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README.md
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metrics:
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metrics:
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---
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### Overview
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This is a slightly smaller model trained on half of the [Fasttext](https://fasttext.cc/docs/en/crawl-vectors.html) dataset. Since Sinhala is classified as a low-resource language, there is a significant scarcity of pre-trained models available for it. This lack of resources creates a noticeable gap in the language's representation within the field of natural language processing (NLP). As a result, developing new models tailored for Sinhala presents a valuable opportunity. This model can act as foundational tools to enable further advancements in downstream tasks such as sentiment analysis, machine translation, named entity recognition, or question answering.
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## Model Specification
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The model chosen for training is [Roberta](https://arxiv.org/abs/1907.11692) with the following specifications:
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1. vocab_size=52000
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2. max_position_embeddings=514
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3. num_attention_heads=12
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4. num_hidden_layers=6
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5. type_vocab_size=1
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Perplexity Value - 3.5
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## How to Use
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You can use this model directly with a pipeline for masked language modeling:
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```py
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from transformers import AutoTokenizer, AutoModelWithLMHead, pipeline
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model = AutoModelWithLMHead.from_pretrained("ashen/AshenBERTo")
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tokenizer = AutoTokenizer.from_pretrained("ashen/AshenBERTo")
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fill_mask = pipeline('fill-mask', model=model, tokenizer=tokenizer)
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fill_mask("මම ගෙදර <mask>.")
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```
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