Model card for resnet18.a1_in1k
	
A ResNet-B image classification model.
This model features:
- ReLU activations
- single layer 7x7 convolution with pooling
- 1x1 convolution shortcut downsample
Trained on ImageNet-1k in timm using recipe template described below.
Recipe details:
- ResNet Strikes Back A1recipe
- LAMB optimizer with BCE loss
- Cosine LR schedule with warmup
	
		
	
	
		Model Details
	
	
		
	
	
		Model Usage
	
	
		
	
	
		Image Classification
	
from urllib.request import urlopen
from PIL import Image
import timm
img = Image.open(urlopen(
    'https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/beignets-task-guide.png'
))
model = timm.create_model('resnet18.a1_in1k', pretrained=True)
model = model.eval()
data_config = timm.data.resolve_model_data_config(model)
transforms = timm.data.create_transform(**data_config, is_training=False)
output = model(transforms(img).unsqueeze(0))  
top5_probabilities, top5_class_indices = torch.topk(output.softmax(dim=1) * 100, k=5)
	
	
		Feature Map Extraction
	
from urllib.request import urlopen
from PIL import Image
import timm
img = Image.open(urlopen(
    'https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/beignets-task-guide.png'
))
model = timm.create_model(
    'resnet18.a1_in1k',
    pretrained=True,
    features_only=True,
)
model = model.eval()
data_config = timm.data.resolve_model_data_config(model)
transforms = timm.data.create_transform(**data_config, is_training=False)
output = model(transforms(img).unsqueeze(0))  
for o in output:
    
    
    
    
    
    
    
    print(o.shape)
	
		
	
	
		Image Embeddings
	
from urllib.request import urlopen
from PIL import Image
import timm
img = Image.open(urlopen(
    'https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/beignets-task-guide.png'
))
model = timm.create_model(
    'resnet18.a1_in1k',
    pretrained=True,
    num_classes=0,  
)
model = model.eval()
data_config = timm.data.resolve_model_data_config(model)
transforms = timm.data.create_transform(**data_config, is_training=False)
output = model(transforms(img).unsqueeze(0))  
output = model.forward_features(transforms(img).unsqueeze(0))
output = model.forward_head(output, pre_logits=True)
	
		
	
	
		Model Comparison
	
Explore the dataset and runtime metrics of this model in timm model results.
	
		
	
	
		Citation
	
@inproceedings{wightman2021resnet,
  title={ResNet strikes back: An improved training procedure in timm},
  author={Wightman, Ross and Touvron, Hugo and Jegou, Herve},
  booktitle={NeurIPS 2021 Workshop on ImageNet: Past, Present, and Future}
}
@misc{rw2019timm,
  author = {Ross Wightman},
  title = {PyTorch Image Models},
  year = {2019},
  publisher = {GitHub},
  journal = {GitHub repository},
  doi = {10.5281/zenodo.4414861},
  howpublished = {\url{https://github.com/huggingface/pytorch-image-models}}
}
@article{He2015,
  author = {Kaiming He and Xiangyu Zhang and Shaoqing Ren and Jian Sun},
  title = {Deep Residual Learning for Image Recognition},
  journal = {arXiv preprint arXiv:1512.03385},
  year = {2015}
}