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Python Dataset.getRandomPercent方法代码示例

本文整理汇总了Python中Dataset.Dataset.getRandomPercent方法的典型用法代码示例。如果您正苦于以下问题:Python Dataset.getRandomPercent方法的具体用法?Python Dataset.getRandomPercent怎么用?Python Dataset.getRandomPercent使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Dataset.Dataset的用法示例。


在下文中一共展示了Dataset.getRandomPercent方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: range

# 需要导入模块: from Dataset import Dataset [as 别名]
# 或者: from Dataset.Dataset import getRandomPercent [as 别名]
folds=['2-fold', '5-fold', 'N-fold']

for ds in alcohol_datasets:
    train_data_all = ds[0].data
    test_data = ds[1].data

    # Accuracy for get 20%, 50%, 80% and 100% of the data.
    # Each subset will have 
    train_accuracy = [[np.zeros(num_k_values), np.zeros(num_k_values), np.zeros(num_k_values)],
                      [np.zeros(num_k_values), np.zeros(num_k_values), np.zeros(num_k_values)],
                      [np.zeros(num_k_values), np.zeros(num_k_values), np.zeros(num_k_values)],
                      [np.zeros(num_k_values), np.zeros(num_k_values), np.zeros(num_k_values)]]
    best_k_and_ds = [[0,0,0],[0,0,0],[0,0,0],[0,0,0]]

    for it in range(5):
        train_data_20, t = Dataset.getRandomPercent(train_data_all, 0.2)
        train_data_50, t = Dataset.getRandomPercent(train_data_all, 0.5)
        train_data_80, t = Dataset.getRandomPercent(train_data_all, 0.8)
        all_training_data = [train_data_20,
                             train_data_50,
                             train_data_80,
                             train_data_all]
        # Only run on train_data_all once.
        if it > 0:
            all_training_data = all_training_data[:-1]
        for val in range(len(all_training_data)):
            for k in k_values:
                print str(it) + ": Training on: " + labels[val] + "for k value: " + str(k) + " for " + ds[0].name
                # Do 2-5-N Fold Cross Validation.
                cv_2 = Dataset.getkPartitions(all_training_data[val], 2)
                cv_5 = Dataset.getkPartitions(all_training_data[val], 5)
开发者ID:dcastro9,项目名称:patternrec_ps2,代码行数:33,代码来源:alcohol_script.py


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