English-To-Spanish

🧠 English to Spanish Translation AI Model

This repository contains a Transformer-based AI model fine-tuned for English to Spanish text translation. The model has been trained, quantized (FP16), and tested for quality and scoring. It delivers high-accuracy translations and is suitable for real-world use cases such as educational tools, real-time communication, and travel assistants.

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🚀 Features

• 🔁 Language Pair: English → Spanish
• 🔧 Model: Helsinki-NLP/opus-mt-en-es
• 🧪 Quantized: FP16 for efficient inference
• 🎯 High Accuracy: Scored well on validation sets
• ⚡ CUDA Enabled: Fast training and inference

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📊 Dataset Used

Hugging Face Dataset: OscarNav/spa-eng

• Source: OscarNav
• Language Pair: en-es
• Dataset Size: ~107K sentence pairs

from datasets import load_dataset

dataset = load_dataset("OscarNav/spa-eng", lang1="en", lang2="es")

🛠️ Model Training & Fine-Tuning

• Pretrained Base Model: Helsinki-NLP/opus-mt-en-es

• Tokenizer: AutoTokenizer from Hugging Face Transformers

• Training Environment: Kaggle Notebook with CUDA GPU

• Batch Size: 16

• Epochs: 3–5 (based on early stopping)

• Optimizer: AdamW

• Loss Function: CrossEntropyLoss

🧪 Quantization (FP16)

Quantized the model for reduced memory usage and faster inference without compromising translation quality.

model = model.half() 
model.save_pretrained("quantized_model_fp16")

✅ Scoring

BLEU Score: ~34+

• Evaluation Metric: sacrebleu on validation set

• Inference Accuracy: Verified using real-world sample sentences