sentence-transformers pytorch bert sentence-similarity feature-extraction generated_from_trainer dataset_size:2400 loss:TripletLoss loss:MultipleNegativesRankingLoss loss:CoSENTLoss arxiv:1908.10084 arxiv:1703.07737 arxiv:1705.00652 base_model:sentence-transformers/paraphrase-multilingual-MiniLM-L12-v2 base_model:finetune:sentence-transformers/paraphrase-multilingual-MiniLM-L12-v2 model-index autotrain_compatible text-embeddings-inference endpoints_compatible region:us