alt.freeweights.vision / coatnet_1_rw_224.sw_in1k
From: timm <huggingface.co/timm>Newsgroups: alt.freeweights.visionSubject:

coatnet_1_rw_224.sw_in1k

Date: 2026-11-15Commit: 39eb489Signed: 2DC28CC7B26A283B ✓

Image classification model with 42M parameters. Safetensors weights, 334 MB in all. Published by timm under Apache-2.0.

42M params334MBcoatnet_1_rw_224.sw_in1ksafetensorspermissive
FactsParams42MSize334 MBFormatssafetensorsTaskimage classificationLicenseApache-2.0From sourcepermissive
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# manifest sha256 66243f91fcbd… · 334 MB · 5 files
$ fw verify ./coatnet_1_rw_224.sw_in1k timm/coatnet_1_rw_224.sw_in1k
From sourceHosted (signed)timm/coatnet_1_rw_224.sw_in1kLast check: 2026-11-15 02:50 UTC

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Overview

Size
334 MB
Weights
167 MB (safetensors)
Parameters
42M
Formats
safetensors
Task
image classification
License
Apache-2.0 (permissive)
Files
5, each with a sha256
Publisher
timm
Added
2026-11-15
Section
alt.freeweights.vision
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Model card

From the publisher at commit 39eb489. Shown as plain text with links; images open at the publisher.

Model card for coatnet_1_rw_224.sw_in1k#

A timm specific CoAtNet image classification model. Trained in timm on ImageNet-1k by Ross Wightman.

ImageNet-1k training done on TPUs thanks to support of the TRC program.

Model Variants in maxxvit.py#

MaxxViT covers a number of related model architectures that share a common structure including:

  • CoAtNet - Combining MBConv (depthwise-separable) convolutional blocks in early stages with self-attention transformer blocks in later stages.
  • MaxViT - Uniform blocks across all stages, each containing a MBConv (depthwise-separable) convolution block followed by two self-attention blocks with different partitioning schemes (window followed by grid).
  • CoAtNeXt - A timm specific arch that uses ConvNeXt blocks in place of MBConv blocks in CoAtNet. All normalization layers are LayerNorm (no BatchNorm).
  • MaxxViT - A timm specific arch that uses ConvNeXt blocks in place of MBConv blocks in MaxViT. All normalization layers are LayerNorm (no BatchNorm).
  • MaxxViT-V2 - A MaxxViT variation that removes the window block attention leaving only ConvNeXt blocks and grid attention w/ more width to compensate.

Aside from the major variants listed above, there are more subtle changes from model to model. Any model name with the string rw are timm specific configs w/ modelling adjustments made to favour PyTorch eager use. These were created while training initial reproductions of the models so there are variations. All models with the string tf are models exactly matching Tensorflow based models by the original paper authors with weights ported to PyTorch. This covers a number of MaxViT models. The official CoAtNet models were never released.

Model Details#

  • Model Type: Image classification / feature backbone
  • Model Stats:
    • Params (M): 41.7
    • GMACs: 8.0
    • Activations (M): 34.6
    • Image size: 224 x 224
  • Papers:
  • Dataset: ImageNet-1k

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('coatnet_1_rw_224.sw_in1k', pretrained=True)
model = model.eval()

# get model specific transforms (normalization, resize)
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))  # unsqueeze single image into batch of 1

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(
    'coatnet_1_rw_224.sw_in1k',
    pretrained=True,
    features_only=True,
)
model = model.eval()

# get model specific transforms (normalization, resize)
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))  # unsqueeze single image into batch of 1

for o in output:
    # print shape of each feature map in output
    # e.g.:
    #  torch.Size([1, 64, 112, 112])
    #  torch.Size([1, 96, 56, 56])
    #  torch.Size([1, 192, 28, 28])
    #  torch.Size([1, 384, 14, 14])
    #  torch.Size([1, 768, 7, 7])

    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(
    'coatnet_1_rw_224.sw_in1k',
    pretrained=True,
    num_classes=0,  # remove classifier nn.Linear
)
model = model.eval()

# get model specific transforms (normalization, resize)
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 is (batch_size, num_features) shaped tensor

# or equivalently (without needing to set num_classes=0)

output = model.forward_features(transforms(img).unsqueeze(0))
# output is unpooled, a (1, 768, 7, 7) shaped tensor

output = model.forward_head(output, pre_logits=True)
# output is a (1, num_features) shaped tensor

Model Comparison#

By Top-1#
modeltop1top5samples / secParams (M)GMACAct (M)
maxvit_xlarge_tf_512.in21k_ft_in1k88.5398.6421.76475.77534.141413.22
maxvit_xlarge_tf_384.in21k_ft_in1k88.3298.5442.53475.32292.78668.76
maxvit_base_tf_512.in21k_ft_in1k88.2098.5350.87119.88138.02703.99
maxvit_large_tf_512.in21k_ft_in1k88.0498.4036.42212.33244.75942.15
maxvit_large_tf_384.in21k_ft_in1k87.9898.5671.75212.03132.55445.84
maxvit_base_tf_384.in21k_ft_in1k87.9298.54104.71119.6573.80332.90
maxvit_rmlp_base_rw_384.sw_in12k_ft_in1k87.8198.37106.55116.1470.97318.95
maxxvitv2_rmlp_base_rw_384.sw_in12k_ft_in1k87.4798.37149.49116.0972.98213.74
coatnet_rmlp_2_rw_384.sw_in12k_ft_in1k87.3998.31160.8073.8847.69209.43
maxvit_rmlp_base_rw_224.sw_in12k_ft_in1k86.8998.02375.86116.1423.1592.64
maxxvitv2_rmlp_base_rw_224.sw_in12k_ft_in1k86.6498.02501.03116.0924.2062.77
maxvit_base_tf_512.in1k86.6097.9250.75119.88138.02703.99
coatnet_2_rw_224.sw_in12k_ft_in1k86.5797.89631.8873.8715.0949.22
maxvit_large_tf_512.in1k86.5297.8836.04212.33244.75942.15
coatnet_rmlp_2_rw_224.sw_in12k_ft_in1k86.4997.90620.5873.8815.1854.78
maxvit_base_tf_384.in1k86.2997.80101.09119.6573.80332.90
maxvit_large_tf_384.in1k86.2397.6970.56212.03132.55445.84
maxvit_small_tf_512.in1k86.1097.7688.6369.1367.26383.77
maxvit_tiny_tf_512.in1k85.6797.58144.2531.0533.49257.59
maxvit_small_tf_384.in1k85.5497.46188.3569.0235.87183.65
maxvit_tiny_tf_384.in1k85.1197.38293.4630.9817.53123.42
maxvit_large_tf_224.in1k84.9396.97247.71211.7943.68127.35
coatnet_rmlp_1_rw2_224.sw_in12k_ft_in1k84.9096.961025.4541.728.1140.13
maxvit_base_tf_224.in1k84.8596.99358.25119.4724.0495.01
maxxvit_rmlp_small_rw_256.sw_in1k84.6397.06575.5366.0114.6758.38
coatnet_rmlp_2_rw_224.sw_in1k84.6196.74625.8173.8815.1854.78
maxvit_rmlp_small_rw_224.sw_in1k84.4996.76693.8264.9010.7549.30
maxvit_small_tf_224.in1k84.4396.83647.9668.9311.6653.17
maxvit_rmlp_tiny_rw_256.sw_in1k84.2396.78807.2129.156.7746.92
coatnet_1_rw_224.sw_in1k83.6296.38989.5941.728.0434.60
maxvit_tiny_rw_224.sw_in1k83.5096.501100.5329.065.1133.11
maxvit_tiny_tf_224.in1k83.4196.591004.9430.925.6035.78
coatnet_rmlp_1_rw_224.sw_in1k83.3696.451093.0341.697.8535.47
maxxvitv2_nano_rw_256.sw_in1k83.1196.331276.8823.706.2623.05
maxxvit_rmlp_nano_rw_256.sw_in1k83.0396.341341.2416.784.3726.05
maxvit_rmlp_nano_rw_256.sw_in1k82.9696.261283.2415.504.4731.92
maxvit_nano_rw_256.sw_in1k82.9396.231218.1715.454.4630.28
coatnet_bn_0_rw_224.sw_in1k82.3996.191600.1427.444.6722.04
coatnet_0_rw_224.sw_in1k82.3995.841831.2127.444.4318.73
coatnet_rmlp_nano_rw_224.sw_in1k82.0595.872109.0915.152.6220.34
coatnext_nano_rw_224.sw_in1k81.9595.922525.5214.702.4712.80
coatnet_nano_rw_224.sw_in1k81.7095.642344.5215.142.4115.41
maxvit_rmlp_pico_rw_256.sw_in1k80.5395.211594.717.521.8524.86
By Throughput (samples / sec)#
modeltop1top5samples / secParams (M)GMACAct (M)
coatnext_nano_rw_224.sw_in1k81.9595.922525.5214.702.4712.80
coatnet_nano_rw_224.sw_in1k81.7095.642344.5215.142.4115.41
coatnet_rmlp_nano_rw_224.sw_in1k82.0595.872109.0915.152.6220.34
coatnet_0_rw_224.sw_in1k82.3995.841831.2127.444.4318.73
coatnet_bn_0_rw_224.sw_in1k82.3996.191600.1427.444.6722.04
maxvit_rmlp_pico_rw_256.sw_in1k80.5395.211594.717.521.8524.86
maxxvit_rmlp_nano_rw_256.sw_in1k83.0396.341341.2416.784.3726.05
maxvit_rmlp_nano_rw_256.sw_in1k82.9696.261283.2415.504.4731.92
maxxvitv2_nano_rw_256.sw_in1k83.1196.331276.8823.706.2623.05
maxvit_nano_rw_256.sw_in1k82.9396.231218.1715.454.4630.28
maxvit_tiny_rw_224.sw_in1k83.5096.501100.5329.065.1133.11
coatnet_rmlp_1_rw_224.sw_in1k83.3696.451093.0341.697.8535.47
coatnet_rmlp_1_rw2_224.sw_in12k_ft_in1k84.9096.961025.4541.728.1140.13
maxvit_tiny_tf_224.in1k83.4196.591004.9430.925.6035.78
coatnet_1_rw_224.sw_in1k83.6296.38989.5941.728.0434.60
maxvit_rmlp_tiny_rw_256.sw_in1k84.2396.78807.2129.156.7746.92
maxvit_rmlp_small_rw_224.sw_in1k84.4996.76693.8264.9010.7549.30
maxvit_small_tf_224.in1k84.4396.83647.9668.9311.6653.17
coatnet_2_rw_224.sw_in12k_ft_in1k86.5797.89631.8873.8715.0949.22
coatnet_rmlp_2_rw_224.sw_in1k84.6196.74625.8173.8815.1854.78
coatnet_rmlp_2_rw_224.sw_in12k_ft_in1k86.4997.90620.5873.8815.1854.78
maxxvit_rmlp_small_rw_256.sw_in1k84.6397.06575.5366.0114.6758.38
maxxvitv2_rmlp_base_rw_224.sw_in12k_ft_in1k86.6498.02501.03116.0924.2062.77
maxvit_rmlp_base_rw_224.sw_in12k_ft_in1k86.8998.02375.86116.1423.1592.64
maxvit_base_tf_224.in1k84.8596.99358.25119.4724.0495.01
maxvit_tiny_tf_384.in1k85.1197.38293.4630.9817.53123.42
maxvit_large_tf_224.in1k84.9396.97247.71211.7943.68127.35
maxvit_small_tf_384.in1k85.5497.46188.3569.0235.87183.65
coatnet_rmlp_2_rw_384.sw_in12k_ft_in1k87.3998.31160.8073.8847.69209.43
maxxvitv2_rmlp_base_rw_384.sw_in12k_ft_in1k87.4798.37149.49116.0972.98213.74
maxvit_tiny_tf_512.in1k85.6797.58144.2531.0533.49257.59
maxvit_rmlp_base_rw_384.sw_in12k_ft_in1k87.8198.37106.55116.1470.97318.95
maxvit_base_tf_384.in21k_ft_in1k87.9298.54104.71119.6573.80332.90
maxvit_base_tf_384.in1k86.2997.80101.09119.6573.80332.90
maxvit_small_tf_512.in1k86.1097.7688.6369.1367.26383.77
maxvit_large_tf_384.in21k_ft_in1k87.9898.5671.75212.03132.55445.84
maxvit_large_tf_384.in1k86.2397.6970.56212.03132.55445.84
maxvit_base_tf_512.in21k_ft_in1k88.2098.5350.87119.88138.02703.99
maxvit_base_tf_512.in1k86.6097.9250.75119.88138.02703.99
maxvit_xlarge_tf_384.in21k_ft_in1k88.3298.5442.53475.32292.78668.76
maxvit_large_tf_512.in21k_ft_in1k88.0498.4036.42212.33244.75942.15
maxvit_large_tf_512.in1k86.5297.8836.04212.33244.75942.15
maxvit_xlarge_tf_512.in21k_ft_in1k88.5398.6421.76475.77534.141413.22

Citation#

@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{tu2022maxvit,
  title={MaxViT: Multi-Axis Vision Transformer},
  author={Tu, Zhengzhong and Talebi, Hossein and Zhang, Han and Yang, Feng and Milanfar, Peyman and Bovik, Alan and Li, Yinxiao},
  journal={ECCV},
  year={2022},
}        
@article{dai2021coatnet,
  title={CoAtNet: Marrying Convolution and Attention for All Data Sizes},
  author={Dai, Zihang and Liu, Hanxiao and Le, Quoc V and Tan, Mingxing},
  journal={arXiv preprint arXiv:2106.04803},
  year={2021}
}

Files

5 files · 334 MBWeights 167 MB (safetensors). Sizes and sha256 from the signed manifest.
Hide all 5 files with their sha256
FileSizesha256
.gitattributes1.48 KBdb7c0371f46f0840b8f25794c1e3321c9b5820a8cb6ba9694a46fc64b8fae5a6
README.md22.1 KB6ff0856c9872b02e3fdcab50377f6e3fccf46a33b04ad7a198b989e23b9493cb
config.json586 B3640a13734e88ac25d52df4085c5e85cc5867e1b936c1bbe347869740961473b
model.safetensors167 MBef617b9c8bfdb3e054e42f9681ccb4023b7be33fb76e69e6388a4ae22b135fbc
pytorch_model.bin167 MBc74d2b05be7cf6556d193fd90371b8f62b729298c03dd7006f25c06738dcc87f
VersionsEach time the pinned upstream commit or file list changed in this repo. Newest first.
Upstream commitDateContents
39eb489f43 pinned now2026-11-15 02:50 UTC5 files · 334 MB

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$ fw get timm/coatnet_1_rw_224.sw_in1k
# manifest sha256 66243f91fcbd… · 334 MB · 5 files
$ fw verify ./coatnet_1_rw_224.sw_in1k timm/coatnet_1_rw_224.sw_in1k
fw.pyChecks the signature and every sha256, tries each source in order, resumes.
$ python3 fw.py get https://freeweights.allternit.com/manifests/timm/coatnet_1_rw_224.sw_in1k.json --dir ./coatnet_1_rw_224.sw_in1k $ python3 fw.py verify ./coatnet_1_rw_224.sw_in1k ./timm__coatnet_1_rw_224.sw_in1k.json
hfThe Hugging Face CLI with one setting. Same repo id.
$ HF_ENDPOINT=https://freeweights.allternit.com hf download timm/coatnet_1_rw_224.sw_in1k --revision 39eb489f432a7e7a09b96ba1a28d8a68a2747bce --local-dir ./coatnet_1_rw_224.sw_in1k

License

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Apache License 2.0
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Apache-2.0
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yes
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License as declared by the publisher. No person read it. 2026-11-15
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Provenance

From: timm <huggingface.co/timm>Newsgroups: alt.freeweights.visionSubject: coatnet_1_rw_224.sw_in1kDate: 2026-11-15Commit: 39eb489Signed: 2DC28CC7B26A283B ✓
Upstream
timm/coatnet_1_rw_224.sw_in1k
Pinned commit
39eb489f432a7e7a09b96ba1a28d8a68a2747bce
Manifest
coatnet_1_rw_224.sw_in1k.json · .minisig
Manifest sha256
66243f91fcbd4e4a8f54cef5401b815eb1cca1a9c5a107890ad62f47a69fe680
Signature
minisign, Ed25519, key 2DC28CC7B26A283B
Created
2026-11-15 02:50 UTC
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Signed manifest
minisign, key 2DC28CC7B26A283B. coatnet_1_rw_224.sw_in1k.json. Provenance. Takedown history: none.
From: dima806 <huggingface.co/dima806>Subject: ai_vs_real_image_detection
From: legekka <huggingface.co/legekka>Subject: AI-Anime-Image-Detector-ViT
From: onnx-community <huggingface.co/onnx-community>Subject: AI-Anime-Image-Detector-ViT-ONNX
From: AICodexLab <huggingface.co/AICodexLab>Subject: answerdotai-ModernBERT-base-ai-detector
From: onnx-community <huggingface.co/onnx-community>Subject: answerdotai-ModernBERT-base-ai-detector-ONNX
From: onnx-community <huggingface.co/onnx-community>Subject: bart-large-cnn-ONNX