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-V17Data-128BATCH-SemanticEngine")
# Run inference
sentences = [
    'faber castell jumbo colored pencil, metallic copper',
    ' colored pencil',
    'squirrel machine for forming creative clay',
]
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, 0.7479, 0.1395],
#         [0.7479, 1.0000, 0.2100],
#         [0.1395, 0.2100, 1.0000]])

Evaluation

Metrics

Triplet

Metric Value
cosine_accuracy 0.9446

Training Details

Training Dataset

Unnamed Dataset

  • Size: 605,748 training samples
  • Columns: anchor, positive, and itemCategory
  • Approximate statistics based on the first 1000 samples:
    anchor positive itemCategory
    type string string string
    details
    • min: 3 tokens
    • mean: 9.0 tokens
    • max: 133 tokens
    • min: 3 tokens
    • mean: 5.16 tokens
    • max: 41 tokens
    • min: 3 tokens
    • mean: 3.93 tokens
    • max: 9 tokens
  • Samples:
    anchor positive itemCategory
    wipeable nylon suitcase accessories bag
    kids light and flexible riptab shoes comfy trainers for running and jumping sports shoe
    sugarlo 50mg 30tab2exnew sugarlo diabetes medicine
  • 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, negative, and itemCategory
  • Approximate statistics based on the first 1000 samples:
    anchor positive negative itemCategory
    type string string string string
    details
    • min: 3 tokens
    • mean: 9.63 tokens
    • max: 43 tokens
    • min: 2 tokens
    • mean: 6.14 tokens
    • max: 150 tokens
    • min: 3 tokens
    • mean: 9.1 tokens
    • max: 43 tokens
    • min: 3 tokens
    • mean: 3.88 tokens
    • max: 10 tokens
  • Samples:
    anchor positive negative itemCategory
    pilot mechanical pencil progrex h-127 - 0.7 mm pencil thermal food bag coral high 5 l 1 zipper 11812 camouflage dinosaur pencil
    superior drawing marker -pen - set of 12 colors - 2 nib nib marker pen modeling clay block 550 gr black marker
    first person singular author: haruki murakami penguin random house usa book blue colada literature and fiction
  • 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: 128
  • per_device_eval_batch_size: 128
  • learning_rate: 2e-05
  • weight_decay: 0.01
  • num_train_epochs: 5
  • warmup_ratio: 0.1
  • fp16: True
  • dataloader_num_workers: 1
  • dataloader_prefetch_factor: 2
  • dataloader_persistent_workers: True
  • push_to_hub: True
  • hub_model_id: LamaDiab/MiniLM-V17Data-128BATCH-SemanticEngine
  • hub_strategy: all_checkpoints

All Hyperparameters

Click to expand
  • overwrite_output_dir: False
  • do_predict: False
  • eval_strategy: steps
  • prediction_loss_only: True
  • per_device_train_batch_size: 128
  • per_device_eval_batch_size: 128
  • 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: 0.01
  • 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: 0.1
  • 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-V17Data-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: batch_sampler
  • multi_dataset_batch_sampler: proportional
  • router_mapping: {}
  • learning_rate_mapping: {}

Training Logs

Epoch Step Training Loss Validation Loss cosine_accuracy
0.0002 1 2.6278 - -
0.2113 1000 2.7281 0.6126 0.9346
0.4226 2000 1.999 0.5676 0.9389
0.6338 3000 1.5073 0.5519 0.9328
0.8451 4000 0.9687 0.5425 0.9312
1.0564 5000 0.9492 0.5104 0.9442
1.2677 6000 1.3563 0.5167 0.9431
1.4790 7000 1.253 0.5245 0.9433
1.6903 8000 0.9613 0.5144 0.9373
1.9015 9000 0.6725 0.5081 0.9388
2.1128 10000 0.8854 0.4964 0.9442
2.3241 11000 1.0927 0.4986 0.9469
2.5354 12000 1.0451 0.4878 0.9465
2.7467 13000 0.7421 0.4899 0.9421
2.9580 14000 0.5394 0.4943 0.9391
3.1692 15000 0.9123 0.4896 0.9456
3.3805 16000 0.9725 0.4869 0.9486
3.5918 17000 0.9007 0.4895 0.9445
3.8031 18000 0.6232 0.4809 0.9443
4.0144 19000 0.5199 0.4683 0.9491
4.2256 20000 0.9471 0.4781 0.9486
4.4369 21000 0.9296 0.4797 0.9477
4.6482 22000 0.7881 0.4837 0.9444
4.8595 23000 0.5517 0.4805 0.9446

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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