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import numpy as np
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import lqmtest_x3_5_pool
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import lqmtest_x3_2_load_data
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import lqmtest_x3_4_conv_proc
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import lqmtest_x3_6_fullconn
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import lqmtest_x3_7_nonlinear
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class ModelObj: # 网络对象
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def __init__(self, ObjID, ObjType, ObjLable, ParaString, ObjX, ObjY):
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self.ObjID = ObjID # 图元号
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self.ObjType = ObjType # 图元类别
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self.ObjLable = ObjLable # 对象标签
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self.ParaString = ParaString # 参数字符串
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self.ObjX = ObjX # 对象位置x坐标
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self.ObjY = ObjY # 对象位置y坐标
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class Classifier_Class(ModelObj): # 分类对象
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def __init__(self, ObjID, ObjType, ObjLable, ParaString, ObjX, ObjY):
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super().__init__(ObjID, ObjType, ObjLable, ParaString, ObjX, ObjY)
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self.ClassifierProc = self.classifier_proc # 基本操作函数
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self.SetClassifyPara = self.setclassify_para # 参数设置函数
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def softmax(self, x): # 定义softmax函数
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x -= np.max(x) # 减去最大值,防止数值溢出
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return np.exp(x) / np.sum(np.exp(x)) # 计算指数和归一化
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def classifier_proc(self, inputdata, ClassifyPara):
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# 从ClassifyPara参数中获取阈值
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threshold = ClassifyPara["threshold"]
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output = -1 # 初始化输出为-1
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prob = self.softmax(inputdata)
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# 如果概率高于阈值,就将该类别加入输出结果
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prob1 = prob[prob >= threshold]
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# 使用where()函数来返回等于概率最大值的元素的索引
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index = np.where(prob == max(prob1))
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# 使用item()方法来将索引转换为标准Python标量
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output = index[1].item(0) + 1
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return output # 返回分类标签
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# 定义设置分类函数参数的函数
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def setclassify_para(self):
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threshold = float(input("请输入分类函数的阈值: ")) # 设定阈值,可以根据你的数据和任务来调整阈值
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# 返回ClassifyPara参数,这里用一个字典来存储
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ClassifyPara = {"threshold": threshold}
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return ClassifyPara # 返回ClassifyPara参数
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if __name__ == '__main__':
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DataSet = lqmtest_x3_2_load_data.Data_Class("DataSet1", 1, "数据集1", [], 120, 330)
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# setload_data()函数,获取加载数据集的参数
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DataPara = DataSet.SetDataPara()
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train_images, test_images = DataSet.LoadData(DataPara)
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Conv = lqmtest_x3_4_conv_proc.Conv_Class("Conv1", 2, "卷积1", [], 250, 330)
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ConvPara = Conv.SetConvPara()
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for i in range(len(train_images) // 32):
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images = train_images[i * 32:(i + 1) * 32]
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conv_images = [] # 存储卷积处理后的图片的列表
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for image in images: # 获取训练集的图片数据
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dim = len(image.shape) # 获取矩阵的维度
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if dim == 2: # 如果是二维矩阵,则转化为三维矩阵
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image_h, image_w = image.shape
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image = np.reshape(image, (1, image_h, image_w))
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# 调用ConvProc()函数,根据ConvPara参数完成卷积计算
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output = Conv.ConvProc(image, ConvPara)
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conv_images.append(output) # 将卷积结果存储到列表
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elif dim == 3: # 若为三维矩阵,则保持不变直接卷积处理
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output = Conv.ConvProc(image, ConvPara)
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conv_images.append(output)
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# 将卷积处理后的图片列表转换为数组形式,方便后续处理
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conv_images = np.array(conv_images)
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Pool = lqmtest_x3_5_pool.Pool_Class("Pool1", 3, "最大池化1", [], 380, 330)
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PoolPara = Pool.SetPollPara()
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pool_images = [] # 存储池化处理后的图片的列表
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for image in conv_images: # 获取卷积后的图片数据
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output = Pool.MaxPoolProc(image, PoolPara)
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pool_images.append(output) # 将池化结果存储到列表
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# 将池化处理后的图片列表转换为数组形式,方便后续处理
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pool_images = np.array(pool_images)
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_, _, poolH, poolW = pool_images.shape
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FullConn = lqmtest_x3_6_fullconn.FullConn_Class("FullConn1", 4, "全连接1", [], 510, 330)
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FullConnPara = FullConn.SetFullConnPara(poolH, poolW)
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fullconn_images = [] # 存储全连接处理后的图片的列表
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for image in pool_images: # 获取池化后的图片数据
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output = FullConn.FullConnProc(image, FullConnPara)
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fullconn_images.append(output) # 将全连接处理后的结果存储到列表
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# 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
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fullconn_images = np.array(fullconn_images)
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Nonline = lqmtest_x3_7_nonlinear.Nonline_Class("Nonline1", 5, "非线性函数1", [], 640, 330)
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NonLPara = Nonline.SetNonLPara()
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# 存储非线性处理后的图片的列表
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nonlinear_images = []
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for image in fullconn_images: # 获取全连接处理后的图片数据
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output = Nonline.NonlinearProc(image, NonLPara)
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# 将非线性处理后的结果存储到列表
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nonlinear_images.append(output)
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# 将非线性处理后的图片列表转换为数组形式,方便后续处理
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nonlinear_images = np.array(nonlinear_images)
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Classifier=Classifier_Class("Classifier1", 6, "分类1", [], 780, 330)
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ClassifyPara = Classifier.SetClassifyPara()
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classifier_images = [] # 存储分类处理后的图片的列表
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prob_images = [] # 存储分类处理后的概率向量
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for image in nonlinear_images: # 获取非线性处理后的图片数据
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# 调用softmax函数,得到概率分布向量
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prob = Classifier.softmax(image)
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prob_images.append(prob) # 将概率向量结果存储到列表
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output = Classifier.ClassifierProc(image, ClassifyPara)
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classifier_images.append(output) # 将分类结果存储到列表
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# 将分类的结果列表转换为数组形式,方便后续处理
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classifier_images = np.array(classifier_images)
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