sentence-transformers safetensors bert sentence-similarity feature-extraction generated_from_trainer dataset_size:7004 loss:SoftmaxLoss en dataset:PiC/phrase_similarity arxiv:1908.10084 base_model:bayartsogt/structbert-large base_model:finetune:bayartsogt/structbert-large model-index autotrain_compatible text-embeddings-inference endpoints_compatible region:us