cross-validation

[美]/ˌkrɒsˌvælɪˈdeɪʃən/
[英]/ˌkrɔːsˌvælɪˈdeɪʃən/

释义

n.一种通过将数据划分为训练集和测试集来评估机器学习模型性能的统计方法

短语搭配

cross-validation set

交叉验证集

perform cross-validation

执行交叉验证

cross-validation results

交叉验证结果

using cross-validation

使用交叉验证

cross-validation technique

交叉验证技术

with cross-validation

使用交叉验证

cross-validation error

交叉验证误差

doing cross-validation

进行交叉验证

cross-validation score

交叉验证得分

k-fold cross-validation

k折交叉验证

例句

we used k-fold cross-validation to evaluate the model's performance.

我们使用k折交叉验证来评估模型的性能。

cross-validation helps prevent overfitting during model training.

交叉验证有助于在模型训练期间防止过拟合。

the results from cross-validation were highly consistent across different folds.

来自交叉验证的结果在不同的折叠中高度一致。

we performed stratified cross-validation to maintain class proportions.

我们进行了分层交叉验证以保持类别比例。

cross-validation provides a more reliable estimate of generalization error.

交叉验证提供了一个更可靠的泛化误差估计。

leave-one-out cross-validation is useful for small datasets.

留一法交叉验证对于小型数据集很有用。

we compared several algorithms using cross-validation as the evaluation metric.

我们使用交叉验证作为评估指标来比较几种算法。

cross-validation is a crucial step in machine learning model selection.

交叉验证是机器学习模型选择中的关键步骤。

the cross-validation score was significantly higher than the baseline model.

交叉验证得分明显高于基线模型。

we implemented nested cross-validation for robust hyperparameter tuning.

我们实施了嵌套交叉验证以进行稳健的超参数调整。

time-series data requires special considerations when using cross-validation.

使用交叉验证时,时间序列数据需要特别的考虑。

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