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kashmiri_unigram_tokenizer/README.md
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---
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language: ks
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license: apache-2.0
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tags:
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- tokenizer
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- kashmiri
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- nlp
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- low-resource
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- arabic-script
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- dardic
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datasets:
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- Omarrran/KS-LIT-3M
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---
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# Kashmiri Unigram LM Tokenizer
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> 🏔️ **First systematic tokenizer for Kashmiri (كٲشُر زَبان) — ISO 639-3: kas**
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## Model Description
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| Property | Value |
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|----------|-------|
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| Architecture | Unigram LM |
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| Language | Kashmiri (ks / kas) |
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| Script | Perso-Arabic (Nastaliq) |
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| Vocabulary Size | 32,000 |
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| Training Corpus | KS-LIT-3M (3,091,180 words) |
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| License | Apache-2.0 |
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## 📊 Evaluation Metrics
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| Metric | Value | Description |
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|--------|-------|-------------|
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| Fertility | 1.2000 | Tokens per word (lower = better) |
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| Diacritic Preservation Score (DPS) | 0.9859 | Novel KS-specific metric (1.0 = perfect) |
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| Morphological Boundary Alignment (MBA) | 0.4467 | IoU with gold morpheme boundaries |
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| OOV Rate (held-out) | 0.0000 | Tested on unseen text |
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| Composite Quality Score (CQS) | 0.8848 | Weighted combination |
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## 🎯 Recommended Use Cases
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Probabilistic subword. Best for multilingual models, NMT.
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## 💻 Usage
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```python
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from tokenizers import Tokenizer
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tokenizer = Tokenizer.from_file("tokenizer.json")
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encoded = tokenizer.encode("كٲشِر زَبان چھِیہٕ بُہُت خٲص")
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print("Tokens:", encoded.tokens)
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decoded = tokenizer.decode(encoded.ids)
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print("Decoded:", decoded)
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```
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## 📚 Citation
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```bibtex
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@misc{malik2025kashmiritokenizer,
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title = {A Comprehensive Tokenization Study for Kashmiri},
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author = {Malik, Haq Nawaz},
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year = {2025},
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url = {https://huggingface.co/Omarrran/kashmiri-unigram-tokenizer},
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note = {Trained on KS-LIT-3M corpus}
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}
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```
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