timm
/

Image Classification
timm
PyTorch
Safetensors
rwightman HF staff commited on
Commit
548dbaa
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Files changed (4) hide show
  1. README.md +137 -0
  2. config.json +41 -0
  3. model.safetensors +3 -0
  4. pytorch_model.bin +3 -0
README.md ADDED
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+ ---
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+ tags:
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+ - image-classification
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+ - timm
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+ library_name: timm
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+ license: apache-2.0
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+ datasets:
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+ - imagenet-1k
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+ ---
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+ # Model card for mobilenetv4_conv_blur_medium.e500_r224_in1k
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+
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+ A MobileNet-V4 image classification model. Trained on ImageNet-1k by Ross Wightman.
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+
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+ Trained with `timm` scripts using hyper-parameters (mostly) similar to those in the paper.
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+
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+ NOTE: So far, these are the only known MNV4 weights. Official weights for Tensorflow models are unreleased.
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+
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+
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+ ## Model Details
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+ - **Model Type:** Image classification / feature backbone
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+ - **Model Stats:**
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+ - Params (M): 9.7
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+ - GMACs: 1.2
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+ - Activations (M): 8.6
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+ - Image size: train = 224 x 224, test = 256 x 256
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+ - **Dataset:** ImageNet-1k
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+ - **Papers:**
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+ - MobileNetV4 -- Universal Models for the Mobile Ecosystem: https://arxiv.org/abs/2404.10518
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+ - **Original:** https://github.com/tensorflow/models/tree/master/official/vision
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+
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+ ## Model Usage
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+ ### Image Classification
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+ ```python
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+ from urllib.request import urlopen
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+ from PIL import Image
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+ import timm
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+
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+ img = Image.open(urlopen(
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+ 'https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/beignets-task-guide.png'
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+ ))
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+
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+ model = timm.create_model('mobilenetv4_conv_blur_medium.e500_r224_in1k', pretrained=True)
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+ model = model.eval()
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+
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+ # get model specific transforms (normalization, resize)
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+ data_config = timm.data.resolve_model_data_config(model)
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+ transforms = timm.data.create_transform(**data_config, is_training=False)
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+
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+ output = model(transforms(img).unsqueeze(0)) # unsqueeze single image into batch of 1
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+
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+ top5_probabilities, top5_class_indices = torch.topk(output.softmax(dim=1) * 100, k=5)
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+ ```
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+
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+ ### Feature Map Extraction
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+ ```python
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+ from urllib.request import urlopen
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+ from PIL import Image
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+ import timm
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+
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+ img = Image.open(urlopen(
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+ 'https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/beignets-task-guide.png'
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+ ))
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+
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+ model = timm.create_model(
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+ 'mobilenetv4_conv_blur_medium.e500_r224_in1k',
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+ pretrained=True,
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+ features_only=True,
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+ )
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+ model = model.eval()
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+
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+ # get model specific transforms (normalization, resize)
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+ data_config = timm.data.resolve_model_data_config(model)
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+ transforms = timm.data.create_transform(**data_config, is_training=False)
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+
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+ output = model(transforms(img).unsqueeze(0)) # unsqueeze single image into batch of 1
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+
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+ for o in output:
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+ # print shape of each feature map in output
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+ # e.g.:
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+ # torch.Size([1, 32, 112, 112])
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+ # torch.Size([1, 48, 56, 56])
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+ # torch.Size([1, 80, 28, 28])
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+ # torch.Size([1, 160, 14, 14])
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+ # torch.Size([1, 960, 7, 7])
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+
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+ print(o.shape)
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+ ```
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+
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+ ### Image Embeddings
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+ ```python
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+ from urllib.request import urlopen
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+ from PIL import Image
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+ import timm
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+
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+ img = Image.open(urlopen(
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+ 'https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/beignets-task-guide.png'
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+ ))
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+
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+ model = timm.create_model(
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+ 'mobilenetv4_conv_blur_medium.e500_r224_in1k',
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+ pretrained=True,
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+ num_classes=0, # remove classifier nn.Linear
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+ )
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+ model = model.eval()
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+
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+ # get model specific transforms (normalization, resize)
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+ data_config = timm.data.resolve_model_data_config(model)
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+ transforms = timm.data.create_transform(**data_config, is_training=False)
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+
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+ output = model(transforms(img).unsqueeze(0)) # output is (batch_size, num_features) shaped tensor
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+
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+ # or equivalently (without needing to set num_classes=0)
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+
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+ output = model.forward_features(transforms(img).unsqueeze(0))
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+ # output is unpooled, a (1, 960, 7, 7) shaped tensor
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+
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+ output = model.forward_head(output, pre_logits=True)
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+ # output is a (1, num_features) shaped tensor
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+ ```
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+
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+ ## Model Comparison
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+ ### By Top-1
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+
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+ |model |top1 |top1_err|top5 |top5_err|param_count|img_size|
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+ |-------------------------------------------|------|--------|------|--------|-----------|--------|
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+ |mobilenetv4_conv_large.e500_r256_in1k |82.674|17.326 |96.31 |3.69 |32.59 |320 |
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+ |mobilenetv4_conv_large.e500_r256_in1k |81.862|18.138 |95.69 |4.31 |32.59 |256 |
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+ |mobilenetv4_hybrid_medium.e500_r224_in1k |81.276|18.724 |95.742|4.258 |11.07 |256 |
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+ |mobilenetv4_conv_medium.e500_r256_in1k |80.858|19.142 |95.768|4.232 |9.72 |320 |
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+ |mobilenetv4_hybrid_medium.e500_r224_in1k |80.442|19.558 |95.38 |4.62 |11.07 |224 |
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+ |mobilenetv4_conv_blur_medium.e500_r224_in1k|80.142|19.858 |95.298|4.702 |9.72 |256 |
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+ |mobilenetv4_conv_medium.e500_r256_in1k |79.928|20.072 |95.184|4.816 |9.72 |256 |
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+ |mobilenetv4_conv_medium.e500_r224_in1k |79.808|20.192 |95.186|4.814 |9.72 |256 |
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+ |mobilenetv4_conv_blur_medium.e500_r224_in1k|79.438|20.562 |94.932|5.068 |9.72 |224 |
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+ |mobilenetv4_conv_medium.e500_r224_in1k |79.094|20.906 |94.77 |5.23 |9.72 |224 |
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+ |mobilenetv4_conv_small.e1200_r224_in1k |74.292|25.708 |92.116|7.884 |3.77 |256 |
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+ |mobilenetv4_conv_small.e1200_r224_in1k |73.454|26.546 |91.34 |8.66 |3.77 |224 |
config.json ADDED
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+ {
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+ "architecture": "mobilenetv4_conv_blur_medium",
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+ "num_classes": 1000,
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+ "num_features": 960,
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+ "pretrained_cfg": {
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+ "tag": "e500_r224_in1k",
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+ "custom_load": false,
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+ "input_size": [
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+ 3,
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+ 224,
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+ 224
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+ ],
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+ "test_input_size": [
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+ 3,
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+ 256,
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+ 256
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+ ],
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+ "fixed_input_size": false,
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+ "interpolation": "bicubic",
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+ "crop_pct": 0.95,
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+ "test_crop_pct": 1.0,
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+ "crop_mode": "center",
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+ "mean": [
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+ 0.485,
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+ 0.456,
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+ 0.406
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+ ],
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+ "std": [
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+ 0.229,
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+ 0.224,
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+ 0.225
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+ ],
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+ "num_classes": 1000,
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+ "pool_size": [
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+ 7,
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+ 7
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+ ],
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+ "first_conv": "conv_stem",
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+ "classifier": "classifier"
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+ }
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+ }
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