如何用CNN python代码解决以下错误?
图像数据说明:尺寸为200x200的二维二进制图像 有123个标签类,每个类标签包含10个图像帧,其中我认为作为测试用例剩余的前4个图像将是训练数据集 据我所知,我更改了CNN代码以对图像数据进行分类,但我得到以下错误: 警告:tensorflow:From C:\Users\hp\PycharmProjects\FirstProject3\venv\lib\site packages\tensorflow\python\framework\op_def_library.py:263:colocate_with From tensorflow.python.framework.ops已弃用,将在未来版本中删除 更新说明: 由placer自动处理Colocations 警告:tensorflow:From C:\Users\hp\PycharmProjects\FirstProject3\venv\lib\site packages\keras\backend\tensorflow\u backend.py:3445:使用keep\u prob从tensorflow.python.ops.nn\u ops调用退出已不推荐,并将在未来版本中删除 更新说明: 请使用费率而不是保留问题。速率应设置为速率=1-保持概率 回溯最近一次呼叫上次: 文件C:/Users/hp/PycharmProjects/FirstProject3/test.py,第79行,在 model.fitx\u train,y\u train,批大小=批大小,历代=历代,详细=1,验证数据=x\u测试,y\u测试 文件C:\Users\hp\PycharmProjects\FirstProject3\venv\lib\site packages\keras\engine\training.py,第952行 批次大小=批次大小 文件C:\Users\hp\PycharmProjects\FirstProject3\venv\lib\site packages\keras\engine\training.py,第789行,在用户数据中 例外情况\u前缀='target' 标准化输入数据中的文件C:\Users\hp\PycharmProjects\FirstProject3\venv\lib\site packages\keras\engine\training\u utils.py,第138行 标准形状 ValueError:检查目标时出错:预期稠密_2具有形状123,但获得了形状124的数组 如何解决错误 我的代码:如何用CNN python代码解决以下错误?,python,pycharm,Python,Pycharm,图像数据说明:尺寸为200x200的二维二进制图像 有123个标签类,每个类标签包含10个图像帧,其中我认为作为测试用例剩余的前4个图像将是训练数据集 据我所知,我更改了CNN代码以对图像数据进行分类,但我得到以下错误: 警告:tensorflow:From C:\Users\hp\PycharmProjects\FirstProject3\venv\lib\site packages\tensorflow\python\framework\op_def_library.py:263:coloc
import keras
from keras.models import Sequential
from keras.layers import Dense, Dropout, Flatten
from keras.layers import Conv2D, MaxPooling2D
import numpy as np
import cv2
import os
path1='C:\\Data\\For new Paper3\Old\\GaitDatasetB-silh_PerfectlyAlingedImages_EnergyImage\\';
all_images = []
all_labels = []
subjects = os.listdir(path1)
numberOfSubject = len(subjects)
print('Number of Subjects: ', numberOfSubject)
for number1 in range(0, numberOfSubject): # numberOfSubject
path2 = (path1 + subjects[number1] + '/')
sequences = os.listdir(path2);
numberOfsequences = len(sequences)
for number2 in range(4, numberOfsequences):
path3 = path2 + sequences[number2]
img = cv2.imread(path3 , 0)
img = img.reshape(200, 200, 1)
all_images.append(img)
all_labels.append(number1+1)
x_train = np.array(all_images)
y_train = np.array(all_labels)
y_train = keras.utils.to_categorical(y_train)
print(y_train)
print(x_train)
all_images = []
all_labels = []
for number1 in range(0, numberOfSubject): # numberOfSubject
path2 = (path1 + subjects[number1] + '/')
sequences = os.listdir(path2);
numberOfsequences = len(sequences)
for number2 in range(0, 4):
path3 = path2 + sequences[number2]
img = cv2.imread(path3 , 0)
img = img.reshape(200, 200, 1)
all_images.append(img)
all_labels.append(number1+1)
x_test = np.array(all_images)
y_test = np.array(all_labels)
y_test = keras.utils.to_categorical(y_test)
print(y_test)
print(x_test)
batch_size = 738
num_classes = 123
epochs = 12
model = Sequential()
model.add(Conv2D(32, kernel_size=(5, 5), activation='relu', input_shape=(200,200,1)))
model.add(Conv2D(64, (5, 5), activation='relu'))
model.add(MaxPooling2D(pool_size=(2, 2)))
model.add(Dropout(0.25))
model.add(Flatten())
model.add(Dense(738, activation='relu'))
model.add(Dropout(0.5))
model.add(Dense(num_classes, activation='softmax'))
model.compile(loss=keras.losses.categorical_crossentropy, optimizer=keras.optimizers.Adadelta(), metrics=['accuracy'])
model.fit(x_train, y_train, batch_size=batch_size, epochs=epochs, verbose=1, validation_data=(x_test, y_test))
score = model.evaluate(x_test, y_test, verbose=0)
print('Test loss:', score[0])
print('Test accuracy:', score[1])
代码参考:在分配num_class=123时,您的数据有124个类
警告是由于您拥有最新的tensorflow版本,而keras尚未更新以完全支持它 您使用tf的tensorflow/keras的版本是什么?keras.\uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu。电子邮件ID?tf版本为1.13.1,keras版本为2.2.4,请将其上传到某个地方并在此处发布链接。我如何查找批次大小和历代编号?你是什么意思?如果你想知道如何选择批量大小和历代次数,我建议你在谷歌上快速搜索并阅读相关内容。大多数情况下,它是根据经验选择的,但根据经验,您可以开发一些启发式方法。