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import numpy as np
import lqmtest_x3_5_pool
import lqmtest_x3_2_load_data
import lqmtest_x3_4_conv_proc
class ModelObj: # 网络对象
def __init__(self, ObjID, ObjType, ObjLable, ParaString, ObjX, ObjY):
self.ObjID = ObjID # 图元号
self.ObjType = ObjType # 图元类别
self.ObjLable = ObjLable # 对象标签
self.ParaString = ParaString # 参数字符串
self.ObjX = ObjX # 对象位置x坐标
self.ObjY = ObjY # 对象位置y坐标
class FullConn_Class(ModelObj): # 全连接对象
def __init__(self, ObjID, ObjType, ObjLable, ParaString, ObjX, ObjY):
super().__init__(ObjID, ObjType, ObjLable, ParaString, ObjX, ObjY)
self.FullConnProc = self.fullconn_proc # 基本操作函数
self.SetFullConnPara = self.setfullconn_para # 参数设置函数
def fullconn_proc(self, data, FullConnPara):
weights = FullConnPara["weights"] # 获取权重矩阵
bias = FullConnPara["bias"] # 偏置向量
# 对输入进行展平处理,变换为单通道的一维数组格式
data = data.reshape(1, data.shape[1] * data.shape[2])
# 计算全连接层的线性变换data与权重矩阵w进行乘法再加上偏置向量b
output = np.dot(data, weights.T) + bias
return output # 返回全连接计算后的数组
# 定义一个函数来设置全连接层的相关参数
def setfullconn_para(self, poolH, poolW):
height = poolH
width = poolW # 获取池化后的图片数组的长度和宽度
num_outputs = int(input("请输入全连接层的输出节点数量: "))
weights = np.random.randn(num_outputs, height * width)
bias = np.random.randn(1, num_outputs)
# 返回FullConnPara参数这里用一个字典来存储
FullConnPara = {"weights": weights, "bias": bias,
"num_outputs": num_outputs}
return FullConnPara
if __name__ == '__main__':
DataSet = lqmtest_x3_2_load_data.Data_Class("DataSet1", 1, "数据集1", [], 120, 330)
# setload_data()函数,获取加载数据集的参数
DataPara = DataSet.SetDataPara()
train_images, test_images = DataSet.LoadData(DataPara)
Conv = lqmtest_x3_4_conv_proc.Conv_Class("Conv1", 2, "卷积1", [], 250, 330)
ConvPara = Conv.SetConvPara()
for i in range(len(train_images) // 32):
images = train_images[i * 32:(i + 1) * 32]
conv_images = [] # 存储卷积处理后的图片的列表
for image in images: # 获取训练集的图片数据
dim = len(image.shape) # 获取矩阵的维度
if dim == 2: # 如果是二维矩阵,则转化为三维矩阵
image_h, image_w = image.shape
image = np.reshape(image, (1, image_h, image_w))
# 调用ConvProc()函数根据ConvPara参数完成卷积计算
output = Conv.ConvProc(image, ConvPara)
conv_images.append(output) # 将卷积结果存储到列表
elif dim == 3: # 若为三维矩阵,则保持不变直接卷积处理
output = Conv.ConvProc(image, ConvPara)
conv_images.append(output)
# 将卷积处理后的图片列表转换为数组形式,方便后续处理
conv_images = np.array(conv_images)
Pool = lqmtest_x3_5_pool.Pool_Class("Pool1", 3, "最大池化1", [], 380, 330)
PoolPara = Pool.SetPollPara()
pool_images = [] # 存储池化处理后的图片的列表
for image in conv_images: # 获取卷积后的图片数据
output = Pool.MaxPoolProc(image, PoolPara)
pool_images.append(output) # 将池化结果存储到列表
# 将池化处理后的图片列表转换为数组形式,方便后续处理
pool_images = np.array(pool_images)
_, _, poolH, poolW = pool_images.shape
FullConn = FullConn_Class("FullConn1", 4, "全连接1", [], 510, 330)
FullConnPara = FullConn.SetFullConnPara(poolH, poolW)
fullconn_images = [] # 存储全连接处理后的图片的列表
for image in pool_images: # 获取池化后的图片数据
output = FullConn.FullConnProc(image, FullConnPara)
fullconn_images.append(output) # 将全连接处理后的结果存储到列表
# 将全连接处理后的图片列表转换为数组形式,方便后续处理
fullconn_images = np.array(fullconn_images)