NMT for Finno-Ugric Languages: An Easy Guide

Apr 15, 2022 | Educational

Welcome to our exciting journey into the world of Neural Machine Translation (NMT) for Finno-Ugric languages! Today, we’ll explore how to translate text from Livonian to Võro efficiently.

Understanding NMT for Finno-Ugric Languages

This NMT system is a remarkable piece of technology designed to facilitate translation between whistling languages such as Võro, Livonian, North Sami, and South Sami, alongside other languages like Estonian, Finnish, Latvian, and English. So think of it as a multilingual translator that can speak several dialects from the Finno-Ugric family!

Getting Started: Setting Up Your Environment

Before delving into the code, ensure you have the necessary libraries installed. You’ll need both transformers and sentencepiece. Open your terminal and run the following command:

pip install sentencepiece transformers

Code Walkthrough: Translating Livonian to Võro

The following code example illustrates how to set up the translation using the aforementioned libraries. Imagine that a translator is like a skilled chef who requires precise ingredients to create a delicious dish. In coding, these ingredients are libraries and functions that come together to perform the task of translating languages.

from transformers import AutoModelForSeq2SeqLM, AutoTokenizer

# Load the tokenizer
tokenizer = AutoTokenizer.from_pretrained('tartuNLPm2m100_418M_smugri')

# Fix the language codes in the tokenizer
tokenizer.id_to_lang_token = dict(list(tokenizer.id_to_lang_token.items()) + list(tokenizer.added_tokens_decoder.items()))
tokenizer.lang_token_to_id = dict(list(tokenizer.lang_token_to_id.items()) + list(tokenizer.added_tokens_encoder.items()))
tokenizer.lang_code_to_token = {k.replace('_', ''): k for k in tokenizer.additional_special_tokens}
tokenizer.lang_code_to_id = {k.replace('_', ''): v for k, v in tokenizer.lang_token_to_id.items()}

model = AutoModelForSeq2SeqLM.from_pretrained('tartuNLPm2m100_418M_smugri')

# Encode the input text and generate output
tokenizer.src_lang = "liv"
encoded_src = tokenizer("Līvõ kēļ jelāb!", return_tensors='pt')
encoded_out = model.generate(**encoded_src, forced_bos_token_id=tokenizer.get_lang_id('sme'))

# Print the output
print(tokenizer.batch_decode(encoded_out, skip_special_tokens=True))

How the Code Works

The above code behaves like a well-coordinated dance. Each step corresponds to a specific task needed for our translator to function:

  • The AutoTokenizer prepares our text.
  • Language codes are established like rules in a dance that need to be followed.
  • The model is sourced from pre-trained data, ensuring our translator has a solid foundation.
  • The input text is now encoded, ready for the big performance—translation!
  • Finally, the output is generated and displayed: “Livčča giella eallá.”

Troubleshooting Ideas

If you encounter issues, consider the following tips:

  • Check if the libraries have been correctly installed and are up to date. You can upgrade them using pip install –upgrade sentencepiece transformers.
  • Ensure you are using the correct language codes in the code. Typos can lead to unexpected results.
  • If the translation doesn’t work, verify that your input text is properly formatted and recognizable by the tokenizer.

For more insights, updates, or to collaborate on AI development projects, stay connected with fxis.ai.

Final Thoughts

At fxis.ai, we believe that such advancements are crucial for the future of AI, as they enable more comprehensive and effective solutions. Our team is continually exploring new methodologies to push the envelope in artificial intelligence, ensuring that our clients benefit from the latest technological innovations.

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