SentenceTransformer based on sentence-transformers/all-MiniLM-L6-v2

This is a sentence-transformers model finetuned from sentence-transformers/all-MiniLM-L6-v2. It maps sentences & paragraphs to a 384-dimensional dense vector space and can be used for semantic textual similarity, semantic search, paraphrase mining, text classification, clustering, and more.

Model Details

Model Description

  • Model Type: Sentence Transformer
  • Base model: sentence-transformers/all-MiniLM-L6-v2
  • Maximum Sequence Length: 256 tokens
  • Output Dimensionality: 384 dimensions
  • Similarity Function: Cosine Similarity

Model Sources

Full Model Architecture

SentenceTransformer(
  (0): Transformer({'max_seq_length': 256, 'do_lower_case': False, 'architecture': 'BertModel'})
  (1): Pooling({'word_embedding_dimension': 384, 'pooling_mode_cls_token': False, 'pooling_mode_mean_tokens': True, 'pooling_mode_max_tokens': False, 'pooling_mode_mean_sqrt_len_tokens': False, 'pooling_mode_weightedmean_tokens': False, 'pooling_mode_lasttoken': False, 'include_prompt': True})
  (2): Normalize()
)

Usage

Direct Usage (Sentence Transformers)

First install the Sentence Transformers library:

pip install -U sentence-transformers

Then you can load this model and run inference.

from sentence_transformers import SentenceTransformer

# Download from the 🤗 Hub
model = SentenceTransformer("LamaDiab/MiniLM-V11Data-128BATCH-SemanticEngine")
# Run inference
sentences = [
    'love hate & other filters',
    'love hate and other filters',
    'through time into healing',
]
embeddings = model.encode(sentences)
print(embeddings.shape)
# [3, 384]

# Get the similarity scores for the embeddings
similarities = model.similarity(embeddings, embeddings)
print(similarities)
# tensor([[1.0000, 0.9886, 0.1483],
#         [0.9886, 1.0000, 0.1821],
#         [0.1483, 0.1821, 1.0000]])

Evaluation

Metrics

Triplet

Metric Value
cosine_accuracy 0.9867

Training Details

Training Dataset

Unnamed Dataset

  • Size: 858,018 training samples
  • Columns: anchor and positive
  • Approximate statistics based on the first 1000 samples:
    anchor positive
    type string string
    details
    • min: 3 tokens
    • mean: 10.79 tokens
    • max: 43 tokens
    • min: 3 tokens
    • mean: 5.38 tokens
    • max: 50 tokens
  • Samples:
    anchor positive
    draped wrap blouse with back slightly longer than the front women blouse
    vaseline blueseal aloe fresh 100 ml body moisturizer
    summer fling bow organza bow hair clip
  • Loss: MultipleNegativesSymmetricRankingLoss with these parameters:
    {
        "scale": 20.0,
        "similarity_fct": "cos_sim",
        "gather_across_devices": false
    }
    

Evaluation Dataset

Unnamed Dataset

  • Size: 9,509 evaluation samples
  • Columns: anchor, positive, and negative
  • Approximate statistics based on the first 1000 samples:
    anchor positive negative
    type string string string
    details
    • min: 3 tokens
    • mean: 9.63 tokens
    • max: 43 tokens
    • min: 2 tokens
    • mean: 6.24 tokens
    • max: 150 tokens
    • min: 3 tokens
    • mean: 9.61 tokens
    • max: 51 tokens
  • Samples:
    anchor positive negative
    pilot mechanical pencil progrex h-127 - 0.7 mm 0.7 mm pencil bestway fabric float extrava
    superior drawing marker -pen - set of 12 colors - 2 nib superior a4 multi labels smart 100/1 sheets la4
    first person singular author: haruki murakami penguin random house usa book water brush chinese flat g014 size 2
  • Loss: MultipleNegativesSymmetricRankingLoss with these parameters:
    {
        "scale": 20.0,
        "similarity_fct": "cos_sim",
        "gather_across_devices": false
    }
    

Training Hyperparameters

Non-Default Hyperparameters

  • eval_strategy: steps
  • per_device_train_batch_size: 256
  • per_device_eval_batch_size: 256
  • learning_rate: 2e-05
  • weight_decay: 0.001
  • num_train_epochs: 5
  • warmup_ratio: 0.2
  • fp16: True
  • dataloader_num_workers: 1
  • dataloader_prefetch_factor: 2
  • dataloader_persistent_workers: True
  • push_to_hub: True
  • hub_model_id: LamaDiab/MiniLM-V11Data-128BATCH-SemanticEngine
  • hub_strategy: all_checkpoints
  • batch_sampler: no_duplicates

All Hyperparameters

Click to expand
  • overwrite_output_dir: False
  • do_predict: False
  • eval_strategy: steps
  • prediction_loss_only: True
  • per_device_train_batch_size: 256
  • per_device_eval_batch_size: 256
  • per_gpu_train_batch_size: None
  • per_gpu_eval_batch_size: None
  • gradient_accumulation_steps: 1
  • eval_accumulation_steps: None
  • torch_empty_cache_steps: None
  • learning_rate: 2e-05
  • weight_decay: 0.001
  • adam_beta1: 0.9
  • adam_beta2: 0.999
  • adam_epsilon: 1e-08
  • max_grad_norm: 1.0
  • num_train_epochs: 5
  • max_steps: -1
  • lr_scheduler_type: linear
  • lr_scheduler_kwargs: {}
  • warmup_ratio: 0.2
  • warmup_steps: 0
  • log_level: passive
  • log_level_replica: warning
  • log_on_each_node: True
  • logging_nan_inf_filter: True
  • save_safetensors: True
  • save_on_each_node: False
  • save_only_model: False
  • restore_callback_states_from_checkpoint: False
  • no_cuda: False
  • use_cpu: False
  • use_mps_device: False
  • seed: 42
  • data_seed: None
  • jit_mode_eval: False
  • use_ipex: False
  • bf16: False
  • fp16: True
  • fp16_opt_level: O1
  • half_precision_backend: auto
  • bf16_full_eval: False
  • fp16_full_eval: False
  • tf32: None
  • local_rank: 0
  • ddp_backend: None
  • tpu_num_cores: None
  • tpu_metrics_debug: False
  • debug: []
  • dataloader_drop_last: False
  • dataloader_num_workers: 1
  • dataloader_prefetch_factor: 2
  • past_index: -1
  • disable_tqdm: False
  • remove_unused_columns: True
  • label_names: None
  • load_best_model_at_end: False
  • ignore_data_skip: False
  • fsdp: []
  • fsdp_min_num_params: 0
  • fsdp_config: {'min_num_params': 0, 'xla': False, 'xla_fsdp_v2': False, 'xla_fsdp_grad_ckpt': False}
  • fsdp_transformer_layer_cls_to_wrap: None
  • accelerator_config: {'split_batches': False, 'dispatch_batches': None, 'even_batches': True, 'use_seedable_sampler': True, 'non_blocking': False, 'gradient_accumulation_kwargs': None}
  • deepspeed: None
  • label_smoothing_factor: 0.0
  • optim: adamw_torch
  • optim_args: None
  • adafactor: False
  • group_by_length: False
  • length_column_name: length
  • ddp_find_unused_parameters: None
  • ddp_bucket_cap_mb: None
  • ddp_broadcast_buffers: False
  • dataloader_pin_memory: True
  • dataloader_persistent_workers: True
  • skip_memory_metrics: True
  • use_legacy_prediction_loop: False
  • push_to_hub: True
  • resume_from_checkpoint: None
  • hub_model_id: LamaDiab/MiniLM-V11Data-128BATCH-SemanticEngine
  • hub_strategy: all_checkpoints
  • hub_private_repo: None
  • hub_always_push: False
  • hub_revision: None
  • gradient_checkpointing: False
  • gradient_checkpointing_kwargs: None
  • include_inputs_for_metrics: False
  • include_for_metrics: []
  • eval_do_concat_batches: True
  • fp16_backend: auto
  • push_to_hub_model_id: None
  • push_to_hub_organization: None
  • mp_parameters:
  • auto_find_batch_size: False
  • full_determinism: False
  • torchdynamo: None
  • ray_scope: last
  • ddp_timeout: 1800
  • torch_compile: False
  • torch_compile_backend: None
  • torch_compile_mode: None
  • include_tokens_per_second: False
  • include_num_input_tokens_seen: False
  • neftune_noise_alpha: None
  • optim_target_modules: None
  • batch_eval_metrics: False
  • eval_on_start: False
  • use_liger_kernel: False
  • liger_kernel_config: None
  • eval_use_gather_object: False
  • average_tokens_across_devices: False
  • prompts: None
  • batch_sampler: no_duplicates
  • multi_dataset_batch_sampler: proportional
  • router_mapping: {}
  • learning_rate_mapping: {}

Training Logs

Epoch Step Training Loss Validation Loss cosine_accuracy
0.0003 1 2.2793 - -
0.2983 1000 2.265 0.8168 0.9629
0.5967 2000 1.8687 0.7446 0.9733
0.8950 3000 1.6653 0.6802 0.9796
1.1933 4000 1.4221 0.6609 0.9819
1.4916 5000 1.4373 0.6335 0.9835
1.7900 6000 1.3735 0.6066 0.9840
2.0883 7000 1.2183 0.6027 0.9845
2.3866 8000 1.2665 0.5951 0.9851
2.6850 9000 1.2465 0.5877 0.9856
2.9833 10000 1.1538 0.6058 0.9858
3.2816 11000 1.1729 0.5818 0.9857
3.5800 12000 1.177 0.5787 0.9863
3.8783 13000 1.1622 0.5772 0.9865
4.1766 14000 1.0635 0.5772 0.9864
4.4749 15000 1.1372 0.5753 0.9865
4.7733 16000 1.1376 0.5735 0.9867

Framework Versions

  • Python: 3.11.13
  • Sentence Transformers: 5.1.2
  • Transformers: 4.53.3
  • PyTorch: 2.6.0+cu124
  • Accelerate: 1.9.0
  • Datasets: 4.4.1
  • Tokenizers: 0.21.2

Citation

BibTeX

Sentence Transformers

@inproceedings{reimers-2019-sentence-bert,
    title = "Sentence-BERT: Sentence Embeddings using Siamese BERT-Networks",
    author = "Reimers, Nils and Gurevych, Iryna",
    booktitle = "Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing",
    month = "11",
    year = "2019",
    publisher = "Association for Computational Linguistics",
    url = "https://arxiv.org/abs/1908.10084",
}
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