Merge pull request #8 from Huyf9/main

update some refers

model/backbone/CeiT.py

@@ -2,7 +2,7 @@
 # pylint: disable=W0201
 """
 MindSpore implementation of `CeiT`.
-Refer to Convolution-enhanced image Transformer
+Refer to "Incorporating Convolution Designs into Visual Transformers"
 """
 import math
 import mindspore as ms

model/backbone/DeiT.py

@@ -2,7 +2,7 @@
 # pylint: disable=W0201
 """
 MindSpore implementation of `DeiT`.
-Refer to Data-efficient Image Transformer
+Refer to "Training data-efficient image transformers & distillation through attention"
 """
 from enum import Enum
 from functools import partial

model/backbone/LeViT.py

@@ -2,7 +2,7 @@
 # pylint: disable=W0201
 """
 MindSpore implementation of `LeViT`.
-Refer to LeViT: LeViT Improving Vision Transformerswith Soft Convolutional Inductive Biases
+Refer to "LeViT: a Vision Transformer in ConvNet’s Clothing for Faster Inference"
 """
 import itertools