Tan_pytorch_segmentation/pytorch_segmentation/PV_Backbone/PVT.py

13 lines
455 B
Python

from model.backbone.PVT import PyramidVisionTransformer
import torch
from torch import nn
if __name__ == '__main__':
input=torch.randn(1,3,224,224)
model = PyramidVisionTransformer(
patch_size=4, embed_dims=[64, 128, 320, 512], num_heads=[1, 2, 5, 8], mlp_ratios=[8, 8, 4, 4], qkv_bias=True,
norm_layer=partial(nn.LayerNorm, eps=1e-6), depths=[2, 2, 2, 2], sr_ratios=[8, 4, 2, 1])
output=model(input)
print(output.shape)