Leveraging Parallel Corpus for Advancements in Machine Translation

AI-based application cannot be achieved without the support of massive amount of data. Whether it is conversational AI, autonomous driving or medical image analysis, the diversity and integrity of training datasets largely affect the test result of AI models. Today, data has become a crucial factor in promoting the progress of intelligent technology, and various fields have been constantly collecting and building more specific datasets to achieve more efficient tech applications.

A parallel corpus is a collection of texts in two or more languages that are aligned at a sentence or phrase level, allowing a direct comparison between the languages. Essentially, it is a linguistic goldmine containing translations of the same content in multiple languages. These translations can range from literary works and legal documents to scientific articles and everyday conversations.

The power of a parallel corpus lies in its ability to provide machine translation systems with the essential raw materials they need to function effectively. It serves as a training ground where algorithms can learn to associate words, phrases, and sentences in one language with their corresponding counterparts in another. This training data is indispensable for the development of robust machine translation models.

Machine translation has witnessed significant advancements in recent years, largely owing to the availability of vast parallel corpora. Here are some key ways in which parallel corpora have contributed to the evolution of machine translation:

Improved Translation Quality: Parallel corpora enable machine translation systems to learn context and nuances from a wide array of source texts. This leads to more accurate and contextually relevant translations.

Enhanced Language Pair Coverage: With parallel corpora, machine translation systems can be developed for a wide range of language pairs, both commonly spoken and less widely used languages. This broadens the scope of machine translation's applicability.

Domain-Specific Translation: Parallel corpora specific to certain domains, such as medical or legal, have led to the development of specialized machine translation systems tailored for these fields. This has been invaluable for professionals working in specialized industries.

Reduced Bias: Access to diverse parallel corpora helps reduce biases in machine translation outputs, as the algorithms learn from a wide range of texts and language varieties.

While parallel corpora have undeniably propelled machine translation forward, challenges and ethical considerations remain. These include:

Privacy Concerns: The use of parallel corpora often involves collecting and storing large amounts of text, raising privacy concerns regarding the data sources and individuals involved.

Bias and Fairness: Machine translation models can perpetuate biases present in the training data. Ensuring fairness and neutrality in translations is an ongoing challenge.

Data Quality: The quality of parallel corpora varies, and the presence of errors or inconsistencies can affect the performance of machine translation systems.

Nexdata Parallel Corpus Data

380,000 Groups – Japanese-English Parallel Corpus Data

Japanese and English parallel corpus, 380,000 groups in total; excluded political, porn, personal information and other sensitive vocabulary; it can be a base corpus for text-based data analysis, used in machine translation and other fields.

1,340,000 Groups – English-Korean Parallel Corpus Data

English and Korean parallel corpus, 1340,000 groups in total; excluded political, porn, personal information and other sensitive vocabulary; it can be a base corpus for text-based data analysis, used in machine translation and other fields.

1,080,000 Groups – English-Russian Parallel Corpus Data

English and Russian parallel corpus, 1,080,000 groups in total; excluded political, porn, personal information and other sensitive vocabulary; it can be a base corpus for text-based data analysis, used in machine translation and other fields.

850,000 Groups-English-Japanese Parallel Corpus Data

The 850,000 English Japanese Parallel Corpus Data is a bilingual text is stored in text format. It covers multiple fields such as tourism, medical treatment, daily life, news, etc. average English sentence 23 words. The data desensitization and quality checking had been done. It can be used as a basic corpus for text data analysis in fields such as machine translation.

Based on different application scenarios, developers needs customize data collection and annotation. For example, autonomous drive need fine-grained street view annotation, medical image analysis require super resolution professional image. With the integration of technology and reality, high-quality datasets will continue to play a vital role in the development of artificial intelligence.