---
title: lightonai/mLateOn (Score)
description: State-of-the-Art Multilingual ColBERT Retrieval Model by LightOn. ModernBERT, 307M parameters.
canonical_url: https://superlinked.com/models/lightonai-mlateon--score
last_updated: 2026-08-24
---

# lightonai/mLateOn (Score)

State-of-the-Art Multilingual ColBERT Retrieval Model by LightOn

Source: [lightonai/mLateOn on HuggingFace](https://huggingface.co/lightonai/mLateOn)
Base model: [lightonai/mLateOn-unsupervised](https://huggingface.co/lightonai/mLateOn-unsupervised)

## Overview

| Field | Value |
|-------|-------|
| Architecture | ModernBERT |
| Parameters | 307M |
| Tasks | Encode, Score |
| Outputs | Multi-Vec |
| Dimensions | Multi-Vec: 128 |
| Max sequence length | 8,192 tokens |
| License | apache-2.0 |
| Inputs | text |
| Languages | en, fr, de, it, es, pt, sv, no, ar, code |

## Benchmarks

### AskUbuntuDupQuestions

Domain: technology · Task: reranking · Language: en

Duplicate question detection from AskUbuntu

Corpus: 6,743 · Queries: 360

**Quality:** ndcg at 10: 0.6627 · map at 10: 0.5108 · mrr at 10: 0.7384

[Reference](https://github.com/taolei87/askubuntu)

### CMedQAv1-reranking

Domain: medical · Task: reranking · Language: zh

Chinese medical question answering reranking (v1)

Corpus: 100,000 · Queries: 2,000

**Quality:** ndcg at 10: 0.7572 · map at 10: 0.6975 · mrr at 10: 0.7514

[Reference](https://github.com/zhangsheng93/cMedQA)

### CMedQAv2-reranking

Domain: medical · Task: reranking · Language: zh

Chinese medical question answering reranking (v2)

Corpus: 108,000 · Queries: 4,000

**Quality:** ndcg at 10: 0.7646 · map at 10: 0.7010 · mrr at 10: 0.7612

[Reference](https://github.com/zhangsheng93/cMedQA2)

### MMarcoReranking

Domain: general · Task: reranking · Language: zh

Multilingual MARCO passage reranking (Chinese)

**Quality:** ndcg at 10: 0.3284 · map at 10: 0.2652 · mrr at 10: 0.2677

[Reference](https://arxiv.org/abs/2304.03679)

### T2Reranking

Domain: general · Task: reranking · Language: zh

Chinese passage ranking benchmark

**Quality:** ndcg at 10: 0.7460 · map at 10: 0.5776 · mrr at 10: 0.8002

[Reference](https://arxiv.org/abs/2304.03679)