1. 检查代码中是否有定义`train_loader`这个变量的语句。如果没有，您需要先定义这个变量，可以使用`torch.utils.data.DataLoader`类来创建一个数据加载器。2. 如果有定义语句，检查是否在使用`train_loader`之前对其进行了初始化。如果没有，您需要在使用前对其进行初始化，可以使用`train_loader = Data...
name 'x_train' is not defined 文心快码BaiduComate 针对您提出的“name 'x_train' is not defined”问题,这里有几个可能的解决方案和排查步骤,您可以根据这些建议来定位和解决问题: 检查变量名是否已正确定义: 确保在您的代码中已经定义了x_train变量。通常,这个变量是在数据预处理阶段从数据集中分割出来的训练...
clf_ = knn.fit(X_train, y_train) y_pred = clf_.predict(X_test) neighbors.append(n) accuracy.append( str(("%.2f" %(accuracy_score(y_test,y_pred)* 100) ))) accuracy.sort() neighbors.sort() plt.bar( list(range(3, 10)), accuracy, tick_label=neighbors, width=0.8, color="rgb...
train_test_split函数位于sklearn.model_selection模块中,它的主要作用是将数据集划分为训练集和测试集。因此,在使用train_test_split函数之前,我们必须确保已正确地导入了它。 下面是一个简单的示例,展示了如何正确导入并使用train_test_split函数: from sklearn.model_selection import train_test_split 有了这个导入...
I'm trying to get python train.py --logtostderr --train_dir=training/ --pipeline_config_path=training/faster_rcnn_inception_v2_pets.config to build but it gives me the error "NameError: name 'trainer' is not defined." Provide the exact sequence of commands / steps that you executed ...
首页 Paddle框架 帖子详情 NameError: name 'transform_train' is not defined,这个问题怎么解决 收藏 快速回复 Paddle框架 问答模型训练深度学习 68 1 项目 数据集 课程 比赛 模型库 活动 更多 论坛 访问飞桨官网 登录 NameError: name 'transform_train' is not defined,这个问题怎么解决 ...
:label="item.schoolName" :value="item.schoolName"> </el-option> </el-select> 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 渲染错误 [Vue warn]: Property or method "item" is not defined on the instance but referenced during render. Make sure that thi...
译者：BXuan694 torchvision.utils.make_grid(tensor, nrow=8, padding=2, normalize=False, range=...
pow(euclidean_distance, 2) + (label) * torch.pow(torch.clamp(margin - euclidean_distance, min=0.0), 2)) return loss_contrastive def training_step(self, train_batch, batch_idx): lab,txt,rag,img,name,intensity,e1,e2,e3,e4,e5,e6,e7,e8,e9 = train_batch lab = train_batch[lab] #...
Hello, I am getting the below error when I try to run script.py $ python script.py Traceback (most recent call last): File "script.py", line 39, in X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42)...