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mims-harvard
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Model Details
Model Provider
mims-harvard
Model Tree
Qwen/Qwen3-1.7B
Input Modalities
Output Modalities
Supported Functionality
Qwen/Qwen3-1.7Bevo2_1b_base (frozen; not included in this repo)blocks.20.mlp.l3This repo contains the merged text LLM (LoRA fused into base weights) plus dna_projection.pt.
| File | Description |
|---|---|
model.safetensors | Merged Qwen3-1.7B weights |
dna_projection.pt | Linear map from Evo2 hidden (1920) → text hidden (2048) |
dna_model_config.json | DNA encoder + projection metadata |
Use the BioReason DNALLMModel loader:
python
from transformers import AutoModelForCausalLM, AutoTokenizerimport torchtext_model = AutoModelForCausalLM.from_pretrained("mims-harvard/bio-posttrain-qwen3-1.7b-dna-sft")tokenizer = AutoTokenizer.from_pretrained("mims-harvard/bio-posttrain-qwen3-1.7b-dna-sft")proj = torch.load("mims-harvard/bio-posttrain-qwen3-1.7b-dna-sft/dna_projection.pt", map_location="cpu")# Load Evo2 separately: evo2_1b_base
See dna_model_config.json for encoder settings.
Part of the Bio-posttrain collection.