Upload LOL-EVE production model v1.0 - adaptive embedding refactor
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README.md
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---
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language:
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- en
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license: mit
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model-index:
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- name: Marks-lab/LOL-EVE
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results:
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- task:
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type: text-generation
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name: Genomic Sequence Modeling
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dataset:
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type: promoter_sequences
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name: Mammalian Promoter Sequences
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metrics:
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- type: perplexity
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value: 3.3182
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name: Validation Perplexity
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- task:
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type: variant-effect-prediction
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name: Promoter Variant Effect Prediction
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dataset:
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type: eqtl_benchmark
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name: Causal eQTL Identification
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metrics:
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- type: accuracy
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value: "State-of-the-art"
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name: Benchmark Performance
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---
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# LOL-EVE: Language Of Life across EVolutionary Effects
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## Model Description
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LOL-EVE is a conditional autoregressive transformer model trained on 14.6 million diverse mammalian promoter sequences. It leverages evolutionary information and proximal genetic context to predict indel variant effects in human promoter regions.
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## Architecture
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- **Model Type**: Conditional Autoregressive Transformer
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- **Base Architecture**: CTRL (Conditional Transformer Language Model)
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- **Layers**: 12
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- **Embedding Dimension**: 768
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- **Attention Heads**: 12
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- **Max Sequence Length**: 1007
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- **Position Embedding**: adaptive
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## Training Data
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- **Dataset**: 14.6M mammalian promoter sequences
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- **Species Coverage**: Diverse mammalian species
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- **Sequence Length**: Up to 1000bp promoter regions
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- **Embeddings**: Pre-trained protein embeddings (ESM)
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## Performance
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The model achieves state-of-the-art performance on three key benchmarks:
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1. **Causal eQTL Identification**: Identifying causal variants in expression quantitative trait loci
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2. **Rare Variant Prioritization**: Prioritizing rare variants in human population data
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3. **TFBS Disruption**: Understanding transcription factor binding site disruptions
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## Usage
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```python
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from transformers import AutoTokenizer, AutoModelForCausalLM
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# Load tokenizer and model
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tokenizer = AutoTokenizer.from_pretrained("Marks-lab/LOL-EVE")
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model = AutoModelForCausalLM.from_pretrained("Marks-lab/LOL-EVE")
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# Example sequence
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sequence = "ATGCTAGCTAGCTAGCTAGCTA"
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inputs = tokenizer(sequence, return_tensors="pt")
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# Generate predictions
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outputs = model(**inputs)
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```
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## Citation
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If you use this model in your research, please cite:
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```bibtex
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@article{loleve2024,
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title={LOL-EVE: Predicting Promoter Variant Effects from Evolutionary Sequences},
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author={[Authors]},
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journal={ICLR 2024},
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year={2024}
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}
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```
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## License
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This model is licensed under the MIT License.
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## Model Details
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- **Training Framework**: PyTorch Lightning
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- **Optimizer**: Adam with cosine annealing
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- **Learning Rate**: 3e-05
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- **Weight Decay**: 0.01
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- **Batch Size**: 16
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- **Checkpoint**: model_epoch_epoch=01-val_all_control_perplexity_epoch=3.3182.ckpt
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## Limitations
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- Designed specifically for promoter region analysis
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- Requires appropriate genomic context for optimal performance
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- Performance may vary across different species and genomic regions
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## Contact
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For questions about this model, please open an issue in the repository.
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