sentence-transformers safetensors bert sentence-similarity feature-extraction dataset_size:10K<n<100K loss:CosineSimilarityLoss arxiv:1908.10084 base_model:marrodion/minilm-l12-v2-simple base_model:finetune:marrodion/minilm-l12-v2-simple model-index autotrain_compatible text-embeddings-inference endpoints_compatible region:us