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intfloat/e5-small-v2
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Primitive: /encode · Encode ·
BERT
Text Embeddings by Weakly-Supervised Contrastive Pre-training. Liang Wang, Nan Yang, Xiaolong Huang, Binxing Jiao, Linjun Yang, Daxin Jiang, Rangan Majumder, Furu Wei, arXiv 2022
Dense
View on Hugging Face →
Overview
Hardware:
— drives latency, throughput & cost
| Size | 33M params |
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| Tasks | /encode |
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| License | mit |
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| Languages | en |
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| Latency | 50 ms |
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| Throughput | 58.3K tok/s |
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| Cost | $0.0038 /1M tok |
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Cost is approximate — computed from list GPU prices; your actual price depends on the provider you deploy SIE with.
Embedding
| Output types | Dense |
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| Dimensions | dense: 384 |
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| Max sequence length | 512 |
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| Inputs | text |
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Benchmarks
Duplicate question retrieval from StackExchange Physics
Corpus: 38,314 Queries: 1,039
Quality
map at 10 0.3521
mrr at 10 0.4049
ndcg at 10 0.4052
Performance L4 b1 c16
Corpus 42.5K tok/s
Corpus p50 47.8ms
Query 3.1K tok/s
Query p50 48.7ms
Reference →
Code search with natural language queries
Corpus: 6,267 Queries: 500
Quality
map at 10 0.2161
mrr at 10 0.2341
ndcg at 10 0.2864
Performance L4 b1 c16
Corpus 16.7K tok/s
Corpus p50 49.7ms
Query 1.6K tok/s
Query p50 50.3ms
Reference →
Financial opinion mining and question answering
Corpus: 57,599 Queries: 648
Quality
map at 10 0.2840
mrr at 10 0.4390
ndcg at 10 0.3560
Performance L4 b1 c16
Corpus 41.5K tok/s
Corpus p50 57.8ms
Query 3.3K tok/s
Query p50 48.5ms
Reference →
Question answering on consumer contracts
Corpus: 153 Queries: 396
Quality
map at 10 0.6679
mrr at 10 0.6687
ndcg at 10 0.7278
Performance L4 b1 c16
Corpus 115.7K tok/s
Corpus p50 63.0ms
Query 4.0K tok/s
Query p50 57.9ms
Reference →
Biomedical literature search from NutritionFacts.org
Corpus: 3,593 Queries: 323
Quality
ndcg at 10 0.3195
map at 10 0.1142
mrr at 10 0.5174
Performance L4 b1 c16
Corpus 95.9K tok/s
Corpus p50 45.8ms
Query 1.5K tok/s
Query p50 43.2ms
Reference →
Smaller subset of the FiQA financial QA dataset
Quality
ndcg at 10 0.4299
map at 10 0.3531
mrr at 10 0.4611
Performance L4 b1 c16
Corpus 58.3K tok/s
Corpus p50 40.3ms
Query 4.1K tok/s
Query p50 35.0ms
Reference →
Citation prediction, document classification, and recommendation for scientific papers
Corpus: 25,656 Queries: 1,000
Quality
map at 10 0.0643
mrr at 10 0.2128
ndcg at 10 0.1162
Performance L4 b1 c16
Corpus 57.1K tok/s
Corpus p50 49.9ms
Query 3.2K tok/s
Query p50 47.2ms
Reference →
Scientific claim verification using research literature
Corpus: 5,183 Queries: 300
Quality
map at 10 0.6308
mrr at 10 0.6498
ndcg at 10 0.6753
Performance L4 b1 c16
Corpus 85.1K tok/s
Corpus p50 47.6ms
Query 4.6K tok/s
Query p50 48.1ms
Reference →
Programming question answering from Stack Overflow
Corpus: 19,931 Queries: 1,994
Quality
map at 10 0.8113
mrr at 10 0.8113
ndcg at 10 0.8349
Performance L4 b1 c16
Corpus 63.0K tok/s
Corpus p50 53.7ms
Query 55.0K tok/s
Query p50 75.1ms
Reference →
