Wide ResNet

Last updated on Feb 14, 2021

wide_resnet101_2

Parameters 127 Million
FLOPs 29 Billion
File Size 242.90 MB
Training Data ImageNet
Training Resources
Training Time

Architecture 1x1 Convolution, Wide Residual Block, Batch Normalization, Convolution, Global Average Pooling, Residual Connection, ReLU, Max Pooling, Softmax
ID wide_resnet101_2
Crop Pct 0.875
Image Size 224
Interpolation bilinear
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wide_resnet50_2

Parameters 69 Million
FLOPs 15 Billion
File Size 263.07 MB
Training Data ImageNet
Training Resources
Training Time

Architecture 1x1 Convolution, Wide Residual Block, Batch Normalization, Convolution, Global Average Pooling, Residual Connection, ReLU, Max Pooling, Softmax
ID wide_resnet50_2
Crop Pct 0.875
Image Size 224
Interpolation bicubic
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README.md

Summary

Wide Residual Networks are a variant on ResNets where we decrease depth and increase the width of residual networks. This is achieved through the use of wide residual blocks.

How do I load this model?

To load a pretrained model:

import timm
m = timm.create_model('wide_resnet101_2', pretrained=True)
m.eval()

Replace the model name with the variant you want to use, e.g. wide_resnet101_2. You can find the IDs in the model summaries at the top of this page.

How do I train this model?

You can follow the timm recipe scripts for training a new model afresh.

Citation

@article{DBLP:journals/corr/ZagoruykoK16,
  author    = {Sergey Zagoruyko and
               Nikos Komodakis},
  title     = {Wide Residual Networks},
  journal   = {CoRR},
  volume    = {abs/1605.07146},
  year      = {2016},
  url       = {http://arxiv.org/abs/1605.07146},
  archivePrefix = {arXiv},
  eprint    = {1605.07146},
  timestamp = {Mon, 13 Aug 2018 16:46:42 +0200},
  biburl    = {https://dblp.org/rec/journals/corr/ZagoruykoK16.bib},
  bibsource = {dblp computer science bibliography, https://dblp.org}
}

Results

Image Classification on ImageNet

Image Classification
BENCHMARK MODEL METRIC NAME METRIC VALUE GLOBAL RANK
ImageNet wide_resnet50_2 Top 1 Accuracy 81.45% # 60
Top 5 Accuracy 95.52% # 60
ImageNet wide_resnet101_2 Top 1 Accuracy 78.85% # 140
Top 5 Accuracy 94.28% # 140