse language pairs.
In the current chapter, the proposed hybrid MT methodology is compared to
established MT systems, both in terms of design concept and in terms of output
quality. More specifically, the translation performance of the proposed methodology
is evaluated against that of existing MT systems. The chapter summarises
implementation decisions, using the Greek-to-English language pair as a test
case. In addition, the detailed comparison of PRESEMT to other established MT
systems provides insight on their relative advantages and disadvantages, focusing
on specific translation tasks and addressing both translation quality as well as
translation consistency and stability. Finally, directions are discussed for improving
the performance of PRESEMT. This will allow PRESEMT to move beyond the
original requirements for an MT system for gisting, towards a high-performing
general-purposeMT system. |
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