from torch import nn
import torch.nn.functional as F
import torch
import math


class SelfAttenti...

import torch
from torch import nn
import numpy as np


class ScaledDotProductAttention(nn.Module)...

import numpy as np
from matplotlib import pyplot as plt


# 生成权重以及偏执项layers_dim代表每层的神经元个数，
# 比如[...

# 数据加载
from sklearn.datasets import fetch_california_housing
from sklearn.model_selection import...