Passage Retrieval on Amharic Passage Retrieval Dataset V2 (test)
90.2Recall@5ColBERT-Base-Amharic
Evaluation results
| Method | Links | ||||
|---|---|---|---|---|---|
| ColBERT-Base-AmharicParams (M)=110, Strategy=Monolingual Amharic retrievers introduced in this work2026.05 | 90.2 | 93 | 80.3 | 83.5 | |
| ColBERT-Medium-AmharicParams (M)=42, Strategy=Monolingual Amharic retrievers introduced in this work2026.05 | 88.2 | 91.3 | 77.8 | 81.1 | |
| SPLADE-Base-AmharicParams (M)=110, Strategy=Monolingual Amharic retrievers introduced in this work2026.05 | 87.1 | 90.6 | 75.4 | 79.2 | |
| Embed-Base-AmharicParams (M)=110, Strategy=Monolingual Amharic retrievers introduced in this work2026.05 | 87 | 90.7 | 77.4 | 80.7 | |
| colbert-roberta-amharic-baseParams (M)=110, Strategy=Monolingual Amharic retrievers from prior work2026.05 | 86 | 89.9 | 73.6 | 77.6 | |
| harrier-oss-v1-270m + FTParams (M)=270, Strategy=Amharic-fine-tuned multilingual dense retrievers, Fine-tuned=true2026.05 | 86 | 90.3 | 76 | 79.5 | |
| SPLADE-Medium-AmharicParams (M)=42, Strategy=Monolingual Amharic retrievers introduced in this work2026.05 | 85.8 | 89.6 | 72.8 | 76.9 | |
| Embed-Medium-AmharicParams (M)=42, Strategy=Monolingual Amharic retrievers introduced in this work2026.05 | 84.3 | 88.8 | 74.4 | 77.9 | |
| embeddinggemma-300m + FTParams (M)=300, Strategy=Amharic-fine-tuned multilingual dense retrievers, Fine-tuned=true2026.05 | 81.3 | 86.2 | 71.8 | 75.3 | |
| snowflake-arctic-embed-l-v2.0Params (M)=568, Strategy=Zero-shot multilingual dense retrievers, Zero-shot=true2026.05 | 79.5 | 84.8 | 65.3 | 70.1 | |
| roberta-amharic-text-embedding-baseParams (M)=110, Strategy=Monolingual Amharic retrievers from prior work2026.05 | 79 | 84.4 | 65.7 | 70.3 | |
| roberta-amharic-text-embedding-mediumParams (M)=42, Strategy=Monolingual Amharic retrievers from prior work2026.05 | 75 | 80.7 | 61.6 | 66.2 | |
| multilingual-e5-large-instructParams (M)=560, Strategy=Zero-shot multilingual dense retrievers, Zero-shot=true2026.05 | 73.6 | 79.1 | 60.3 | 64.8 | |
| BM25Strategy=Sparse lexical retrieval2026.05 | 73.4 | 78.9 | 61.2 | 65.5 | |
| harrier-oss-v1-270mParams (M)=270, Strategy=Zero-shot multilingual dense retrievers, Zero-shot=true2026.05 | 69.7 | 75.3 | 57.6 | 61.9 | |
| gte-multilingual-baseParams (M)=305, Strategy=Zero-shot multilingual dense retrievers, Zero-shot=true2026.05 | 69 | 75.5 | 55.7 | 60.5 | |
| embeddinggemma-300mParams (M)=300, Strategy=Zero-shot multilingual dense retrievers, Zero-shot=true2026.05 | 55.8 | 62.1 | 44.8 | 48.9 |