sentence-transformers safetensors sentence-similarity feature-extraction generated_from_trainer dataset_size:3002496 loss:MultipleNegativesRankingLoss en dataset:sentence-transformers/gooaq arxiv:1908.10084 arxiv:1705.00652 base_model:google-bert/bert-base-uncased base_model:finetune:google-bert/bert-base-uncased license:apache-2.0 model-index co2_eq_emissions autotrain_compatible endpoints_compatible region:us