README.md

---
language: ur
tags:
- urdu
- language-model
- n-gram
- kenlm
---

# Urdu 5-gram Language Model

This is a 5-gram language model trained on Urdu text for ASR decoding.

## Model Details

- **Language**: Urdu (ur)
- **Model Type**: 5-gram KenLM
- **Training Data**: Combined Urdu ASR datasets
- **Use Case**: Beam search decoding for Urdu ASR

## Files

- `urdu_5gram.bin`: Binary n-gram model (KenLM format)
- `config.json`: Model configuration

## Usage

```python
from pyctcdecode import build_ctcdecoder
import json

# Load vocabulary (from your processor)
vocab = ["<pad>", "<s>", "</s>", "<unk>", "|", ...] # Your vocab here

# Build decoder
decoder = build_ctcdecoder(
    vocab,
    kenlm_model_path='urdu_5gram.bin',
    alpha=0.5,
    beta=1.5
)
```

## Training Details

- N-gram order: 5
- Pruning: Minimal (0 0 0 1)
- Backend: KenLM

## Citation

If you use this model, please cite the original datasets used for training.