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---
language:
- vi
- ede

tags:
- splade
- morpheme-tokenizer
- sparse-retrieval
- cross-lingual-retrieval
- information-retrieval
- EViRAL
---

# SPLADE + Morpheme Tokenizer — EViRAL

Cross-lingual retrieval model:

Ede query → Vietnamese passage retrieval

## Architecture

- Backbone: 6-layer Transformer
- Retrieval head: SPLADE sparse expansion
- Tokenizer: Morpheme tokenizer v4

## Files

| File | Description |
|---|---|
| mlm.pt | MLM pre-trained encoder |
| align.pt | Cross-lingual aligned encoder |
| finetune.pt | Fine-tuned retrieval encoder |

## Notes

This model replaces vanilla dense retrieval
with SPLADE sparse lexical expansion while
keeping the same Transformer backbone.