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README.md
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license: apache-2.0
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language:
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- ti
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- am
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#Named Entity Recognition (NER): This can be applied to entity recognition tasks for low-resource languages like Amharic and Tigrinya.
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|Model|Vocabulary Size|
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|---|---|
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|XLM-Roberta|250002|
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|EXLMR|280147|
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license: apache-2.0
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datasets:
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- Hailay/TigQA
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- masakhane/masakhaner2
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language:
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- am
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- ti
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metrics:
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- accuracy
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- f1
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base_model:
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- FacebookAI/xlm-roberta-base
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pipeline_tag: zero-shot-classification
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library_name: transformers
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---
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# XLM-R and EXLMR Model
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## Model Overview
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The **XLM-R** (Cross-lingual Language Model - RoBERTa) is a multilingual model trained on 100 languages. The **EXLMR** (Extended XLM-RoBERTa) is an extended version designed to improve performance on low-resource languages spoken in Ethiopia, including Amharic, Tigrinya, and Afaan Oromo.
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## Model Details
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- **Base Model**: XLM-R
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- **Extended Version**: EXLMR
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- **Languages Supported**: Amharic, Tigrinya, Afaan Oromo, and more
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- **Training Data**: Trained on a large multilingual corpus
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## Usage
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EXLMR addresses tokenization issues inherent to the XLM-R model, such as out-of-vocabulary (OOV) tokens and over-tokenization, especially for low-resource languages.
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Fine-tuning on specific datasets will help adapt the model to particular tasks and improve its performance.You can use this model with the `transformers` library for various NLP tasks.
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```python
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from transformers import AutoTokenizer, AutoModelForSequenceClassification
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import torch
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# Define the model checkpoint
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checkpoint = "Hailay/EXLMR"
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# Load the tokenizer and model
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tokenizer = AutoTokenizer.from_pretrained(checkpoint)
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model = AutoModelForSequenceClassification.from_pretrained(checkpoint)
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EXLMR has been designed with specific support for underrepresented languages, particularly those spoken in Ethiopia (such as Amharic, Tigrinya, and Afaan Oromo). Like XLM-RoBERTa, EXLMR can be finetuned to handle multiple languages simultaneously, making it effective for cross-lingual tasks such as machine translation, multilingual text classification, and question answering.EXLMR-base follows the same architecture as RoBERTa-base, with 12 layers, 768 hidden dimensions, and 12 attention heads, totaling approximately 270M parameters.
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|Model|Vocabulary Size|
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|XLM-Roberta|250002|
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|EXLMR|280147|
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