BiRNA-BERT
Collection
Contains BiRNA-BERT, its tokenizer, and related ablation-study models.
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8 items
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Updated
buetnlpbio/bpe-only-dna-bert
was trained on only Human Genome DNA dataset for 1 epoch (for ablation). Performance on other DNA types may be limited.
BiRNA-BERT is a BERT-style transformer encoder model that generates embeddings for RNA sequences. BiRNA-BERT has been trained on BPE tokens and individual nucleotides. As a result, it can generate both granular nucleotide-level embeddings and efficient sequence-level embeddings (using BPE).
BiRNA-BERT was trained using the MosaicBERT framework - https://huggingface.co/mosaicml/mosaic-bert-base
import torch
import transformers
from transformers import AutoModelForMaskedLM, AutoTokenizer
tokenizer = AutoTokenizer.from_pretrained("buetnlpbio/bidna-tokenizer")
config = transformers.BertConfig.from_pretrained("buetnlpbio/bpe-only-dna-bert")
mysterybert = AutoModelForMaskedLM.from_pretrained("buetnlpbio/bpe-only-dna-bert",config=config,trust_remote_code=True)
mysterybert.cls = torch.nn.Identity()
# To get sequence embeddings
seq_embed = mysterybert(**tokenizer("AGCTACGTACGT", return_tensors="pt"))
print(seq_embed.logits.shape) # CLS + 4 BPE token embeddings + SEP